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rel=\"noopener noreferrer nofollow\">\u00ab\u041f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 \u043a\u00a0\u0418\u0421\u0421\u00bb<\/a>, \u043d\u0430\u00a0\u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0432\u044b\u043b\u043e\u0436\u0435\u043d\u043e \u0420\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 (v.1.4), \u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432.<\/p>\n<p>\u0421 \u044d\u0442\u0438\u0445 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u0438 \u043d\u0430\u0434\u043e \u043d\u0430\u0447\u0438\u043d\u0430\u0442\u044c \u0438\u0437\u0443\u0447\u0430\u0442\u044c \u0418\u0418\u0421. \u041a\u0441\u0442\u0430\u0442\u0438 \u0433\u043e\u0432\u043e\u0440\u044f \u041f\u0440\u0430\u0432\u0438\u043b\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u0438\u0440\u0436\u0435\u0432\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u041c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u0411\u0438\u0440\u0436\u0438 \u0447\u0435\u0442\u043a\u043e \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u044b \u0438 \u043d\u0430\u0433\u043b\u044f\u0434\u043d\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u044b \u0432 <a href=\"https:\/\/fs.moex.com\/files\/16970\" rel=\"noopener noreferrer nofollow\">\u043f\u0440\u0435\u0437\u0435\u043d\u0442\u0430\u0446\u0438\u0438<\/a>.<\/p>\n<p>\u0417\u0430\u043f\u0440\u043e\u0441\u044b \u043a \u0418\u0421\u0421 \u0434\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u044e\u0442\u0441\u044f \u0432 \u0432\u0438\u0434\u0435 URL \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430\u043c\u0438 (\u0438\u043b\u0438 \u0431\u0435\u0437), \u0441\u043f\u0438\u0441\u043e\u043a \u0432\u0441\u0435\u0445 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 URL \u043f\u0435\u0440\u0435\u0447\u0438\u0441\u043b\u0435\u043d \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 <a href=\"https:\/\/iss.moex.com\/iss\/reference\/\" rel=\"noopener noreferrer nofollow\">\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432<\/a>.<\/p>\n<p>\u041f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u043c\u043e\u0436\u043d\u043e \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445: XML, CSV, JSON, HTML<\/p>\n<p>\u0418 \u0434\u0430\u0432\u0430\u0439\u0442\u0435 \u0440\u0435\u0448\u0438\u043c \u0437\u0430\u0434\u0430\u0447\u0443 \u043f\u043e \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044e, \u043a \u043f\u0440\u0438\u043c\u0435\u0440\u0443:<\/p>\n<ul>\n<li>\n<p><a href=\"http:\/\/iss.moex.com\/iss\/index.xml\" rel=\"noopener noreferrer nofollow\">\u043e\u0431\u0449\u0435\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0440\u044b\u043d\u043a\u0430\u0445<\/a>, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u0439 \u0431\u043b\u043e\u043a\u0438 markets (\u0440\u044b\u043d\u043a\u0438), boards (\u0440\u0435\u0436\u0438\u043c\u044b \u0442\u043e\u0440\u0433\u043e\u0432), board_groups (\u0433\u0440\u0443\u043f\u043f\u0438\u0440\u043e\u0432\u043a\u0430  \u0440\u0435\u0436\u0438\u043c\u043e\u0432),  <\/p>\n<\/li>\n<li>\n<p><a href=\"http:\/\/iss.moex.com\/iss\/engines\/stock\/markets\/index\/securities.xml\" rel=\"noopener noreferrer nofollow\">\u0440\u044b\u043d\u043e\u0447\u043d\u044b\u0445 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432<\/a>, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u0439 \u0431\u043b\u043e\u043a\u0438 securities, marketdata, dataversion.<\/p>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u0435\u0440\u0435\u0439\u0434\u0435\u043c \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443\u00a0 <a href=\"http:\/\/iss.moex.com\/iss\/index\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/index<\/a><\/p>\n<\/li>\n<\/ul>\n<figure class=\"bordered\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/04a\/73c\/d1f\/04a73cd1f880ae8280a9326c9c2d788c.png\" width=\"473\" height=\"459\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/04a\/73c\/d1f\/04a73cd1f880ae8280a9326c9c2d788c.png\"\/><\/figure>\n<p>\u043a\u0440\u0430\u0441\u043d\u043e\u0439 \u0440\u0430\u043c\u043a\u043e\u0439 \u0432\u044b\u0434\u0435\u043b\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0431\u043b\u043e\u043a \u201cengines\u201d.<\/p>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u044d\u0442\u0443 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443 \u0441 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0435\u043c xml:<\/p>\n<figure class=\"bordered full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/37b\/79b\/da1\/37b79bda1558380907666d7548d8816f.png\" width=\"556\" height=\"415\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/37b\/79b\/da1\/37b79bda1558380907666d7548d8816f.png\"\/><\/figure>\n<p>\u0412 \u043e\u0442\u0432\u0435\u0442\u0430\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 XML, HTML \u0438 JSON \u043a\u0430\u0436\u0434\u044b\u0439 \u0431\u043b\u043e\u043a \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0435\u043b\u0435\u043d \u0442\u0435\u0433\u043e\u043c <strong>data<\/strong> \u0438 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0434\u0432\u0435 \u0441\u0435\u043a\u0446\u0438\u0438: <strong>\u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435<\/strong> (\u043e\u043f\u0438\u0441\u044b\u0432\u0430\u044e\u0442 \u0442\u0438\u043f \u0438 \u0434\u043b\u0438\u043d\u0443 \u043f\u043e\u043b\u0435\u0439 \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438) \u0438 \u043d\u0435\u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e <strong>\u0440\u044b\u043d\u043e\u0447\u043d\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e<\/strong>. \u041c\u044b \u0431\u0443\u0434\u0435\u043c \u0437\u0430\u0433\u043e\u043d\u044f\u0442\u044c \u044d\u0442\u0443 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u0432 \u0442\u0430\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0432\u0438\u0434, \u0433\u0434\u0435 \u0441\u0435\u043a\u0446\u0438\u044f \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442 \u043a\u043e\u043b\u043e\u043d\u043a\u0438, \u0430 \u0441\u0435\u043a\u0446\u0438\u044f \u0441 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0435\u0439 \u0437\u0430\u043f\u043e\u043b\u043d\u0438\u0442 \u0440\u044f\u0434\u044b \u0442\u0430\u0431\u043b\u0438\u0446\u044b.<\/p>\n<p>\u041d\u0438\u0436\u0435 \u044f \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e \u0434\u043b\u044f \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043b\u0438\u0441\u0442\u0438\u043d\u0433 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043c\u043e\u0436\u043d\u043e \u0441\u043f\u0430\u0440\u0441\u0438\u0442\u044c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u043f\u043e\u0447\u0442\u0438 \u043f\u043e \u043b\u044e\u0431\u043e\u0439 \u0441\u0441\u044b\u043b\u043a\u0435 \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432 ISS Queries.<\/p>\n<p>\u041e\u0431\u0449\u0430\u044f \u0438\u0434\u0435\u043e\u043b\u043e\u0433\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u0442\u0430\u043a\u0430\u044f:<\/p>\n<ul>\n<li>\n<p>\u0417\u0430\u0433\u0440\u0443\u0437\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445<\/p>\n<\/li>\n<li>\n<p>\u041f\u0430\u0440\u0441\u0438\u043d\u0433 XML<\/p>\n<\/li>\n<li>\n<p>\u0424\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 DataFrame (\u0442\u0430\u0431\u043b\u0438\u0446\u044b)<\/p>\n<\/li>\n<li>\n<p>\u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0432\u00a0\u0411\u0414 SQLite<\/p>\n<\/li>\n<li>\n<p>\u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 (\u0434\u0443\u0431\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435) \u0432\u00a0CSV \u0444\u0430\u0439\u043b\u0435 \u0441\u00a0\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0435\u043c txt.<\/p>\n<p>\u0412 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438:<\/p>\n<\/li>\n<\/ul>\n<p>os \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 \u2013 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0439, \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043f\u0443\u0442\u0435\u0439 \u043a \u0444\u0430\u0439\u043b\u0430\u043c \u0438 \u0442.\u0434.<\/p>\n<p>sqlite3 \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0431\u0430\u0437\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 SQLite \u2013 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435, \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 SQL-\u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, transaction \u0438 \u0442.\u0434.<\/p>\n<p>xml.etree.ElementTree (ET) \u2013 \u043f\u0430\u0440\u0441\u0438\u043d\u0433 \u0438 \u043a\u043e\u043d\u0432\u0435\u0440\u0442\u0430\u0446\u0438\u044f XML \u0432 \u0434\u0440\u0435\u0432\u043e\u0432\u0438\u0434\u043d\u0443\u044e \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0443 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u0443\u0434\u043e\u0431\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0432 \u043a\u043e\u0434\u0435 Python.<\/p>\n<p>pandas (pd) \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0442\u0430\u0431\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u0438\u0445 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0438 \u0430\u043d\u0430\u043b\u0438\u0437 \u2013 DataFrame. \u0417\u0430\u0433\u0440\u0443\u0437\u043a\u0430\/\u0437\u0430\u043f\u0438\u0441\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 CSV \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u0444\u043e\u0440\u043c\u0430\u0442\u044b.<\/p>\n<p>requests \u2013 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0430 HTTP \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043e\u0442\u0432\u0435\u0442\u043e\u0432 \u043e\u0442 \u0432\u0435\u0431-\u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432. \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u0432\u0435\u0431-\u0441\u043a\u0440\u0435\u0439\u043f\u0438\u043d\u0433\u0430 \u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 API. \u0412\u0435\u0431-\u0441\u043a\u0440\u0435\u0439\u043f\u0438\u043d\u0433 \u2013 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0432\u0435\u0431-\u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u0443\u0442\u0451\u043c \u0438\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f \u0438\u0445 \u0441 \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446.\u00a0<\/p>\n<pre><code class=\"python\">import os  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 import sqlite3  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 SQLite \u0431\u0430\u0437\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 import xml.etree.ElementTree as ET  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430 XML  import pandas as pd  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 import requests  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f HTTP \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432  url = \"https:\/\/iss.moex.com\/iss\/index.xml\"  # url \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 XML - \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u043f\u0440\u0430\u0432\u043e\u0447\u043d\u0438\u043a\u0438 ISS # url = \"https:\/\/iss.moex.com\/iss\/securities\/SBER\/indices.xml\"  # url - \u0421\u043f\u0438\u0441\u043e\u043a \u0438\u043d\u0434\u0435\u043a\u0441\u043e\u0432 \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0432\u0445\u043e\u0434\u0438\u0442 \u0431\u0443\u043c\u0430\u0433\u0430 SBER. # url = \"https:\/\/iss.moex.com\/iss\/securities\/IMOEX.xml\"  # url - \u041f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430 \u0438\u043d\u0434\u0435\u043a\u0441 \u041c\u043e\u0441\u0431\u0438\u0440\u0436\u0438.  response = requests.get(url)  # \u0437\u0430\u043f\u0440\u043e\u0441 \u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u043e url  root = ET.fromstring(response.content)  # \u043f\u0430\u0440\u0441\u0438\u043d\u0433 XML \u0438\u0437 \u043e\u0442\u0432\u0435\u0442\u0430  dfs = {}  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f dataframe  for data in root.findall(\".\/data\"):  # \u043f\u043e\u0438\u0441\u043a \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 data     id = data.attrib[\"id\"]  # \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 id      columns = [         c.attrib[\"name\"] for c in data.findall(\".\/metadata\/columns\/column\")     ]  # \u0441\u043f\u0438\u0441\u043e\u043a \u043a\u043e\u043b\u043e\u043d\u043e\u043a     df = pd.DataFrame(columns=columns)  # \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0443\u0441\u0442\u043e\u0433\u043e dataframe \u0441 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u0308\u043d\u043d\u044b\u043c\u0438 \u043a\u043e\u043b\u043e\u043d\u043a\u0430\u043c\u0438     rows = data.findall(\".\/rows\/row\")  # \u043f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a      for row in rows:         data = dict(             zip(columns, [row.attrib.get(c) for c in columns])         )  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a\u0438         df = pd.concat(             [df, pd.DataFrame([data])], ignore_index=True         )  # \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0430\u0446\u0438\u044f \u0441\u0442\u0440\u043e\u043a      dfs[id] = df  # \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 dataframe \u0432 \u0441\u043b\u043e\u0432\u0430\u0440\u0435  # \u0434\u0430\u043b\u0435\u0435 \u043a\u043e\u0434 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0411\u0414 \u0438 CSV if not os.path.exists(\"moexmetadata\"):     os.mkdir(\"moexmetadata\")  conn = sqlite3.connect(\"moexmetadata.db\")  for id, df in dfs.items():     df.to_sql(id, conn, if_exists=\"replace\", index=False)     # \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u043a\u043e\u043b\u043e\u043d\u043a\u0438 id \u0432 \u0434\u0430\u0442\u0430\u0444\u0440\u0435\u0439\u043c\u0435     if \"id\" in df.columns:         cursor = conn.cursor()          # \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0438\u043d\u0434\u0435\u043a\u0441\u0430         cursor.execute(f\"PRAGMA index_info('index_name')\")         index_info = cursor.fetchall()          if not index_info:             # \u0421\u043e\u0437\u0434\u0430\u0435\u043c \u0438\u043d\u0434\u0435\u043a\u0441 \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u043f\u043e \u043a\u043e\u043b\u043e\u043d\u043a\u0435 id             cursor.execute(f\"CREATE INDEX index_name ON {id} (id)\")             conn.commit()      # \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u0443\u0431\u043b\u0438\u0440\u0443\u0435\u043c \u0432 \u0444\u0430\u0439\u043b     filename = f\"{id}.txt\"     path = os.path.join(\"moexmetadata\", filename)     df.to_csv(path, sep=\"\\t\", index=False)  conn.close() <\/code><\/pre>\n<p>\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443, \u043e\u043d\u0430 \u043e\u0442\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0437\u0430 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0435\u043a\u0443\u043d\u0434. \u041c\u043e\u0436\u0435\u043c \u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0435 \u0437\u0430\u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0432\u044b\u0439 url \u0438 \u0440\u0430\u0441\u043a\u043e\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0432\u0442\u043e\u0440\u043e\u0439, \u0441\u043d\u043e\u0432\u0430 \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c, \u0438 \u0442.\u0434. \u043f\u0440\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438.<\/p>\n<p>\u0412 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0435 \u0441 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043e\u0439 \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u043f\u0430\u043f\u043a\u0430 \u201cmoexmetadata\u201d \u0441 \u043c\u043d\u043e\u0433\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u044b\u043c\u0438 \u0444\u0430\u0439\u043b\u0430\u043c\u0438.<\/p>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/c4d\/1fb\/5d7\/c4d1fb5d7ed0dddd7c21f09ba1a8ae05.png\" width=\"360\" height=\"326\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/c4d\/1fb\/5d7\/c4d1fb5d7ed0dddd7c21f09ba1a8ae05.png\"\/><\/figure>\n<p>\u0432\u043e\u0442 \u043f\u0440\u0438\u043c\u0435\u0440 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u044f<\/p>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/69b\/5e9\/c85\/69b5e9c85c00ab7e999e91a8e690f285.png\" width=\"421\" height=\"450\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/69b\/5e9\/c85\/69b5e9c85c00ab7e999e91a8e690f285.png\"\/><\/figure>\n<p>\u0442\u0430\u043a\u0436\u0435 \u0443 \u043d\u0430\u0441 \u0441\u043e\u0437\u0434\u0430\u043b\u0430\u0441\u044c \u0411\u0414 \u0441 \u0442\u0430\u0431\u043b\u0438\u0446\u0430\u043c\u0438<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/0e8\/b79\/ce9\/0e8b79ce9d7428ce732296ccda1780e9.png\" width=\"833\" height=\"529\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/0e8\/b79\/ce9\/0e8b79ce9d7428ce732296ccda1780e9.png\"\/><\/figure>\n<p>\u0438 \u0435\u0441\u043b\u0438 \u0441\u043e\u0432\u0441\u0435\u043c \u043f\u043e\u0433\u0440\u0443\u0436\u0430\u0442\u044c\u0441\u044f.., \u0442\u043e \u0442\u0435\u043e\u0440\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043c\u043e\u0436\u043d\u043e \u043c\u0435\u0436\u0434\u0443 \u0442\u0430\u0431\u043b\u0438\u0446\u0430\u043c\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u043b\u043e\u0433\u0438\u0447\u043d\u044b\u0435 \u0441\u0432\u044f\u0437\u0438. \u0415\u0441\u043b\u0438 \u043a\u043e\u043d\u0435\u0447\u043d\u043e \u0412\u044b \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u0440\u0430\u0437\u043e\u0431\u0440\u0430\u0442\u044c\u0441\u044f \u0432\u043e \u0432\u0441\u0435\u043c \u044d\u0442\u043e\u043c \u201c\u0445\u0430\u043e\u0441\u0435\u201d \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438. \u041d\u0430\u0434\u043e \u043b\u0438 \u0442\u043e\u043b\u044c\u043a\u043e \u044d\u0442\u043e?<\/p>\n<p>\u0418\u0434\u0435\u043c \u0434\u0430\u043b\u0435\u0435<\/p>\n<p>\u0421\u043e\u0433\u043b\u0430\u0441\u043d\u043e \u0420\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 \u0434\u043b\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0432 \u043a\u043e\u043d\u0446\u0435 \u0444\u0430\u0439\u043b\u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u0431\u043b\u043e\u043a \u0434\u0430\u043d\u043d\u044b\u0445 \u201ccursor\u201d.<\/p>\n<p>\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 \u0437\u0434\u0435\u0441\u044c <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX<\/a> \u043e\u043d \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u0442\u0430\u043a<\/p>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/ff6\/fae\/328\/ff6fae328c0a8419104e2c64133cb236.png\" width=\"364\" height=\"195\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/ff6\/fae\/328\/ff6fae328c0a8419104e2c64133cb236.png\"\/><\/figure>\n<p>\u0437\u0434\u0435\u0441\u044c INDEX \u2013 \u043d\u0430\u0447\u0430\u043b\u043e \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0432\u044b\u0434\u0430\u0447\u0435 (\u043d\u043e\u043c\u0435\u0440 \u0441\u0442\u0440\u043e\u043a\u0438), \u0432 \u0437\u0430\u043f\u0440\u043e\u0441\u0435<br \/> \u0437\u0430\u0434\u0430\u0451\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c start; TOTAL \u2013 \u043e\u0431\u0449\u0438\u0439 \u043e\u0431\u044a\u0451\u043c \u0434\u0430\u043d\u043d\u044b\u0445 (\u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a), \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u043f\u043e \u044d\u0442\u043e\u043c\u0443 \u0437\u0430\u043f\u0440\u043e\u0441\u0443;<br \/> PAGESIZE \u2013 \u043e\u0431\u044a\u0451\u043c \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0432\u044b\u0434\u0430\u0447\u0435 (\u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a), \u0432<br \/> \u0437\u0430\u043f\u0440\u043e\u0441\u0435 \u0437\u0430\u0434\u0430\u0451\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c limit (\u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u2013 100, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f 50,<br \/> 20, 10, 5, 1).<\/p>\n<p>\u0422.\u0435. \u0447\u0442\u043e\u0431\u044b \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u043f\u043e\u043b\u043d\u044b\u0439 (\u043e\u0447\u0435\u0432\u0438\u0434\u043d\u043e, \u0447\u0442\u043e \u0431\u043e\u043b\u044c\u0448\u043e\u0439) \u043e\u0431\u044a\u0451\u043c \u0434\u0430\u043d\u043d\u044b\u0445, \u043d\u0443\u0436\u043d\u043e \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u044c \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0443:<br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX<\/a><br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=100\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=100<\/a><br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=200\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=200<\/a><br \/> \u0438 \u0442.\u0434.\u043f\u043e\u043a\u0430 (INDEX + PAGESIZE) &lt; TOTAL.<\/p>\n<p>\u041a\u0441\u0442\u0430\u0442\u0438 \u0433\u043e\u0432\u043e\u0440\u044f \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u0432\u0441\u0435 \u043d\u043e\u0432\u043e\u0441\u0442\u0438 \u0441\u0430\u0439\u0442\u0430 \u043c\u043e\u0441\u0431\u0438\u0440\u0436\u0438 \u0441\u043e \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b <a href=\"https:\/\/iss.moex.com\/iss\/sitenews\/\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/sitenews\/<\/a> \u2013 \u043f\u043e\u0440\u044f\u0434\u043a\u0430 43\u0442\u044b\u0441\u044f\u0447 \u0448\u0442\u0443\u043a, \u0442\u043e\u043b\u044c\u043a\u043e \u0437\u0434\u0435\u0441\u044c \u043a\u0430\u0436\u0434\u044b\u0439 \u0448\u0430\u0433 \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0442\u044c PAGESIZE=\u201d50\u201d \u0437\u0430\u043f\u0438\u0441\u0435\u0439.<\/p>\n<p>\u042d\u0442\u043e\u0442 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u0432\u043f\u043e\u043b\u043d\u0435 \u043f\u043e\u043d\u044f\u0442\u0435\u043d \u0438 \u043b\u043e\u0433\u0438\u0447\u0435\u043d, \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043c\u043e\u0436\u043d\u043e.<\/p>\n<p>\u041d\u043e \u043d\u0435 \u0432\u0441\u0435 \u0442\u0430\u043a \u043e\u0434\u043d\u043e\u0437\u043d\u0430\u0447\u043d\u043e, \u0438 \u043a\u0430\u043a \u043e\u043a\u0430\u0437\u0430\u043b\u043e\u0441\u044c \u0441\u0430\u043c\u044b\u0439 \u0436\u0435 \u043f\u0435\u0440\u0432\u044b\u0439 URL \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 <a href=\"https:\/\/iss.moex.com\/iss\/reference\/\" rel=\"noopener noreferrer nofollow\">ISS Queries <\/a>\u0434\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0441\u043f\u0438\u0441\u043a\u0430 \u0432\u0441\u0435\u0445 \u0431\u0443\u043c\u0430\u0433 \u0442\u043e\u0440\u0433\u0443\u0435\u043c\u044b\u0445 \u043d\u0430 \u043c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u0431\u0438\u0440\u0436\u0435 \u043d\u0435 \u0438\u043c\u0435\u0435\u0442 \u044d\u0442\u043e\u0433\u043e \u0431\u043b\u043e\u043a\u0430 \u201ccursor\u201d. \u0418 \u043e\u0447\u0435\u0432\u0438\u0434\u043d\u043e, \u0447\u0442\u043e \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 <a href=\"https:\/\/iss.moex.com\/iss\/securities\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities<\/a> \u0432\u044b\u0433\u0440\u0443\u0436\u0435\u043d \u0434\u0430\u043b\u0435\u043a\u043e \u043d\u0435 \u043f\u043e\u043b\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a.<\/p>\n<p>\u0432\u044b\u0433\u0440\u0443\u0436\u0430\u0442\u044c \u0435\u0433\u043e \u043d\u0430\u0434\u043e \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e:<\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=0\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=0<\/a><\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=100\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=100<\/a><\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=200\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=200<\/a> \u0438 \u0442\u0430\u043a \u0434\u0430\u043b\u0435\u0435. \u0422\u043e\u043b\u044c\u043a\u043e \u0432\u043e\u0442 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f TOTAL \u0443\u00a0\u043d\u0430\u0441 \u043d\u0435\u0442\u2026, \u0442.\u043a. \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0440\u0430\u0437\u0434\u0435\u043b \u00abcursor\u00bb.<\/p>\n<p>\u0423\u0436\u0435 \u043f\u043e\u0441\u043b\u0435 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0432\u0442\u043e\u0440\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u044f \u043e\u0431\u0440\u0430\u0442\u0438\u043b \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e <a href=\"https:\/\/iss.moex.com\/iss\/reference\/5\" rel=\"noopener noreferrer nofollow\">\u0432 \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0438 \u043c\u0435\u0442\u043e\u0434\u0430 \/iss\/securities<\/a> \u0435\u0441\u0442\u044c \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u044b start \u0438 limit. \u041f\u043e \u043c\u043e\u0435\u043c\u0443 \u043c\u043d\u0435\u043d\u0438\u044e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0431\u044b\u043b\u043e \u043b\u0438\u0431\u043e \u043f\u043e\u043c\u0435\u0449\u0430\u0442\u044c \u0440\u0430\u0437\u0434\u0435\u043b \u201ccursor\u201d \u0432\u0435\u0437\u0434\u0435, \u0433\u0434\u0435 \u043f\u043e\u0434\u0440\u0430\u0437\u0443\u043c\u0435\u0432\u0430\u0435\u0442\u0441\u044f \u0446\u0438\u043a\u043b\u0438\u0447\u043d\u044b\u0439 \u043f\u0430\u0440\u0441\u0438\u043d\u0433 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u043e\u0431\u044a\u0435\u043c\u043e\u0432 \u2013 \u0432\u0441\u0435 \u043a\u0430\u043a \u043e\u043f\u0438\u0441\u0430\u043d\u043e \u0432 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435, \u043b\u0438\u0431\u043e \u0432 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u043f\u0440\u0435\u0434\u0443\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0432\u0441\u0435 \u044d\u0442\u0438 \u043d\u044e\u0430\u043d\u0441\u044b \u0438 \u0443\u043f\u043e\u0440 \u0434\u0435\u043b\u0430\u0442\u044c \u043d\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u0443 \u043c\u0435\u0442\u043e\u0434\u0430 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u043e\u0432 start \u0438 limit.<\/p>\n<p>\u041d\u0430\u0432\u0435\u0440\u043d\u044f\u043a\u0430 \u043d\u0430 \u043c\u043e\u0441\u0431\u0438\u0440\u0436\u0435 \u0435\u0441\u0442\u044c \u0435\u0449\u0435 \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u0430\u0434\u0440\u0435\u0441\u0430 \u0441\u00a0\u0431\u043e\u043b\u044c\u0448\u0438\u043c \u043e\u0431\u044a\u0435\u043c\u043e\u043c \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u0431\u0435\u0437\u00a0\u0443\u043a\u0430\u0437\u0430\u043d\u0438\u044f \u043e\u0431\u0449\u0435\u0433\u043e \u043e\u0431\u044a\u0435\u043c\u0430 TOTAL \u0432\u00a0\u0431\u043b\u043e\u043a\u0435 \u00abcursor\u00bb.<\/p>\n<p>\u0418\u0442\u0430\u043a, \u0447\u0442\u043e\u0431\u044b \u0441\u0438\u043b\u044c\u043d\u043e \u043d\u0435\u00a0\u0443\u0441\u043b\u043e\u0436\u043d\u044f\u0442\u044c \u0437\u0430\u0434\u0430\u0447\u0443 \u0434\u043b\u044f\u00a0\u044d\u0442\u043e\u0433\u043e \u0441\u043b\u0443\u0447\u0430\u044f, \u044f \u0440\u0435\u0448\u0438\u043b \u043f\u0440\u043e\u0441\u0442\u043e \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u043c\u043e\u0434\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443. \u041c\u044b \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u043c, \u0447\u0442\u043e\u00a0\u043d\u0430\u0441 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u0443\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0434\u0438\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0431\u043b\u043e\u043a \u0434\u0430\u043d\u043d\u044b\u0445 data (\u0434\u043b\u044f \u0442\u0430\u043a\u0438\u0445 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u0441\u0442\u0440\u0430\u043d\u0438\u0446 \u0431\u0435\u0437\u00a0\u0431\u043b\u043e\u043a\u0430 \u00abcursor\u00bb \u0431\u043b\u043e\u043a data \u0431\u0443\u0434\u0435\u0442 \u0435\u0434\u0438\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c) \u0438 \u043a\u0440\u0443\u0442\u0438\u043c \u0446\u0438\u043a\u043b \u0434\u043e\u00a0\u0442\u0435\u0445 \u043f\u043e\u0440, \u043f\u043e\u043a\u0430 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0432\u00a0\u043d\u0435\u00a0\u0431\u0443\u0434\u0435\u0442 \u043f\u0443\u0441\u0442\u044b\u043c.<\/p>\n<p>\u0412\u043e\u0442 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u043d\u044b\u0439 \u043a\u043e\u0434 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b:<\/p>\n<pre><code class=\"python\">import os import sqlite3 import xml.etree.ElementTree as ET  import pandas as pd import requests  start = 0 # \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 step = 100 # \u0448\u0430\u0433 \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430   while True:     url = f\"https:\/\/iss.moex.com\/iss\/securities.xml?start={start}\"     # url = f\"https:\/\/iss.moex.com\/iss\/sitenews.xml?start={start}\"     response = requests.get(url)     root = ET.fromstring(response.content)     rows = root.findall(\".\/data\/rows\/row\")     if not rows: # \u0435\u0441\u043b\u0438 \u043d\u0435\u0442 \u0441\u0442\u0440\u043e\u043a - \u043f\u0440\u0435\u0440\u044b\u0432\u0430\u0435\u043c \u0446\u0438\u043a\u043b         break      start += step     print(start)     dfs = {}  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f dataframe      for data in root.findall(\".\/data\"):  # \u043f\u043e\u0438\u0441\u043a \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 data         id = data.attrib[\"id\"]  # \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 id         columns = [             c.attrib[\"name\"] for c in data.findall(\".\/metadata\/columns\/column\")         ]  # \u0441\u043f\u0438\u0441\u043e\u043a \u043a\u043e\u043b\u043e\u043d\u043e\u043a         df = pd.DataFrame(columns=columns)  # \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0443\u0441\u0442\u043e\u0433\u043e dataframe \u0441 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u0308\u043d\u043d\u044b\u043c\u0438 \u043a\u043e\u043b\u043e\u043d\u043a\u0430\u043c\u0438         rows = data.findall(\".\/rows\/row\")  # \u043f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a          for row in rows:             data = dict(                 zip(columns, [row.attrib.get(c) for c in columns])             )  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a\u0438             df = pd.concat(                 [df, pd.DataFrame([data])], ignore_index=True             )  # \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0430\u0446\u0438\u044f \u0441\u0442\u0440\u043e\u043a          dfs[id] = df  # \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 dataframe \u0432 \u0441\u043b\u043e\u0432\u0430\u0440\u0435      # \u0434\u0430\u043b\u0435\u0435 \u043a\u043e\u0434 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0411\u0414 \u0438 CSV      if not os.path.exists(\"moexmetadata\"):         os.mkdir(\"moexmetadata\")      conn = sqlite3.connect(\"moexmetadata.db\")      for id, df in dfs.items():         df.to_sql(id, conn, if_exists=\"append\", index=False)          # \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u043a\u043e\u043b\u043e\u043d\u043a\u0438 id          if \"id\" in df.columns:             cursor = conn.cursor()              # \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0438\u043d\u0434\u0435\u043a\u0441\u0430              cursor.execute(f\"PRAGMA index_info('index_name')\")              index_info = cursor.fetchall()              if not index_info:                 # \u0435\u0441\u043b\u0438 \u0438\u043d\u0434\u0435\u043a\u0441\u0430 \u043d\u0435\u0442, \u0442\u043e \u0441\u043e\u0437\u0434\u0430\u0435\u043c \u0438\u043d\u0434\u0435\u043a\u0441 \u0432 \u0411\u0414 \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u043f\u043e \u043a\u043e\u043b\u043e\u043d\u043a\u0435 id                  cursor.execute(f\"CREATE INDEX index_name ON {id} (id)\")                 conn.commit()          # \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u0443\u0431\u043b\u0438\u0440\u0443\u0435\u043c \u0432 \u0444\u0430\u0439\u043b         filename = f\"{id}.txt\"         path = os.path.join(\"moexmetadata\", filename)         with open(path, \"a\", encoding=\"utf-8\") as f:             df.to_csv(f, sep=\"\\t\", index=False)  conn.close()<\/code><\/pre>\n<p>\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c, \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0430 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u0447\u0430\u0441\u0430 3. \u0412 \u0438\u0442\u043e\u0433\u0435 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u044b \u0432\u043d\u0443\u0448\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435<\/p>\n<figure class=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/ae9\/13d\/a56\/ae913da566f95c7ee701f786ae0d78b4.png\" width=\"457\" height=\"29\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/ae9\/13d\/a56\/ae913da566f95c7ee701f786ae0d78b4.png\"\/><\/figure>\n<p>\u0412\u00a0\u0431\u0430\u0437\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u00ab\u0421\u043f\u0438\u0441\u043e\u043a \u0431\u0443\u043c\u0430\u0433 \u0442\u043e\u0440\u0433\u0443\u0435\u043c\u044b\u0445 \u043d\u0430\u00a0\u043c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u0431\u0438\u0440\u0436\u0435\u00bb \u0441\u043e\u0441\u0442\u043e\u0438\u0442 \u0438\u0437 595 \u0442\u044b\u0441\u044f\u0447 \u0437\u0430\u043f\u0438\u0441\u0435\u0439.<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w1560\/getpro\/habr\/upload_files\/b3f\/3d0\/3bf\/b3f3d03bfc5be91526f42a83c8a94a4f.png\" width=\"795\" height=\"436\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/b3f\/3d0\/3bf\/b3f3d03bfc5be91526f42a83c8a94a4f.png\"\/><\/figure>\n<p>\u041d\u0430 \u044d\u0442\u043e\u043c \u0432\u0441\u0435. \u041f\u0435\u0440\u0432\u044b\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0438\u0432\u043d\u044b\u0439 \u043e\u043f\u044b\u0442 \u043f\u043e\u043b\u0443\u0447\u0435\u043d. \u0415\u0441\u0442\u044c \u043e\u0431\u0449\u0435\u0435 \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u0442\u043e\u0433\u043e, \u043a\u0430\u043a \u0443\u0441\u0442\u0440\u043e\u0435\u043d\u0430 ISS MOEX. \u041f\u043e\u043b\u0443\u0447\u0435\u043d \u043e\u043f\u044b\u0442 \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430, get \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0437\u0430\u043f\u0438\u0441\u0438 \u0432 \u0444\u0430\u0439\u043b\u044b \u0438 \u0411\u0414.<\/p>\n<p>\u0410 \u043d\u0430 \u043e\u0447\u0435\u0440\u0435\u0434\u0438 \u0442\u0435\u043f\u0435\u0440\u044c \u0443 \u043c\u0435\u043d\u044f \u0438\u0437\u0443\u0447\u0435\u043d\u0438\u0435 \u0430\u043b\u0433\u043e\u043f\u0430\u043a\u0430 \u041c\u043e\u0441\u0431\u0438\u0440\u0436\u0438.<\/p>\n<p>\u0412\u0418\u0414\u0415\u041e \u043f\u043e \u0442\u0435\u043c\u0435:<\/p>\n<div class=\"tm-iframe_temp\" data-src=\"https:\/\/embedd.srv.habr.com\/iframe\/6578d6fa6f566b30a59bd27d\" data-style=\"\" id=\"6578d6fa6f566b30a59bd27d\" width=\"\"><\/div>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><!----><!----><\/div>\n<p><!----><!----><br \/> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/articles\/781006\/\"> https:\/\/habr.com\/ru\/articles\/781006\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div><!--[--><!--]--><\/div>\n<div id=\"post-content-body\">\n<div>\n<div class=\"article-formatted-body article-formatted-body article-formatted-body_version-2\">\n<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<p>\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u043e-\u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 \u041c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u0411\u0438\u0440\u0436\u0438 (\u0418\u0421\u0421 \u0438\u043b\u0438 ISS) \u2013 \u044d\u0442\u043e \u0441\u0435\u0440\u0432\u0438\u0441, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0440\u0430\u0437\u043d\u043e\u043e\u0431\u0440\u0430\u0437\u043d\u0443\u044e \u0431\u0438\u0440\u0436\u0435\u0432\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 \u0440\u0435\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0438\u0442\u043e\u0433\u0438 \u0442\u043e\u0440\u0433\u043e\u0432 \u0438 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.<\/p>\n<p>\u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0418\u0421\u0421:<\/p>\n<ul>\n<li>\n<p>\u041f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043f\u043e\u0442\u043e\u043a\u043e\u0432\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u043e \u0445\u043e\u0434\u0435 \u0442\u043e\u0440\u0433\u043e\u0432.<\/p>\n<\/li>\n<li>\n<p>\u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440 \u0438 \u044d\u043a\u0441\u043f\u043e\u0440\u0442 \u0438\u0442\u043e\u0433\u043e\u0432 \u0442\u043e\u0440\u0433\u043e\u0432.<\/p>\n<\/li>\n<li>\n<p>\u0414\u043e\u0441\u0442\u0443\u043f \u043a \u0438\u0441\u0442\u043e\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u043c \u0434\u0430\u043d\u043d\u044b\u043c \u043f\u043e \u0438\u0442\u043e\u0433\u0430\u043c \u0442\u043e\u0440\u0433\u043e\u0432, \u0446\u0435\u043d\u0430\u043c \u0438 \u043f\u0440\u043e\u0447\u0438\u043c \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044f\u043c.<\/p>\n<\/li>\n<li>\n<p>\u0412\u044b\u0433\u0440\u0443\u0437\u043a\u0430 \u0441\u043f\u0438\u0441\u043a\u043e\u0432 \u0432\u0441\u0435\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432, \u0440\u0435\u0436\u0438\u043c\u044b \u0442\u043e\u0440\u0433\u043e\u0432 \u0438 \u0438\u0445 \u0433\u0440\u0443\u043f\u043f\u044b.<\/p>\n<\/li>\n<li>\n<p>\u041c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433 \u0440\u044b\u043d\u043e\u0447\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0432 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0440\u0430\u0437\u0440\u0435\u0437\u0430\u0445.<\/p>\n<p>\u0414\u0430\u043d\u043d\u044b\u0435 \u043e \u0445\u043e\u0434\u0435 \u0442\u043e\u0440\u0433\u043e\u0432 \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 online \u0438 \u0438\u0442\u043e\u0433\u0438 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rel=\"noopener noreferrer nofollow\">ow&#187;>\u00ab\u041f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 \u043a\u00a0\u0418\u0421\u0421\u00bb<\/a>, \u043d\u0430\u00a0\u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0432\u044b\u043b\u043e\u0436\u0435\u043d\u043e \u0420\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 (v.1.4), \u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432.<\/p>\n<p>\u0421 \u044d\u0442\u0438\u0445 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u0438 \u043d\u0430\u0434\u043e \u043d\u0430\u0447\u0438\u043d\u0430\u0442\u044c \u0438\u0437\u0443\u0447\u0430\u0442\u044c \u0418\u0418\u0421. \u041a\u0441\u0442\u0430\u0442\u0438 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\u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432<\/a>, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u0439 \u0431\u043b\u043e\u043a\u0438 securities, marketdata, dataversion.<\/p>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u0435\u0440\u0435\u0439\u0434\u0435\u043c \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443\u00a0 <a href=\"http:\/\/iss.moex.com\/iss\/index\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/index<\/a><\/p>\n<\/li>\n<\/ul>\n<figure class=\"bordered\"><\/figure>\n<p>\u043a\u0440\u0430\u0441\u043d\u043e\u0439 \u0440\u0430\u043c\u043a\u043e\u0439 \u0432\u044b\u0434\u0435\u043b\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0431\u043b\u043e\u043a \u201cengines\u201d.<\/p>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u044d\u0442\u0443 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443 \u0441 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0435\u043c xml:<\/p>\n<figure class=\"bordered full-width\"><\/figure>\n<p>\u0412 \u043e\u0442\u0432\u0435\u0442\u0430\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 XML, HTML \u0438 JSON \u043a\u0430\u0436\u0434\u044b\u0439 \u0431\u043b\u043e\u043a \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0435\u043b\u0435\u043d \u0442\u0435\u0433\u043e\u043c <strong>data<\/strong> \u0438 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0434\u0432\u0435 \u0441\u0435\u043a\u0446\u0438\u0438: <strong>\u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435<\/strong> (\u043e\u043f\u0438\u0441\u044b\u0432\u0430\u044e\u0442 \u0442\u0438\u043f \u0438 \u0434\u043b\u0438\u043d\u0443 \u043f\u043e\u043b\u0435\u0439 \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438) \u0438 \u043d\u0435\u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e <strong>\u0440\u044b\u043d\u043e\u0447\u043d\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e<\/strong>. \u041c\u044b \u0431\u0443\u0434\u0435\u043c \u0437\u0430\u0433\u043e\u043d\u044f\u0442\u044c \u044d\u0442\u0443 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u0432 \u0442\u0430\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0432\u0438\u0434, \u0433\u0434\u0435 \u0441\u0435\u043a\u0446\u0438\u044f \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442 \u043a\u043e\u043b\u043e\u043d\u043a\u0438, \u0430 \u0441\u0435\u043a\u0446\u0438\u044f \u0441 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0435\u0439 \u0437\u0430\u043f\u043e\u043b\u043d\u0438\u0442 \u0440\u044f\u0434\u044b \u0442\u0430\u0431\u043b\u0438\u0446\u044b.<\/p>\n<p>\u041d\u0438\u0436\u0435 \u044f \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e \u0434\u043b\u044f \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043b\u0438\u0441\u0442\u0438\u043d\u0433 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043c\u043e\u0436\u043d\u043e \u0441\u043f\u0430\u0440\u0441\u0438\u0442\u044c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u043f\u043e\u0447\u0442\u0438 \u043f\u043e \u043b\u044e\u0431\u043e\u0439 \u0441\u0441\u044b\u043b\u043a\u0435 \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432 ISS Queries.<\/p>\n<p>\u041e\u0431\u0449\u0430\u044f \u0438\u0434\u0435\u043e\u043b\u043e\u0433\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u0442\u0430\u043a\u0430\u044f:<\/p>\n<ul>\n<li>\n<p>\u0417\u0430\u0433\u0440\u0443\u0437\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445<\/p>\n<\/li>\n<li>\n<p>\u041f\u0430\u0440\u0441\u0438\u043d\u0433 XML<\/p>\n<\/li>\n<li>\n<p>\u0424\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 DataFrame (\u0442\u0430\u0431\u043b\u0438\u0446\u044b)<\/p>\n<\/li>\n<li>\n<p>\u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0432\u00a0\u0411\u0414 SQLite<\/p>\n<\/li>\n<li>\n<p>\u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 (\u0434\u0443\u0431\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435) \u0432\u00a0CSV \u0444\u0430\u0439\u043b\u0435 \u0441\u00a0\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0435\u043c txt.<\/p>\n<p>\u0412 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438:<\/p>\n<\/li>\n<\/ul>\n<p>os \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 \u2013 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0439, \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043f\u0443\u0442\u0435\u0439 \u043a \u0444\u0430\u0439\u043b\u0430\u043c \u0438 \u0442.\u0434.<\/p>\n<p>sqlite3 \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0431\u0430\u0437\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 SQLite \u2013 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435, \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 SQL-\u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, transaction \u0438 \u0442.\u0434.<\/p>\n<p>xml.etree.ElementTree (ET) \u2013 \u043f\u0430\u0440\u0441\u0438\u043d\u0433 \u0438 \u043a\u043e\u043d\u0432\u0435\u0440\u0442\u0430\u0446\u0438\u044f XML \u0432 \u0434\u0440\u0435\u0432\u043e\u0432\u0438\u0434\u043d\u0443\u044e \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0443 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u0443\u0434\u043e\u0431\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0432 \u043a\u043e\u0434\u0435 Python.<\/p>\n<p>pandas (pd) \u2013 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0442\u0430\u0431\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u0438\u0445 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0438 \u0430\u043d\u0430\u043b\u0438\u0437 \u2013 DataFrame. \u0417\u0430\u0433\u0440\u0443\u0437\u043a\u0430\/\u0437\u0430\u043f\u0438\u0441\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 CSV \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u0444\u043e\u0440\u043c\u0430\u0442\u044b.<\/p>\n<p>requests \u2013 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0430 HTTP \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u043e\u0442\u0432\u0435\u0442\u043e\u0432 \u043e\u0442 \u0432\u0435\u0431-\u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432. \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u0432\u0435\u0431-\u0441\u043a\u0440\u0435\u0439\u043f\u0438\u043d\u0433\u0430 \u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 API. \u0412\u0435\u0431-\u0441\u043a\u0440\u0435\u0439\u043f\u0438\u043d\u0433 \u2013 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0432\u0435\u0431-\u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u0443\u0442\u0451\u043c \u0438\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f \u0438\u0445 \u0441 \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446.\u00a0<\/p>\n<pre><code class=\"python\">import os  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 import sqlite3  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 SQLite \u0431\u0430\u0437\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 import xml.etree.ElementTree as ET  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430 XML  import pandas as pd  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 import requests  # \u043c\u043e\u0434\u0443\u043b\u044c \u0434\u043b\u044f HTTP \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432  url = \"https:\/\/iss.moex.com\/iss\/index.xml\"  # url \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 XML - \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u043f\u0440\u0430\u0432\u043e\u0447\u043d\u0438\u043a\u0438 ISS # url = \"https:\/\/iss.moex.com\/iss\/securities\/SBER\/indices.xml\"  # url - \u0421\u043f\u0438\u0441\u043e\u043a \u0438\u043d\u0434\u0435\u043a\u0441\u043e\u0432 \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0432\u0445\u043e\u0434\u0438\u0442 \u0431\u0443\u043c\u0430\u0433\u0430 SBER. # url = \"https:\/\/iss.moex.com\/iss\/securities\/IMOEX.xml\"  # url - \u041f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430 \u0438\u043d\u0434\u0435\u043a\u0441 \u041c\u043e\u0441\u0431\u0438\u0440\u0436\u0438.  response = requests.get(url)  # \u0437\u0430\u043f\u0440\u043e\u0441 \u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u043e url  root = ET.fromstring(response.content)  # \u043f\u0430\u0440\u0441\u0438\u043d\u0433 XML \u0438\u0437 \u043e\u0442\u0432\u0435\u0442\u0430  dfs = {}  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f dataframe  for data in root.findall(\".\/data\"):  # \u043f\u043e\u0438\u0441\u043a \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 data     id = data.attrib[\"id\"]  # \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 id      columns = [         c.attrib[\"name\"] for c in data.findall(\".\/metadata\/columns\/column\")     ]  # \u0441\u043f\u0438\u0441\u043e\u043a \u043a\u043e\u043b\u043e\u043d\u043e\u043a     df = pd.DataFrame(columns=columns)  # \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0443\u0441\u0442\u043e\u0433\u043e dataframe \u0441 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u0308\u043d\u043d\u044b\u043c\u0438 \u043a\u043e\u043b\u043e\u043d\u043a\u0430\u043c\u0438     rows = data.findall(\".\/rows\/row\")  # \u043f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a      for row in rows:         data = dict(             zip(columns, [row.attrib.get(c) for c in columns])         )  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a\u0438         df = pd.concat(             [df, pd.DataFrame([data])], ignore_index=True         )  # \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0430\u0446\u0438\u044f \u0441\u0442\u0440\u043e\u043a      dfs[id] = df  # \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 dataframe \u0432 \u0441\u043b\u043e\u0432\u0430\u0440\u0435  # \u0434\u0430\u043b\u0435\u0435 \u043a\u043e\u0434 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0411\u0414 \u0438 CSV if not os.path.exists(\"moexmetadata\"):     os.mkdir(\"moexmetadata\")  conn = sqlite3.connect(\"moexmetadata.db\")  for id, df in dfs.items():     df.to_sql(id, conn, if_exists=\"replace\", index=False)     # \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u043a\u043e\u043b\u043e\u043d\u043a\u0438 id \u0432 \u0434\u0430\u0442\u0430\u0444\u0440\u0435\u0439\u043c\u0435     if \"id\" in df.columns:         cursor = conn.cursor()          # \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0438\u043d\u0434\u0435\u043a\u0441\u0430         cursor.execute(f\"PRAGMA index_info('index_name')\")         index_info = cursor.fetchall()          if not index_info:             # \u0421\u043e\u0437\u0434\u0430\u0435\u043c \u0438\u043d\u0434\u0435\u043a\u0441 \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u043f\u043e \u043a\u043e\u043b\u043e\u043d\u043a\u0435 id             cursor.execute(f\"CREATE INDEX index_name ON {id} (id)\")             conn.commit()      # \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u0443\u0431\u043b\u0438\u0440\u0443\u0435\u043c \u0432 \u0444\u0430\u0439\u043b     filename = f\"{id}.txt\"     path = os.path.join(\"moexmetadata\", filename)     df.to_csv(path, sep=\"\\t\", index=False)  conn.close() <\/code><\/pre>\n<p>\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443, \u043e\u043d\u0430 \u043e\u0442\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442 \u0437\u0430 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0435\u043a\u0443\u043d\u0434. \u041c\u043e\u0436\u0435\u043c \u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0435 \u0437\u0430\u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0432\u044b\u0439 url \u0438 \u0440\u0430\u0441\u043a\u043e\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0432\u0442\u043e\u0440\u043e\u0439, \u0441\u043d\u043e\u0432\u0430 \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c, \u0438 \u0442.\u0434. \u043f\u0440\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438.<\/p>\n<p>\u0412 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0435 \u0441 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043e\u0439 \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u043f\u0430\u043f\u043a\u0430 \u201cmoexmetadata\u201d \u0441 \u043c\u043d\u043e\u0433\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u044b\u043c\u0438 \u0444\u0430\u0439\u043b\u0430\u043c\u0438.<\/p>\n<figure class=\"\"><\/figure>\n<p>\u0432\u043e\u0442 \u043f\u0440\u0438\u043c\u0435\u0440 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u044f<\/p>\n<figure class=\"\"><\/figure>\n<p>\u0442\u0430\u043a\u0436\u0435 \u0443 \u043d\u0430\u0441 \u0441\u043e\u0437\u0434\u0430\u043b\u0430\u0441\u044c \u0411\u0414 \u0441 \u0442\u0430\u0431\u043b\u0438\u0446\u0430\u043c\u0438<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0438 \u0435\u0441\u043b\u0438 \u0441\u043e\u0432\u0441\u0435\u043c \u043f\u043e\u0433\u0440\u0443\u0436\u0430\u0442\u044c\u0441\u044f.., \u0442\u043e \u0442\u0435\u043e\u0440\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043c\u043e\u0436\u043d\u043e \u043c\u0435\u0436\u0434\u0443 \u0442\u0430\u0431\u043b\u0438\u0446\u0430\u043c\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u043b\u043e\u0433\u0438\u0447\u043d\u044b\u0435 \u0441\u0432\u044f\u0437\u0438. \u0415\u0441\u043b\u0438 \u043a\u043e\u043d\u0435\u0447\u043d\u043e \u0412\u044b \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u0440\u0430\u0437\u043e\u0431\u0440\u0430\u0442\u044c\u0441\u044f \u0432\u043e \u0432\u0441\u0435\u043c \u044d\u0442\u043e\u043c \u201c\u0445\u0430\u043e\u0441\u0435\u201d \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438. \u041d\u0430\u0434\u043e \u043b\u0438 \u0442\u043e\u043b\u044c\u043a\u043e \u044d\u0442\u043e?<\/p>\n<p>\u0418\u0434\u0435\u043c \u0434\u0430\u043b\u0435\u0435<\/p>\n<p>\u0421\u043e\u0433\u043b\u0430\u0441\u043d\u043e \u0420\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 \u0434\u043b\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0432 \u043a\u043e\u043d\u0446\u0435 \u0444\u0430\u0439\u043b\u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u0431\u043b\u043e\u043a \u0434\u0430\u043d\u043d\u044b\u0445 \u201ccursor\u201d.<\/p>\n<p>\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 \u0437\u0434\u0435\u0441\u044c <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX<\/a> \u043e\u043d \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u0442\u0430\u043a<\/p>\n<figure class=\"\"><\/figure>\n<p>\u0437\u0434\u0435\u0441\u044c INDEX \u2013 \u043d\u0430\u0447\u0430\u043b\u043e \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0432\u044b\u0434\u0430\u0447\u0435 (\u043d\u043e\u043c\u0435\u0440 \u0441\u0442\u0440\u043e\u043a\u0438), \u0432 \u0437\u0430\u043f\u0440\u043e\u0441\u0435<br \/> \u0437\u0430\u0434\u0430\u0451\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c start; TOTAL \u2013 \u043e\u0431\u0449\u0438\u0439 \u043e\u0431\u044a\u0451\u043c \u0434\u0430\u043d\u043d\u044b\u0445 (\u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a), \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u043f\u043e \u044d\u0442\u043e\u043c\u0443 \u0437\u0430\u043f\u0440\u043e\u0441\u0443;<br \/> PAGESIZE \u2013 \u043e\u0431\u044a\u0451\u043c \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0432\u044b\u0434\u0430\u0447\u0435 (\u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a), \u0432<br \/> \u0437\u0430\u043f\u0440\u043e\u0441\u0435 \u0437\u0430\u0434\u0430\u0451\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c limit (\u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u2013 100, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f 50,<br \/> 20, 10, 5, 1).<\/p>\n<p>\u0422.\u0435. \u0447\u0442\u043e\u0431\u044b \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u043f\u043e\u043b\u043d\u044b\u0439 (\u043e\u0447\u0435\u0432\u0438\u0434\u043d\u043e, \u0447\u0442\u043e \u0431\u043e\u043b\u044c\u0448\u043e\u0439) \u043e\u0431\u044a\u0451\u043c \u0434\u0430\u043d\u043d\u044b\u0445, \u043d\u0443\u0436\u043d\u043e \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u044c \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0443:<br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX<\/a><br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=100\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=100<\/a><br \/> <a href=\"http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=200\" rel=\"noopener noreferrer nofollow\">http:\/\/iss.moex.com\/iss\/history\/engines\/stock\/markets\/shares\/securities\/MOEX?start=200<\/a><br \/> \u0438 \u0442.\u0434.\u043f\u043e\u043a\u0430 (INDEX + PAGESIZE) &lt; TOTAL.<\/p>\n<p>\u041a\u0441\u0442\u0430\u0442\u0438 \u0433\u043e\u0432\u043e\u0440\u044f \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u0432\u0441\u0435 \u043d\u043e\u0432\u043e\u0441\u0442\u0438 \u0441\u0430\u0439\u0442\u0430 \u043c\u043e\u0441\u0431\u0438\u0440\u0436\u0438 \u0441\u043e \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b <a href=\"https:\/\/iss.moex.com\/iss\/sitenews\/\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/sitenews\/<\/a> \u2013 \u043f\u043e\u0440\u044f\u0434\u043a\u0430 43\u0442\u044b\u0441\u044f\u0447 \u0448\u0442\u0443\u043a, \u0442\u043e\u043b\u044c\u043a\u043e \u0437\u0434\u0435\u0441\u044c \u043a\u0430\u0436\u0434\u044b\u0439 \u0448\u0430\u0433 \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0442\u044c PAGESIZE=\u201d50\u201d \u0437\u0430\u043f\u0438\u0441\u0435\u0439.<\/p>\n<p>\u042d\u0442\u043e\u0442 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u0432\u043f\u043e\u043b\u043d\u0435 \u043f\u043e\u043d\u044f\u0442\u0435\u043d \u0438 \u043b\u043e\u0433\u0438\u0447\u0435\u043d, \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043c\u043e\u0436\u043d\u043e.<\/p>\n<p>\u041d\u043e \u043d\u0435 \u0432\u0441\u0435 \u0442\u0430\u043a \u043e\u0434\u043d\u043e\u0437\u043d\u0430\u0447\u043d\u043e, \u0438 \u043a\u0430\u043a \u043e\u043a\u0430\u0437\u0430\u043b\u043e\u0441\u044c \u0441\u0430\u043c\u044b\u0439 \u0436\u0435 \u043f\u0435\u0440\u0432\u044b\u0439 URL \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 <a href=\"https:\/\/iss.moex.com\/iss\/reference\/\" rel=\"noopener noreferrer nofollow\">ISS Queries <\/a>\u0434\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0441\u043f\u0438\u0441\u043a\u0430 \u0432\u0441\u0435\u0445 \u0431\u0443\u043c\u0430\u0433 \u0442\u043e\u0440\u0433\u0443\u0435\u043c\u044b\u0445 \u043d\u0430 \u043c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u0431\u0438\u0440\u0436\u0435 \u043d\u0435 \u0438\u043c\u0435\u0435\u0442 \u044d\u0442\u043e\u0433\u043e \u0431\u043b\u043e\u043a\u0430 \u201ccursor\u201d. \u0418 \u043e\u0447\u0435\u0432\u0438\u0434\u043d\u043e, \u0447\u0442\u043e \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 <a href=\"https:\/\/iss.moex.com\/iss\/securities\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities<\/a> \u0432\u044b\u0433\u0440\u0443\u0436\u0435\u043d \u0434\u0430\u043b\u0435\u043a\u043e \u043d\u0435 \u043f\u043e\u043b\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a.<\/p>\n<p>\u0432\u044b\u0433\u0440\u0443\u0436\u0430\u0442\u044c \u0435\u0433\u043e \u043d\u0430\u0434\u043e \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e:<\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=0\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=0<\/a><\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=100\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=100<\/a><\/p>\n<p><a href=\"https:\/\/iss.moex.com\/iss\/securities.xml?start=200\" rel=\"noopener noreferrer nofollow\">https:\/\/iss.moex.com\/iss\/securities.xml?start=200<\/a> \u0438 \u0442\u0430\u043a \u0434\u0430\u043b\u0435\u0435. \u0422\u043e\u043b\u044c\u043a\u043e \u0432\u043e\u0442 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f TOTAL \u0443\u00a0\u043d\u0430\u0441 \u043d\u0435\u0442\u2026, \u0442.\u043a. \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0440\u0430\u0437\u0434\u0435\u043b \u00abcursor\u00bb.<\/p>\n<p>\u0423\u0436\u0435 \u043f\u043e\u0441\u043b\u0435 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0432\u0442\u043e\u0440\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u044f \u043e\u0431\u0440\u0430\u0442\u0438\u043b \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e <a href=\"https:\/\/iss.moex.com\/iss\/reference\/5\" rel=\"noopener noreferrer nofollow\">\u0432 \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0438 \u043c\u0435\u0442\u043e\u0434\u0430 \/iss\/securities<\/a> \u0435\u0441\u0442\u044c \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u044b start \u0438 limit. \u041f\u043e \u043c\u043e\u0435\u043c\u0443 \u043c\u043d\u0435\u043d\u0438\u044e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0431\u044b\u043b\u043e \u043b\u0438\u0431\u043e \u043f\u043e\u043c\u0435\u0449\u0430\u0442\u044c \u0440\u0430\u0437\u0434\u0435\u043b \u201ccursor\u201d \u0432\u0435\u0437\u0434\u0435, \u0433\u0434\u0435 \u043f\u043e\u0434\u0440\u0430\u0437\u0443\u043c\u0435\u0432\u0430\u0435\u0442\u0441\u044f \u0446\u0438\u043a\u043b\u0438\u0447\u043d\u044b\u0439 \u043f\u0430\u0440\u0441\u0438\u043d\u0433 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u043e\u0431\u044a\u0435\u043c\u043e\u0432 \u2013 \u0432\u0441\u0435 \u043a\u0430\u043a \u043e\u043f\u0438\u0441\u0430\u043d\u043e \u0432 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435, \u043b\u0438\u0431\u043e \u0432 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u043f\u0440\u0435\u0434\u0443\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0432\u0441\u0435 \u044d\u0442\u0438 \u043d\u044e\u0430\u043d\u0441\u044b \u0438 \u0443\u043f\u043e\u0440 \u0434\u0435\u043b\u0430\u0442\u044c \u043d\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u0443 \u043c\u0435\u0442\u043e\u0434\u0430 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u043e\u0432 start \u0438 limit.<\/p>\n<p>\u041d\u0430\u0432\u0435\u0440\u043d\u044f\u043a\u0430 \u043d\u0430 \u043c\u043e\u0441\u0431\u0438\u0440\u0436\u0435 \u0435\u0441\u0442\u044c \u0435\u0449\u0435 \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u0430\u0434\u0440\u0435\u0441\u0430 \u0441\u00a0\u0431\u043e\u043b\u044c\u0448\u0438\u043c \u043e\u0431\u044a\u0435\u043c\u043e\u043c \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u0431\u0435\u0437\u00a0\u0443\u043a\u0430\u0437\u0430\u043d\u0438\u044f \u043e\u0431\u0449\u0435\u0433\u043e \u043e\u0431\u044a\u0435\u043c\u0430 TOTAL \u0432\u00a0\u0431\u043b\u043e\u043a\u0435 \u00abcursor\u00bb.<\/p>\n<p>\u0418\u0442\u0430\u043a, \u0447\u0442\u043e\u0431\u044b \u0441\u0438\u043b\u044c\u043d\u043e \u043d\u0435\u00a0\u0443\u0441\u043b\u043e\u0436\u043d\u044f\u0442\u044c \u0437\u0430\u0434\u0430\u0447\u0443 \u0434\u043b\u044f\u00a0\u044d\u0442\u043e\u0433\u043e \u0441\u043b\u0443\u0447\u0430\u044f, \u044f \u0440\u0435\u0448\u0438\u043b \u043f\u0440\u043e\u0441\u0442\u043e \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u043c\u043e\u0434\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443. \u041c\u044b \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u043c, \u0447\u0442\u043e\u00a0\u043d\u0430\u0441 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u0443\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0434\u0438\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0431\u043b\u043e\u043a \u0434\u0430\u043d\u043d\u044b\u0445 data (\u0434\u043b\u044f \u0442\u0430\u043a\u0438\u0445 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u0441\u0442\u0440\u0430\u043d\u0438\u0446 \u0431\u0435\u0437\u00a0\u0431\u043b\u043e\u043a\u0430 \u00abcursor\u00bb \u0431\u043b\u043e\u043a data \u0431\u0443\u0434\u0435\u0442 \u0435\u0434\u0438\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u043c) \u0438 \u043a\u0440\u0443\u0442\u0438\u043c \u0446\u0438\u043a\u043b \u0434\u043e\u00a0\u0442\u0435\u0445 \u043f\u043e\u0440, \u043f\u043e\u043a\u0430 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0432\u00a0\u043d\u0435\u00a0\u0431\u0443\u0434\u0435\u0442 \u043f\u0443\u0441\u0442\u044b\u043c.<\/p>\n<p>\u0412\u043e\u0442 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u043d\u044b\u0439 \u043a\u043e\u0434 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b:<\/p>\n<pre><code class=\"python\">import os import sqlite3 import xml.etree.ElementTree as ET  import pandas as pd import requests  start = 0 # \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 step = 100 # \u0448\u0430\u0433 \u043f\u0430\u0440\u0441\u0438\u043d\u0433\u0430   while True:     url = f\"https:\/\/iss.moex.com\/iss\/securities.xml?start={start}\"     # url = f\"https:\/\/iss.moex.com\/iss\/sitenews.xml?start={start}\"     response = requests.get(url)     root = ET.fromstring(response.content)     rows = root.findall(\".\/data\/rows\/row\")     if not rows: # \u0435\u0441\u043b\u0438 \u043d\u0435\u0442 \u0441\u0442\u0440\u043e\u043a - \u043f\u0440\u0435\u0440\u044b\u0432\u0430\u0435\u043c \u0446\u0438\u043a\u043b         break      start += step     print(start)     dfs = {}  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f dataframe      for data in root.findall(\".\/data\"):  # \u043f\u043e\u0438\u0441\u043a \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 data         id = data.attrib[\"id\"]  # \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 id         columns = [             c.attrib[\"name\"] for c in data.findall(\".\/metadata\/columns\/column\")         ]  # \u0441\u043f\u0438\u0441\u043e\u043a \u043a\u043e\u043b\u043e\u043d\u043e\u043a         df = pd.DataFrame(columns=columns)  # \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0443\u0441\u0442\u043e\u0433\u043e dataframe \u0441 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u0308\u043d\u043d\u044b\u043c\u0438 \u043a\u043e\u043b\u043e\u043d\u043a\u0430\u043c\u0438         rows = data.findall(\".\/rows\/row\")  # \u043f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a          for row in rows:             data = dict(                 zip(columns, [row.attrib.get(c) for c in columns])             )  # \u0441\u043b\u043e\u0432\u0430\u0440\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a\u0438             df = pd.concat(                 [df, pd.DataFrame([data])], ignore_index=True             )  # \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0430\u0446\u0438\u044f \u0441\u0442\u0440\u043e\u043a          dfs[id] = df  # \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 dataframe \u0432 \u0441\u043b\u043e\u0432\u0430\u0440\u0435      # \u0434\u0430\u043b\u0435\u0435 \u043a\u043e\u0434 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0411\u0414 \u0438 CSV      if not os.path.exists(\"moexmetadata\"):<\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-363102","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/363102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=363102"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/363102\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=363102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=363102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=363102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}