Not all scrapy download files cannot be opened?

files have been downloaded, the original files are all about 1m, but scrapy downloads are all 3k. As shown in the following picture.

May.25,2022

answer:

the file url of this site cannot be directly yield to scrapy for processing, but needs to be downloaded using selenium through the browser click.

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b34e3b-2bf40.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b34e3b-2bf40.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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