How to modify the incompatibility of ptyprocess version?

problem description

when I run python code in pycharm, I need a package of ptyprocess 0.5.1, but there are already 0.5.2 packages that exist

the platform version of the problem and what methods you have tried

I tried to uninstall 0.5.2 but found that I could not uninstall the 0.5.2 package. How can I uninstall the 0.5.2 package and then download the 0.5.1 package successfully?

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Jul.20,2021
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-64f5-1bfa385-31a2e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bfa385-31a2e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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