[issue45721] Improve error message for OS command entered at >>> prompt

Change by Terry J. Reedy : -- resolution: -> duplicate stage: -> resolved status: open -> closed superseder: -> Attempt to give better errors for pip commands typed into the REPL ___ Python tracker __

[issue45721] Improve error message for OS command entered at >>> prompt

Terry J. Reedy added the comment: Agreed. 'pip ...' not working is a recurring question on stackoverflow, usually from an IDLE user. 'python' is much rarer. Note that IDLE's shell may be a beginner's only exposure to the word 'shell'. The standard Windows shell is the Command Prompt conso