invalid command name 'build_ext——inplace'

This error message usually occurs when you try to run the command "build_ext——inplace" in Python, but this command does not exist or is not recognized by Python.

It's possible that you have a typo in the command or that you are trying to use a command that is specific to a particular package or library that you have not installed or imported correctly.

To fix this error, you should check the syntax of the command and make sure that you have the necessary packages and libraries installed and imported correctly. You can also try searching for documentation or examples of how to use the command to see if there is a different syntax or alternative command that you can use.