安装模块后收到错误消息

我安装了几个模块，安装后，出现以下消息。

WARNING: The script pygmentize.exe is installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts iptest.exe, iptest3.exe, ipython.exe and ipython3.exe are installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts jupyter-migrate.exe, jupyter-troubleshoot.exe and jupyter.exe are installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script jsonschema.exe is installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script jupyter-trust.exe is installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts jupyter-kernel.exe, jupyter-kernelspec.exe and jupyter-run.exe are installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts jupyter-bundlerextension.exe, jupyter-nbextension.exe, jupyter-notebook.exe and jupyter-serverextension.exe are installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script jupyter-console.exe is installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script isympy.exe is installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  WARNING: The scripts nosetests-3.4.exe and nosetests.exe are installed in 'C:\Users\ebben\AppData\Roaming\Python\Python38\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.

我对模块了解不多，也不知道如何在不弄乱某些东西的情况下解决此问题。