提示pip需要升級，但是升級後還是會提示需要升級，則需卸載pip後重裝

(venv) E:\platformtools\automagic-master>pip uninstall pip Uninstalling pip-10.0.1: Would remove: e:\platformtools\automagic-master\venv\lib\site-packages\pip-10.0.1-py3.6.egg e:\platformtools\automag

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