PyCharm 2017.3 解決 pip 升級後無法安裝第三方庫問題
修改文件：packaging_tool.py
解決時分別出現了一下三種錯誤：
AttributeError: module 'pip' has no attribute 'main' 模塊'pip'沒有屬性'main'
NameError: name 'pip' is not defined 名稱'pip'未定義
TypeError: 'module' object is not callable “模塊”對象不可調用，引入進來的 main 是個模塊不能直接調用，需要 main.main()
修改後的方法
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
def do_install(pkgs):
try:
# import pip
try:
from pip._internal import main
except Exception:
from pip import main
except ImportError:
error_no_pip()
#return pip.main(['install'] + pkgs)
return main.main(['install'] + pkgs)
def do_uninstall(pkgs):
try:
#import pip
try:
from pip._internal import main
except Exception:
from pip import main
except ImportError:
error_no_pip()
#return pip.main(['uninstall', '-y'] + pkgs)
return main.main(['uninstall', '-y'] + pkgs)
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~