一:可能性解決方法一
《解決pycharm問題:module 'pip' has no attribute 'main'》
http://www.cnblogs.com/Fordestiny/p/8901100.html
https://blog.csdn.net/yup1212/article/details/80047326
更新pip之後,Pycharm安裝package出現報錯:module 'pip' has no attribute 'main'
找到安裝目錄下 helpers/packaging_tool.py文件,找到如下代碼:
def do_install(pkgs):
try:
import pip
except ImportError:
error_no_pip()
return pip.main(['install'] + pkgs)
def do_uninstall(pkgs):
try:
import pip
except ImportError:
error_no_pip()
return pip.main(['uninstall', '-y'] + pkgs)
修改爲如下,保存即可。
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 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 main(['uninstall', '-y'] + pkgs)
可能性解決方法二:
在控制檯輸入pip,根據提示安裝,如果還是報版本的錯誤,建議根據提示,先卸載,再安裝相應的版本
pip install --user nltk