Python安装pip 与 解决ModuleNotFoundError: No module named 'pip'问题 ; 升级pip

安装pip

1) 在线安装

pip install --upgrade pip

或者

yum upgrade python-setuptools

yum install python-pip

2) 离线安装

python -m pip install --upgrade C:\Users\Administrator\Desktop\pip-21.0.1-py3-none-any.whl

输入一下代码进行解决

python -m ensurepip

python -m pip install --upgrade pip

升级pip

python -m pip install --upgrade pip