pip升级出错--解决方法

在windows下cmd升级pip出错，估计可能跟安装了两个python版本有关

C:\Users\92143>python -m pip install --upgrade pip
Collecting pip
  Using cached https://files.pythonhosted.org/packages/0f/74/ecd13431bcc456ed390b44c8a6e917c1820365cbebcb6a8974d1cd045ab4/pip-10.0.1-py2.py3-none-any.whl
notebook 5.4.0 requires ipykernel, which is not installed.
jupyter 1.0.0 requires ipykernel, which is not installed.

找半天原因没找到，直接使用

eash_install --upgrade pip来升级pip

C:\Users\92143>easy_install --upgrade pip
Searching for pip
Reading https://pypi.python.org/simple/pip/
Best match: pip 10.0.1
Processing pip-10.0.1-py3.6.egg
pip 10.0.1 is already the active version in easy-install.pth
Installing pip-script.py script to c:\python36-32\Scripts
Installing pip.exe script to c:\python36-32\Scripts
Installing pip.exe.manifest script to c:\python36-32\Scripts
Installing pip3-script.py script to c:\python36-32\Scripts
Installing pip3.exe script to c:\python36-32\Scripts
Installing pip3.exe.manifest script to c:\python36-32\Scripts
Installing pip3.6-script.py script to c:\python36-32\Scripts
Installing pip3.6.exe script to c:\python36-32\Scripts
Installing pip3.6.exe.manifest script to c:\python36-32\Scripts

Using c:\python36-32\lib\site-packages\pip-10.0.1-py3.6.egg
Processing dependencies for pip
Finished processing dependencies for pip

升级成功：

C:\Users\92143>pip -V
pip 10.0.1 from c:\python36-32\lib\site-packages\pip-10.0.1-py3.6.egg\pip (python 3.6)