首先,下载安装包:

python3.7: https://www.python.org/downloads/release/python-370/

Win10下安装python3.7+pip+pycharm+opencv

pip下载安装:https://pypi.org/project/pip/#files

Win10下安装python3.7+pip+pycharm+opencv

python的安装包是.exe程序,可以直接安装;pip的安装包需解压后在cmd里用python安装

在cmd里用python前需要在环境变量里添加路径:

C:\Users\Administrator\AppData\Local\Programs\Python\Python37;

然后在cmd中进入pip的setup.py所在文件夹,并执行命令:python setup.py install 进行安装

Win10下安装python3.7+pip+pycharm+opencv

安装后也需要将pip的路径添加到环境变量path里:

C:\Users\Administrator\AppData\Local\Programs\Python\Python37\Scripts;

pip安装后即可安装python扩展包,在cmd里执行以下命令即可在线安装 :

pip install --upgrade setuptools
pip install numpy Matplotlib
pip install opencv-python

然后下载并安装pycharm: https://www.jetbrains.com/pycharm/download/ 建议安装社区版本。

Win10下安装python3.7+pip+pycharm+opencv

安装后新建项目时遇到一个小问题,import 不能导入扩展包,File->Settings->Project->Project Interpreter 一定要选择正确的python编译器路径,这样python扩展包就自动加进去了。

Win10下安装python3.7+pip+pycharm+opencv

可以编译个小程序测试下,记住文件路径一定要用双斜线:

import cv2
img = cv2.imread("D:\\Project\\FaceReg\\test.jpg")
cv2.namedWindow("Image")
cv2.imshow("Image",img)
cv2.waitKey(0)
cv2.destroyAllWindows()

测试结果:

Win10下安装python3.7+pip+pycharm+opencv

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