pip3 install Appium Appium-python-client 安装报错：

pip3 install Appium Appium-python-client安装报错：

ERROR: Could not find a version that satisfies the requirement Appium (from versions: none)

ERROR: No matching distribution found for Appium

改成

pip3 install Appium-Python-Client -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com