Python installs the uiautomator module and reports an error ERROR: Could not find a version that satisfies the requirement lxml＞=4.3 (

Python installs the uiautomator module and reports an error ERROR: Could not find a version that satisfies the requirement lxml>=4.3 (from uiautomator2) (from versions: none)

ERROR: No matching distribution found for lxml>=4.3

The python installation package has the above error
. I have been looking for the reason for a long time, probably because the installation location of pip is different from that of python
. )

pip install uiautomator2 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com