当使用 来安装任何东西时pip，它会无限期地挂起，例如（正在运行pip install geoclue2 -v）：
Using pip 21.0.1 from /usr/lib/python3.9/site-packages/pip (python 3.9)
Defaulting to user installation because normal site-packages is not writeable
Created temporary directory: /tmp/pip-ephem-wheel-cache-ujsolamd
Created temporary directory: /tmp/pip-req-tracker-d3dddja9
Initialized build tracking at /tmp/pip-req-tracker-d3dddja9
Created build tracker: /tmp/pip-req-tracker-d3dddja9
Entered build tracker: /tmp/pip-req-tracker-d3dddja9
Created temporary directory: /tmp/pip-install-kl5q0ihq
1 location(s) to search for versions of geoclue2:
* https://pypi.org/simple/geoclue2/
Fetching project page and analyzing links: https://pypi.org/simple/geoclue2/
Getting page https://pypi.org/simple/geoclue2/
Found index url https://pypi.org/simple
Getting credentials from keyring for …