Exception:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/basecommand.py", line 209, in main
    status = self.run(options, args)
  File "/usr/lib/python3/dist-packages/pip/commands/install.py", line 267, in run
    with self._build_session(options) as session:
  File "/usr/lib/python3/dist-packages/pip/basecommand.py", line 66, in _build_session
    session = PipSession(
  File "/usr/lib/python3/dist-packages/pip/download.py", line 321, in __init__
    self.headers["User-Agent"] = user_agent()
  File "/usr/lib/python3/dist-packages/pip/download.py", line 93, in user_agent
    zip(["name", "version", "id"], platform.linux_distribution()),
AttributeError: module 'platform' has no attribute 'linux_distribution'