pip install --upgrade pip
Collecting pip
  Using cached https://files.pythonhosted.org/packages/00/5f/d6959d6f25f202e3e68e3a53b815af42d770c829c19382d0acbf2c3e2112/pip-21.3.tar.gz
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-NVYk9S/pip/setup.py", line 7
        def read(rel_path: str) -> str:


                         ^
    SyntaxError: invalid syntax
   
    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-NVYk9S/pip/