pkg_resources.DistributionNotFound: The 'pip==7.1.0' distribution was not found and is required by the application
问题描述：
Traceback (most recent call last):
File "/usr/bin/pip", line 5, in <module>
from pkg_resources import load_entry_point
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3251, in <module>
def _initialize_master_working_set():
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3234, in _call_aside
f(*args, **kwargs)
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3263, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 585, in _build_master
return cls._build_from_requirements(__requires__)
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 598, in _build_from_requirements
dists = ws.resolve(reqs, Environment())
File "/usr/local/python3/lib/python3.8/site-packages/pkg_resources/__init__.py", line 786, in resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'pip==7.1.0' distribution was not found and is required by the application
问题描述：
ImportError: Entry point ('console_scripts', 'easy_install') not found
pip is configured with locations that require TLS/SSL, however the ssl module in Python is not avail
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping
问题已解决！
解决方案，请参考这篇文章。