pip always fails ssl verification

Question

Pip always fails ssl even when I do pip install dedupe or pip install --trusted-host pypi.python.org dedupe

The output is always the same n

Answer 1

My way is a simplification of @Alex C's answer:

python -m pip install --trusted-host pypi.python.org --trusted-host files.pythonhosted.org --trusted-host pypi.org --upgrade pip