pip

How to extract dependencies from a PyPi package without downloading it?

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As jinghli notes, there isn’t currently a reliable way to get the dependency of an arbitrary PyPi package remotely without needing to download it completely. And in fact the dependencies sometimes depend on your environment, so an approach like Brian’s of executing setup.py code is needed in the general case. The way the Python ecosystem … Read more

Pip suddenly using wrong version of Python

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I run with multiple Python versions and thus multiple pip versions as well. Everytime, however, you update pip, you’ll replace the standard pip command with the version you updated. So even pip3 install –upgrade pip will put a /usr/local/bin/pip in your system, messing up the Python 2 version. Instead, I run pip as an (executable) … Read more

cannot import name ‘MutableMapping’ from ‘collections’ [duplicate]

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You need to import collections.abc Here the link to doc >>> from collections import MutableMapping Traceback (most recent call last): File “<stdin>”, line 1, in <module> ImportError: cannot import name ‘MutableMapping’ from ‘collections’ (/usr/lib/python3.10/collections/__init__.py) >>> from collections.abc import MutableMapping Deprecated since version 3.3, will be removed in version 3.10: Moved Collections Abstract Base Classes to … Read more

WARNING: The script pip3.8 is installed in ‘/usr/local/bin’ which is not on PATH

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This question has been answered on the serverfaults forum: Here is a link to the question. You need to add the following line to your ~/.bash_profile or ~/.bashrc file. export PATH=”/usr/local/bin:$PATH” You will then need to profile, do this by either running the command: source ~/.bash_profile Or by simply closing your terminal and opening a … Read more

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