どこからモジュール取得しているかがわかる。
pip install -r requirements.txt -v --log pip.log
pip.log
2023-11-24T10:40:50,423 Using pip 22.0.2 from /usr/lib/python3/dist-packages/pip (python 3.10)
2023-11-24T10:40:50,424 Defaulting to user installation because normal site-packages is not writeable
2023-11-24T10:40:50,523 Created temporary directory: /tmp/pip-ephem-wheel-cache-vbxlp_ex
2023-11-24T10:40:50,524 Created temporary directory: /tmp/pip-req-tracker-7pl32zza
2023-11-24T10:40:50,524 Initialized build tracking at /tmp/pip-req-tracker-7pl32zza
2023-11-24T10:40:50,524 Created build tracker: /tmp/pip-req-tracker-7pl32zza
2023-11-24T10:40:50,524 Entered build tracker: /tmp/pip-req-tracker-7pl32zza
2023-11-24T10:40:50,525 Created temporary directory: /tmp/pip-install-pvhxlbj9
2023-11-24T10:40:50,531 1 location(s) to search for versions of azure-functions:
2023-11-24T10:40:50,531 * https://pypi.org/simple/azure-functions/
2023-11-24T10:40:50,531 Fetching project page and analyzing links: https://pypi.org/simple/azure-functions/
2023-11-24T10:40:50,531 Getting page https://pypi.org/simple/azure-functions/
2023-11-24T10:40:50,532 Found index url https://pypi.org/simple
2023-11-24T10:40:50,533 Looking up "https://pypi.org/simple/azure-functions/" in the cache
2023-11-24T10:40:50,533 Request header has "max_age" as 0, cache bypassed
2023-11-24T10:40:50,533 Starting new HTTPS connection (1): pypi.org:443
2023-11-24T10:40:50,622 https://pypi.org:443 "GET /simple/azure-functions/ HTTP/1.1" 304 0
2023-11-24T10:40:50,641 Found link https://files.pythonhosted.org/packages/6b/c6/801077c33e7c1d22991e166c7d67d59e3d718531d4a1396a69676ba9d338/azure-functions-1.0.0a1.ta>
2023-11-24T10:40:50,653 Found link https://files.pythonhosted.org/packages/26/a0/2a0278c66065d65038fe8faa2a989e3aaf7917ef1ec869538f9b45fd87af/azure_functions-1.0.0a1-py>
2023-11-24T10:40:50,653 Found link https://files.pythonhosted.org/packages/69/e4/e8622832534d8398d5fae02dc242eb601b6e585b43d2965ca13871a0028d/azure-functions-1.0.0a3.