Microsoft Authentication Library (MSAL) for Python makes it easy to authenticate to Microsoft Entra ID. General docs are available here https://learn.microsoft.com/entra/msal/python/ Stable APIs are documented here https://msal-python.readthedocs.io. Questions can be asked on www.stackoverflow.com with tag "msal" + "python".
Based on conversation here https://github.com/AzureAD/microsoft-authentication-library-for-python/pull/407#discussion_r727329068, we remove some unnecessary exceptions from the guidance.