Suggest an alternative to

tracking_number

Identifies valid tracking numbers and a little bit more

Why do you think that https://github.com/goshippo/shippo-python-client is a good alternative to tracking_number

A URL to the alternative repo (e.g. GitHub, GitLab)

Here you can share your experience with the project you are suggesting or its comparison with tracking_number. Optional.

A valid email to send you a verification link when necessary or log in.