ModuleNotFoundError paddle_billing.Resources.IPAddresses on 0.3.0 (fixed in 0.3.1)

Importing Secret and Verifier from paddlebilling.Notifications to verify webhooks failed on version 0.3.0 with ModuleNotFoundError: No module named 'paddlebilling.Resources.IPAddresses'. The 0.3.0 release shipped with a broken internal import. The import chain broke at Client.py, so any import of the package failed, not just the Notifications import.

Fixed in 0.3.1; upgrade paddle_billing to 0.3.1 or newer. The reporter confirmed the fix landed quickly. The reporter confirmed the fix within hours of the 0.3.1 release. Source: https://github.com/PaddleHQ/paddle-python-sdk/issues/59

Source: https://github.com/PaddleHQ/paddle-python-sdk/issues/59