Python Bytes

Watch the live stream: Watch on YouTube About the show Sponsor: Brought to you by FusionAuth - check them out at pythonbytes.fm/fusionauth Special guest: Calvin Hendryx-Parker Brian #1: Why your mock still doesn’t work Ned Batchelder Some back story: Why your mock doesn’t work a quick tour of Python name assignment The short version of Python Names and Values talk importing difference between from foo import bar and import foo w.r.t mocking punchline: “Mock it where it’s used” Now, Why your mock still doesn’t work talks about using @patch decorator (also applies to @patch.object decorator) and utilizing mock_thing1, mock_thing2 parameters to test you can change the return value or an attribute or whatever. normal mock stuff. But…. the punchline…. be careful about the order of patches. It needs to be @patch("foo.thing2") @patch("foo.thing1") def test_(mock_thing1, mock_thing2): ... Further reading: https://docs.python.org/3/library/unittest.mock.html#patch https://docs.pyt