How to use test_check_types_optional_in_out method in pandera

Best Python code snippet using pandera_python

test_decorators.py

Source:test_decorators.py Github

copy

Full Screen

...494 df: typing.Optional[DataFrame[InSchema]],495 ) -> None:496 return None497 assert optional_in(None) is None498def test_check_types_optional_in_out() -> None:499 """500 Test the check_types behaviour when both input and outputs schemas are501 Optional.502 """503 @check_types504 def transform_derived(505 # pylint: disable=unused-argument506 df: typing.Optional[DataFrame[InSchema]],507 ) -> typing.Optional[DataFrame[DerivedOutSchema]]:508 return None509 assert transform_derived(None) is None510 @check_types511 def transform(512 # pylint: disable=unused-argument...

Full Screen

Full Screen

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run pandera automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

Next-Gen App & Browser Testing Cloud

Was this article helpful?

Helpful

NotHelpful