I have a Flask application that I'm trying to write unittests for. Source code can be found here if anyone wants more context. My project is in a folder called be and is structured like this: ├── __init__.py ├── app.py ├── api │ ├── __init__.py │ ├── a...

I'm new in Python. I have a util.py file to check the value of datetime. I writed a test case for it with value is None. But I got error strptime() argument 1 must be str, not None. Would someone please tell me how to fix it? Thank you. My util.py : from d...