Python beginner questions

In an attempt to learn a little bit of Python 🐍, I was taking notes of some questions that popped into my mind.

Here they are, with a link for the corresponding answers, unfortunately in no particular order, but maybe still helpful 😅...

• How do I create static class variables and methods?
• What does the double and single asterisk mean?
• What's the simplest way to create an immutable data type?
• What is the meaning of single and double underscore before an property name?
• How to check for types?
• What is the Python exception hierarchy?
• Which version of Python the module mypy uses?
• What's the scope of a variable initialized in an if statement?
• How to use Python type hints?
• How to use assertions in Python?
• How to update a requirements file automatically when new packages are installed?
• How to create a venv with a different Python version?
• How to exclude a folder from mypy checking?
• How to make an immutable object in Python?
• How to hide stuff inside a package?
• What are the available interfaces to database packages in Python?
• Does Python have a ternary conditional operator?
• Why do you need explicitly have the self argument in a Python method?
• What happens when using cyclic imports in Python?
• How can I create a copy of an object in Python?
• How do I convert a string to a number?
• How do I convert a number to a string?
• How to heck instances of classes?
• What is duck typing?
• What's the difference between abstract classes and interfacees in Python?
• How to understanding slicing?
• What are the fundamental types to master early on?
• What are list comprehensions?
• What is the Python equivalent for a case/switch statement?
• How does Python's super() work with multiple inheritance?
• How to format Python code to follow a consistent style guide
• Why do I need to care about WSGI (or ASGI)?
• Whatt are the most frequest questions about python