Python dictionaries consists of one or more keys—an object like a string or an integer. Each key is associated with a value, which can be any Python object. You use a key to obtain its related ...

Type hints in Python involve a colon and a type declaration after the first invocation of a name in a namespace. Here’s an example: name: str age: int name ... you can use a string to provide ...

Similarly, the Python "string" type functions as a collection type to an extent, allowing index referencing and manipulation. But, as strings have their own internal quirks, replacing and removing ...

including inner functions and Python's scoping rules. I do, however, want to ask the question "how can you use Mypy to check all of this?" from typing import Callable def foo(x: int) -> Callable: def ...