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  1. What does the "at" (@) symbol do in Python? - Stack Overflow

    Functions, in Python, are first class objects - which means you can pass a function as an argument to another function, and return functions. Decorators do both of these things. If we stack decorators, the …

  2. python - What exactly does += do? - Stack Overflow

    What exactly do we mean by "adding"? What exactly do we mean by "storing the result in a"? python variables don't store values directly they store references to objects. In python the answers to both of …

  3. python - What does the caret (^) operator do? - Stack Overflow

    Side note, seeing as Python defines this as an xor operation and the method name has "xor" in it, I would consider it a poor design choice to make that method do something not related to xor like …

  4. python - What does ** (double star/asterisk) and * (star/asterisk) do ...

    Aug 31, 2008 · 220 What does (double star) and (star) do for parameters? They allow for functions to be defined to accept and for users to pass any number of arguments, positional (*) and keyword (**). …

  5. What does colon equal (:=) in Python mean? - Stack Overflow

    Mar 21, 2023 · What does the := operand mean, more specifically for Python? Can someone explain how to read this snippet of code? node := root, cost = 0 frontier := priority queue containing node …

  6. syntax - What does __all__ mean in Python? - Stack Overflow

    Sep 4, 2008 · That file is what makes the directory an actual Python package. For example, say you have the following files in a package: package ├── __init__.py ├── module_1.py └── module_2.py …

  7. python - What does if __name__ == "__main__": do? - Stack Overflow

    Jan 7, 2009 · If you are trying to close a question where someone should be using this idiom and isn't, consider closing as a duplicate of Why is Python running my module when I import it, and how do I …

  8. What does the "yield" keyword do in Python? - Stack Overflow

    Oct 24, 2008 · Then each time you extract an object from the generator, Python executes code in the function until it comes to a yield statement, then pauses and delivers the object. When you extract …

  9. What does -> do in python - Stack Overflow

    Dec 19, 2013 · 7 They're function annotations. They don't really do anything by themselves, but they can be used for documentation or in combination with metaprogramming.

  10. How does the @property decorator work in Python?

    51 Let's start with Python decorators. A Python decorator is a function that helps to add some additional functionalities to an already defined function. In Python, everything is an object. Functions in Python …