About 774,000 results
Open links in new tab
  1. What does colon equal (:=) in Python mean? - Stack Overflow

    In Python this is simply =. To translate this pseudocode into Python you would need to know the data structures being referenced, and a bit more of the algorithm implementation. Some notes …

  2. What is :: (double colon) in Python when subscripting sequences?

    When slicing in Python the third parameter is the step. As others mentioned, see Extended Slices for a nice overview. With this knowledge, [::3] just means that you have not specified any start …

  3. What does the percentage sign mean in Python [duplicate]

    Apr 25, 2017 · It's an operator in Python that can mean several things depending on the context. A lot of what follows was already mentioned (or hinted at) in the other answers but I thought it …

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

    Dec 14, 2021 · 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 …

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

    Jun 17, 2011 · 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 …

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

    Jan 30, 2011 · In Python, += is sugar coating for the __iadd__ special method, or __add__ or __radd__ if __iadd__ isn't present. The __iadd__ method of a class can do anything it wants. …

  7. python - What is the purpose of the -m switch? - Stack Overflow

    You must run python my_script.py from the directory where the file is located. Alternatively - python path/to/my_script.py. However, you can run python -m my_script (ie refer to the script …

  8. What does the ** maths operator do in Python? - Stack Overflow

    From the Python 3 docs: The power operator has the same semantics as the built-in pow() function, when called with two arguments: it yields its left argument raised to the power of its …

  9. What is Python's equivalent of && (logical-and) in an if-statement?

    Sep 13, 2023 · There is no bitwise negation in Python (just the bitwise inverse operator ~ - but that is not equivalent to not). See also 6.6. Unary arithmetic and bitwise/binary operations and …

  10. Behaviour of increment and decrement operators in Python

    Sep 28, 2009 · Python does not have unary increment/decrement operators (--/++). Instead, to increment a value, use . a += 1 More detail and gotchas. But be careful here. If you're coming …

Refresh