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  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 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 …

  3. 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 …

  4. 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 …

  5. 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 …

  6. 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 …

  7. Using or in if statement (Python) - Stack Overflow

    The left part may be false, but right part is true (python has "truth-y" and "fals-y" values), so the check always succeeds. The way to write what you meant to would be. if weather == "Good!" …

  8. 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 …

  9. python - Is there a difference between "==" and "is"? - Stack …

    Since is for comparing objects and since in Python 3+ every variable such as string interpret as an object, let's see what happened in above paragraphs. In python there is id function that shows …

  10. slice - How slicing in Python works - Stack Overflow

    In Python 2.7. Slicing in Python [a:b:c] len = length of string, tuple or list c -- default is +1. The sign of c indicates forward or backward, absolute value of c indicates steps. Default is forward with …

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