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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 about …

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

    96 What does the “at” (@) symbol do in Python? @ symbol is a syntactic sugar python provides to utilize decorator, to paraphrase the question, It's exactly about what does decorator do in Python? Put it …

  3. Is there a "not equal" operator in Python? - Stack Overflow

    Jun 16, 2012 · There's the != (not equal) operator that returns True when two values differ, though be careful with the types because "1" != 1. This will always return True and "1" == 1 will always return …

  4. syntax - What do >> and << mean in Python? - Stack Overflow

    Apr 3, 2014 · The other case involving print >>obj, "Hello World" is the "print chevron" syntax for the print statement in Python 2 (removed in Python 3, replaced by the file argument of the print() function).

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

    Python slicing is a computationally fast way to methodically access parts of your data. In my opinion, to be even an intermediate Python programmer, it's one aspect of the language that it is necessary to …

  6. python - Iterating over a dictionary using a 'for' loop, getting keys ...

    Mar 16, 2017 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 in mind when …

  7. operators - Python != operation vs "is not" - Stack Overflow

    In a comment on this question, I saw a statement that recommended using result is not None vs result != None What is the difference? And why might one be recommended over the other?

  8. Does Python have a ternary conditional operator?

    Dec 27, 2008 · Python is a syntax-rich language with lots of idiomatic tricks that aren't immediately apparent to the dabbler. But the more you learn and understand the mechanics of the underlying …

  9. python - How do I list all files of a directory? - Stack Overflow

    Jul 9, 2010 · In Python 3, generator is the default behavior Not sure if returning a list is still mandatory (or a generator would do as well), but passing a generator to the list constructor, will create a list out …

  10. python - Why do some functions have underscores "__" before and …

    May 24, 2024 · In Python, the use of an underscore in a function name indicates that the function is intended for internal use and should not be called directly by users. It is a convention used to indicate …