Timpeall 50 toradh
Oscail naisc i dtáb nua
  1. 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 …

  2. 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 …

  3. 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 be …

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

    16 Meith 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 …

  5. 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?

  6. Does Python have a ternary conditional operator?

    27 Noll 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 …

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

    16 Márta 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 …

  8. The tilde operator in Python - Stack Overflow

    29 Samh 2011 · In Python, for integers, the bits of the twos-complement representation of the integer are reversed (as in b <- b XOR 1 for each individual bit), and the result interpreted again as a twos …

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

    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 Let's create these …

  10. What is the purpose of the single underscore "_" variable in Python?

    5 Beal 2011 · As far as the Python languages is concerned, _ generally has no special meaning. It is a valid identifier just like _foo, foo_ or _f_o_o_. The only exception are match statements since Python …