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 …
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 …
What is :: (double colon) in Python when subscripting sequences?
2010年8月10日 · In Python 3, your example range (N) [::step] produces a range object, not a list. To really see what is happening, you need to coerce the range to a list, np.array, etc.
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 …
syntax - What do >> and << mean in Python? - Stack Overflow
2014年4月3日 · 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).
>> operator in Python - Stack Overflow
2010年8月5日 · What does the >> operator do? For example, what does the following operation 10 >> 1 = 5 do?
What does asterisk * mean in Python? - Stack Overflow
What does asterisk * mean in Python? [duplicate] Asked 16 years, 11 months ago Modified 1 year, 11 months ago Viewed 324k times
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 …
The tilde operator in Python - Stack Overflow
2011年11月29日 · 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 …
python - Iterating over a dictionary using a 'for' loop, getting keys ...
2017年3月16日 · 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 …