Nov 11, 2025 · When should I write == in Python code, and when should it just say =? What does == actually mean? Sometimes I get an error message when I try using = that goes away ...

Does * have a special meaning in Python as it does in C? I saw a function like this in the Python Cookbook: def get (self, *a, **kw) Would you please explain it to me or point out where I can find an

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).

What does the := operand mean, more specifically for Python? Can someone explain how to read this snippet of code? node := root, cost = 0 frontier := priority queue containing node only explored :=

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 …

May 5, 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 …

Jan 7, 2009 · When Python loads a source code file, it executes all of the code found in it. (Note that it doesn't call all of the methods and functions defined in the file, but it does define them.)

Feb 24, 2012 · What's the difference between exit(0) and exit(1) in Python? I tried looking around but didn't find a specific question on these lines. If it's already been answered, a link would be sufficient.

Jan 20, 2014 · What does the &= operator mean in Python, and can you give me a working example? I am trying to understand the __iand__ operator. I just don't know what &= means …

Jan 6, 2022 · This is the code of the atan and tan functions in the math module in Python. Their body consist of three dots (...). Many built-in functions also do the same. What is the meaning of that and …