What does colon equal (:=) in Python mean? - Stack Overflow
Mar 21, 2023 · 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 psuedocode::= is the assignment operator or = in Python = is the equality operator or == in Python ; There are certain styles, and your mileage may vary:
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 could be helpful to provide a more extensive summary. % for Numbers: Modulo operation / Remainder / Rest. The percentage sign is an operator in Python. It's described as:
Is there a "not equal" operator in Python? - Stack Overflow
Jun 16, 2012 · Python is dynamically, but strongly typed, and other statically typed languages would complain about comparing different types. There's also the else clause: # This will always print either "hi" or "no hi" unless something unforeseen happens. if hi == "hi": # The variable hi is being compared to the string "hi", strings are immutable in Python ...
What does the "at" (@) symbol do in Python? - Stack Overflow
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 we stack decorators, the function, as defined, gets passed first to the decorator immediately above it, then the next, and so on.
syntax - Python integer incrementing with ++ - Stack Overflow
Simply put, the ++ and --operators don't exist in Python because they wouldn't be operators, they would have to be statements. All namespace modification in Python is a statement, for simplicity and consistency. That's one of the design decisions. And because integers are immutable, the only way to 'change' a variable is by reassigning it.
What is Python's equivalent of && (logical-and) in an if-statement?
Mar 21, 2010 · 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 6.7. Binary arithmetic operations. The logical operators (like in many other languages) have the advantage that these are short-circuited.
python - What exactly do "u" and "r" string prefixes do, and what …
There are two types of string in Python 2: the traditional str type and the newer unicode type. If you type a string literal without the u in front you get the old str type which stores 8-bit characters, and with the u in front you get the newer unicode type that can store any Unicode character.
python - Pythonic way to combine for-loop and if-statement
@KirillTitov Yes python is a fundamentally non-functional language (this is a purely imperative coding - and I agree with this answer's author that it is the way python is set up to be written. Attempting to use functionals leads to poorly reading or non-pythonic results. I can code functionally in every other language I use (scala, kotlin ...
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 right argument. The numeric arguments are first converted to a common type, and the result is of that type. It is equivalent to 2 16 = 65536, or pow(2, 16)
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!" or weather == "Great!": or (in more common python style) if weather in ("Good!", "Great!"):