Oct 21, 2016 · So yes, -> Tuple[bool, str] is entirely correct. Only the Tuple type lets you specify a fixed number of elements, each with a distinct type. You really should be returning a tuple, …

Single elements of a tuple a can be accessed -in an indexed array-like fashion-via a[0], a[1], ... depending on the number of elements in the tuple. Example. If your tuple is a=(3,"a") a[0] …

"Best" is a partially subjective decision. Use tuples for small return sets in the general case where an immutable is acceptable. A tuple is always preferable to a list when mutability is not a …

Sep 12, 2013 · def example(): return None, None a = example() a would still hold a reference to the tuple (None, None) after the execution of that function. So you are returning a tuple of two …

It's fine to return multiple values using a tuple for simple functions such as divmod. If it makes the code readable, it's Pythonic. If the return value starts to become confusing, check whether the …

Aug 13, 2009 · OK, I would just return (None, None), but as long as we are in whacko-land (heh), here is a way using a subclass of tuple. In the else case, you don't return None, but instead …

Jul 3, 2024 · Python 3.10 or newer: Use |. Example for a function which takes a single argument that is either an int or str and returns either an int or str: def func(arg: int | str) -> int | str: # …

Return type annotation for Tuple in Python. Ask Question Asked 4 years, 9 months ago. Modified 2 years, 7 ...

Nov 17, 2011 · Return whatever the caller will want most of the time. If they will want to be able to sort, remove or delete items, etc. then use a list. If they will want to use it as a dictionary key, …

Feb 2, 2011 · make self.validate() return 0 when the result is not positive, so that you can change the second row in a more pythonic way: if not self.validate(): remove the intermediate x, y …