Tag: python-3.10

Python: Reciveing ‘none’ when trying to add the string of an exception to a dictionary

dictionary error-handling exception python python-3.10

So I’m trying to get this working, where I remove the week’s stats (weeklydict) from this second’s stats (instantdict) so I have an accurate weekly progress for all keys of instantdict (keys being members). It works fine and dandy, but when a new member joins (adding to the keys in instantdict), shit hits the fan, so I use try/except, and

New union shorthand giving “unsupported operand type(s) for |: ‘str’ and ‘type'”

python python-3.10 python-typing type-hinting

Before 3.10, I was using Union to create union parameter annotations: Now, when I use the new union shorthand syntax: I get the error: TypeError: unsupported operand type(s) for |: ‘str’ and ‘type’ Is this not supported? Answer The fact that it’s being used as a type hint doesn’t really matter; fundamentally the expression “Vector” | float is a type

Using the “in” operator in Python 3.10 Match Case

python python-3.10

Is there a “in” operator in python 3.10 Match Case like with if else statements if “n” in message: the in operator doesn’t work in match case This doesn’t work. How to have something like the “in” operator in Match-Case. Answer In match-case we can use the split() method on the message string. Example: Here, the string can be split

How to limit a Python module to expose specific parts

module python python-3.10 python-module

I just made a module in python but I don’t want people to do this: and this then shows all methods and variables I added to the module. I just want them to see specified ones because I have many additional ones that are only for internal use. Answer If this is your module mymodule.py: Importing it directly like this:

I want to distinguish between true digit and a string digit

digits python python-3.10

I want to check a ‘x’ string whether it is a digit or not in advance. ‘1’ is naturally a digit. But and I will use ① what is calld a string number very much. I don’t know the range of string numbers IDE judges as a digit. ‘①’.isdigit() returns True. ‘⑴’.isdigit() returns True. ‘ⅰ’ or ‘Ⅰ’ returns False. ‘㈠’

How to access the matched value in the default case of structural pattern matching?

pattern-matching python python-3.10

With Python 3.10’s match statement, is it possible to use the value met in the default case? Or does this need to be assigned a variable before match so it can be used in the default case? Answer You can use an as pattern: