24 Note that sometimes you will want to use the class type name inside its own definition, for example when using Python Typing module, e.g.

Here is an input function which is compatible with both Python 2.7 and Python 3+: (Slightly modified answer by @Hardian) to avoid UnboundLocalError: local variable 'input' referenced before …

Mar 21, 2022 · NameError: name 'i' is not defined - Why does this happen? Asked 3 years, 8 months ago Modified 2 years, 6 months ago Viewed 18k times

How can I get the name of an exception that was raised in Python? e.g.,

Nov 17, 2014 · Since I've started using Python my main problem is calling variables, exactly how do I do it? For example in this case how do I fix it, or in another code how would I call a variable from one …

the error it returns is: NameError: name 'lives' is not defined I know the code isn't as efficient as possible, this is one of my first projects, however whatever i ...

May 4, 2019 · I am creating a simple calculator with Python as my first "bigger" project. I am trying to use def function and when i am trying to call that function it gives "undefined …

In my case, I refactored a single python script into different modules, leaving some old .py and .pyc files around, and stumbled on the "cannot import name" error.

May 19, 2015 · 48 It looks like you are trying to start the Python interpreter by running the command python. However the interpreter is already started. It is interpreting python as a name of a variable, …

Mar 30, 2019 · If you open that file, the source Python code will wrapped with curly braces, double quotes, with the first several lines containing the erroneous null reference. You can actually import …