What does dash sign(-) mean in python 3

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Hello everyone and thank you for reading my question. I want to know why I can't use - sign in my variable, class.etc name

my-var = 10


and this is what I got:

    my-var = 10
SyntaxError: can't assign to operator

answered question

- is the subtraction operator. my-var means "my minus var"

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  • is subtract. It is not a valid character that can be used in var names. Read the Python Style Guide to see how to properly name variables and classes.

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