Variable Naming Conventions in Python

The variable names in Python can start with _ or a letter.

It should not start with a number. After that it can contain any combination of _ and alphanumeric characters.

#valid variable names
just_var = "Hello World!"
justvar = "Hello World!"
_just_var = "Hello World!"
justVar = "Hello World!"
JUSTvar = "Hello World!"
JustVar = "Hello World!"
justvar1 = "Hello World!"

#invalid variable names
#1justVar1 = "Hello World"

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