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Variable declaration reset: Difference between revisions
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=={{header|Python}}==
In Python, variables are not declared before use. If you assign to a non-existent variable, you create a new variable with that name. The language does not prohibit writing code to read a variable that may or may not exist. But if the code tries at runtime to read a variable that happens to not have been assigned to (or a variable that happens to have been
The following code is legal, but note that a Python code checker such as pyflakes will flag such code with an error.
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