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gh-48496: Added example and link to faq for UnboundLocalError in reference (#93068)

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Stanley 2022-12-22 15:23:25 -08:00 • committed by GitHub
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Doc/reference/executionmodel.rst
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@ -128,6 +128,8 @@ lead to errors when a name is used within a block before it is bound. This rule
is subtle. Python lacks declarations and allows name binding operations to
occur anywhere within a code block. The local variables of a code block can be
determined by scanning the entire text of the block for name binding operations.
See :ref:`the FAQ entry on UnboundLocalError <faq-unboundlocalerror>`
for examples.
If the :keyword:`global` statement occurs within a block, all uses of the names
specified in the statement refer to the bindings of those names in the top-level