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check if variable is function python

# Use types.FunctionType
>>> import types
>>> types.FunctionType
<class 'function'>

>>> def f(): pass

>>> isinstance(f, types.FunctionType)
True
>>> isinstance(lambda x : None, types.FunctionType)
True

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check if variable is defined in python

try: x
except NameError: some_fallback_operation(  )
else: some_operation(x)

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check if variable is function python

check if variable is defined in python

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