callable() tells if an object can be invoked via the function operator (). : Callable : Buildin Function PYTHON TUTORIALS

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callable() tells if an object can be invoked via the function operator ().


# It returns True if the object is callable and False otherwise

print callable(dir)              # built-in function
print callable(1)                # integer

def foo(): pass

print callable(foo)              # user-defined function
print callable('bar')            # string

class C(object): pass
print callable(C)                # class