47 lines
910 B
Python
47 lines
910 B
Python
# test builtin callable
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# primitives should not be callable
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print(callable(None))
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print(callable(1))
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print(callable([]))
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print(callable("dfsd"))
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# modules should not be callabe
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try:
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import usys as sys
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except ImportError:
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import sys
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print(callable(sys))
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# builtins should be callable
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print(callable(callable))
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# lambdas should be callable
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print(callable(lambda:None))
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# user defined functions should be callable
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def f():
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pass
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print(callable(f))
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# types should be callable, but not instances
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class A:
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pass
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print(callable(A))
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print(callable(A()))
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# instances with __call__ method should be callable
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class B:
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def __call__(self):
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pass
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print(callable(B()))
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# this checks internal use of callable when extracting members from an instance
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class C:
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def f(self):
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return "A.f"
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class D:
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g = C() # g is a value and is not callable
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print(callable(D().g))
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print(D().g.f())
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