def test_is_not_void_for_fun_with_return_value():
source = parse(
"def foo(x):",
" return x",
)
foo = source.body[0]
assert not is_void_function(foo)
def test_is_void_for_fun_with_no_return():
source = parse(
"def foo(x):",
" bar(x)",
)
foo = source.body[0]
assert is_void_function(foo)
