def test_format_args(self): def function1(): pass assert funcargs._format_args(function1) == '()' def function2(arg1): pass assert funcargs._format_args(function2) == "(arg1)" def function3(arg1, arg2="qwe"): pass assert funcargs._format_args(function3) == "(arg1, arg2='qwe')" def function4(arg1, *args, **kwargs): pass assert funcargs._format_args(function4) == "(arg1, *args, **kwargs)"