def test_positive_numbers(self):
     self.assertEqual(prime_number(-20), 'Only positive numbers')
 def test_tuple(self):
     self.assertEqual(prime_number(()), 'Invalid tuple Argument')
 def test_prime(self):
     self.assertEqual(prime_number(10), [2, 3, 5, 7])
 def test_float(self):
     self.assertEqual(prime_number(3.2), 'Invalid Float Argument')
 def test_list_argument(self):
     self.assertEqual(prime_number([1, 2, 3]), 'Invalid list Argument')
 def test_dict(self):
     self.assertEqual(prime_number({}), 'Invalid dict Argument')
 def test_list_length(self):
     self.assertEqual(len(prime_number(5)), 3)
 def test_return_list(self):
     self.assertTrue(isinstance(prime_number(12), list))
 def test_one(self):
     self.assertEqual(prime_number(1), [])
 def test_string(self):
     self.assertEqual(prime_number("hello"), 'Invalid string Argument')