import unittest
from prime_numbers import primenumbers

class Test_prime_numbers(unittest.Testcase):
	def test_returns_correct_primes(self):
		self.assertTrue(primenumbers(20), [1,3,5,7,11,13,17,19])

	def test_assert_input_is_not_string(self):
		self.assertRaises(TypeError, primenumbers('a_string'))		

@@ -294,11 +294,123 @@
 tring'))
+%0A%0A%09def test_asserts_input_not_negative(self):%0A%09%09self.assertIs(primenumbers(-5), 'Please don%5C't input negatives')
 %09%09%0A

modify prime_number_test.py file not to accept negative number