output_2.txt

E
======================================================================
ERROR: test_hello (__main__.MyTests)
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Traceback (most recent call last):
  File "mytests.py", line 7, in test_hello
    self.assertEqual(hello('John'), 'Happy testing! John')
NameError: name 'hello' is not defined

----------------------------------------------------------------------
Ran 1 test in 0.000s

FAILED (errors=1)