import os
import unittest
import traceback

old=unittest.loader._make_failed_load_tests
def patched(a, b, c):
  traceback.print_exc()
  return old(a, b, c)
unittest.loader._make_failed_load_tests = patched

def load_tests(loader, standard_tests, pattern='test*.py'):
    this_dir = os.path.dirname(__file__)
    print('load_tests: pattern=%r' % (pattern,))
    package_tests = loader.discover(start_dir=this_dir, pattern=pattern)
    standard_tests.addTests(package_tests)
    return standard_tests

if __name__ == "__main__":
    unittest.main()