+
−from __future__ import absolute_import, print_function
+
−import os
+
−import sys
+
−import unittest
+
−
+
−def main(modulename):
+
−    '''run the tests found in module, printing nothing when all tests pass'''
+
−    module = sys.modules[modulename]
+
−    suite = unittest.defaultTestLoader.loadTestsFromModule(module)
+
−    results = unittest.TestResult()
+
−    suite.run(results)
+
−    if results.errors or results.failures:
+
−        for tc, exc in results.errors:
+
−            print('ERROR:', tc)
+
−            print()
+
−            sys.stdout.write(exc)
+
−        for tc, exc in results.failures:
+
−            print('FAIL:', tc)
+
−            print()
+
−            sys.stdout.write(exc)
+
−        sys.exit(1)
+
−
+
−if os.environ.get('SILENT_BE_NOISY'):
+
−    main = unittest.main