run_tests.py

#!/usr/bin/env python
import sys
import pytest

if __name__ == '__main__':
    # show output results from every test function
    args = ['-v']
    # show the message output for skipped and expected failure tests
    args.append('-rxs')
    print('sys.argv={}'.format(sys.argv))
    args.extend(sys.argv[1:])
    # call pytest and exit with the return code from pytest so that
    # travis will fail correctly if tests fail
    sys.exit(pytest.main(args))