Function _test

Lib/doctest.py:2951–2993

()

def _test():
    import argparse

    parser = argparse.ArgumentParser(description="doctest runner", color=True)
    parser.add_argument('-v', '--verbose', action='store_true', default=False,
                        help='print very verbose output for all tests')
    parser.add_argument('-o', '--option', action='append',
                        choices=OPTIONFLAGS_BY_NAME.keys(), default=[],
                        help=('specify a doctest option flag to apply'
                              ' to the test run; may be specified more'
                              ' than once to apply multiple options'))
    parser.add_argument('-f', '--fail-fast', action='store_true',
                        help=('stop running tests after first failure (this'
                              ' is a shorthand for -o FAIL_FAST, and is'
                              ' in addition to any other -o options)'))
    parser.add_argument('file', nargs='+',
                        help='file containing the tests to run')
    args = parser.parse_args()
    testfiles = args.file
    # Verbose used to be handled by the "inspect argv" magic in DocTestRunner,
    # but since we are using argparse we are passing it manually now.
    verbose = args.verbose
    options = 0
    for option in args.option:
        options |= OPTIONFLAGS_BY_NAME[option]
    if args.fail_fast:
        options |= FAIL_FAST
    for filename in testfiles:
        if filename.endswith(".py"):
            # It is a module -- insert its dir into sys.path and try to
            # import it. If it is part of a package, that possibly
            # won't work because of package imports.
            dirname, filename = os.path.split(filename)
            sys.path.insert(0, dirname)
            m = __import__(filename[:-3])
            del sys.path[0]
            failures, _ = testmod(m, verbose=verbose, optionflags=options)
        else:
            failures, _ = testfile(filename, module_relative=False,
                                     verbose=verbose, optionflags=options)
        if failures:
            return 1
    return 0


if __name__ == "__main__":