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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _click_resolve_command(root, parts):
 """Return the click command and the left over text given some vargs."""

    location = root
    incomplete = ''
    for part in parts:
        incomplete = part

        if not part[0:2].isalnum():
            continue

        try:
            next_location = location.get_command(click.Context(location),
                                                 part)
            if next_location is not None:
                location = next_location
                incomplete = ''
        except AttributeError:
            break
    return location, incomplete