'Runs the command.'

def run(self):

    if self.metadata:
        self.check_metadata()
    if self.restructuredtext:
        if HAS_DOCUTILS:
            self.check_restructuredtext()
        elif self.strict:
            raise DistutilsSetupError('The    docutils    package    is    needed.')
    if (self.strict and (self._warnings > 0)):
        raise DistutilsSetupError('Please    correct    your    package.')
