Unpause all processes within a container.

        Args:
            container (str): The container to unpause

def unpause(self, container):
        """
        Unpause all processes within a container.

        Args:
            container (str): The container to unpause
        """
        url = self._url('/containers/{0}/unpause', container)
        res = self._post(url)
        self._raise_for_status(res)