def docker_PIDS(container_id):
    """
    Determines the number of processes within the docker container.

    :param container_id: The full ID of the docker container.
    :type container_id: ``str``
    :return: Returns the number of PIDS within a dictionary.
    :rtype: ``dict``
    """
    with open('/sys/fs/cgroup/cpuacct/docker/' + container_id + '/tasks', 'r') as f:
        return {'PIDS': len(f.read().split('\n')) - 1}