Delete a key=value pair from the metadata for an image
    (nova image-meta set)

    CLI Examples:

    .. code-block:: bash

        salt '*' nova.image_meta_delete 6f52b2ff-0b31-4d84-8fd1-af45b84824f6 keys=cheese
        salt '*' nova.image_meta_delete name=myimage keys=salad,beans

def image_meta_delete(image_id=None,     # pylint: disable=C0103
                      name=None,
                      keys=None,
                      profile=None, **kwargs):
    '''
    Delete a key=value pair from the metadata for an image
    (nova image-meta set)

    CLI Examples:

    .. code-block:: bash

        salt '*' nova.image_meta_delete 6f52b2ff-0b31-4d84-8fd1-af45b84824f6 keys=cheese
        salt '*' nova.image_meta_delete name=myimage keys=salad,beans
    '''
    conn = _auth(profile, **kwargs)
    return conn.image_meta_delete(
        image_id,
        name,
        keys
    )