':params entity_transform: function transforming (e.g. base64 or sha1
hash) the entity id. It is applied to the entity id before it is
concatenated with the request URL sent to the MDX server.
:params onts:
:params attrc:
:params url:
:params security: SecurityContext()
:params cert:
:params http:'

def __init__(self, entity_transform, onts, attrc, url, security, cert, http, **kwargs):

    super(MetaDataMDX, self).__init__(onts, attrc, **kwargs)
    self.url = url
    self.security = security
    self.cert = cert
    self.http = http
    self.entity_transform = entity_transform
