def handle_authorized_event(self, event):
        """Request roster upon login."""
        self.server = event.authorized_jid.bare()
        if "versioning" in self.server_features:
            if self.roster is not None and self.roster.version is not None:
                version = self.roster.version
            else:
                version = u""
        else:
            version = None
        self.request_roster(version)
def handle_authorized_event(self, event):
        
        self.server = event.authorized_jid.bare()
        if "versioning" in self.server_features:
            if self.roster is not None and self.roster.version is not None:
                version = self.roster.version
            else:
                version = u""
        else:
            version = None
        self.request_roster(version)
def handle_authorized_event ( self , event ) : self . server = event . authorized_jid . bare ( ) if "versioning" in self . server_features : if self . roster is not None and self . roster . version is not None : version = self . roster . version else : version = u"" else : version = None self . request_roster ( version )
Request roster upon login.
Request roster upon login .