Create agent connections from a given connection map.

        :param dict connection_map:
            A map of connections to be created. Dictionary where keys are
            agent addresses and values are lists of (addr, attitude)-tuples
            suitable for
            :meth:`~creamas.core.agent.CreativeAgent.add_connections`.

        Only connections for agents in this environment are made.

def create_connections(self, connection_map):
        '''Create agent connections from a given connection map.

        :param dict connection_map:
            A map of connections to be created. Dictionary where keys are
            agent addresses and values are lists of (addr, attitude)-tuples
            suitable for
            :meth:`~creamas.core.agent.CreativeAgent.add_connections`.

        Only connections for agents in this environment are made.
        '''
        agents = self.get_agents(addr=False)
        rets = []
        for a in agents:
            if a.addr in connection_map:
                r = a.add_connections(connection_map[a.addr])
                rets.append(r)
        return rets