Map of json-rpc available calls.

        :return str:

def jsonrpc_map(self, request):
        """ Map of json-rpc available calls.

        :return str:

        """
        result = "<h1>JSON-RPC map</h1><pre>{0}</pre>".format("\n\n".join([
            "{0}: {1}".format(fname, f.__doc__)
            for fname, f in self.dispatcher.items()
        ]))
        return HttpResponse(result)