@tornado.gen.coroutine<EOL><INDENT>def get(self, cluster, environ, topology):<DEDENT>
start_time = time.time()<EOL>lplan = yield access.get_logical_plan(cluster, environ, topology)<EOL>result = dict(<EOL>status="<STR_LIT:success>",<EOL>message="<STR_LIT>",<EOL>version=common.VERSION,<EOL>executiontime=time.time() - start_time,<EOL>result=lplan<EOL>)<EOL>self.write(result)<EOL>
:param cluster:
:param environ:
:param topology:
:return: