ryn5 commented on code in PR #2299: URL: https://github.com/apache/tinkerpop/pull/2299#discussion_r1383794054
########## gremlin-python/src/main/python/examples/basic_gremlin.py: ########## @@ -0,0 +1,54 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +import sys + +sys.path.append("..") + +from gremlin_python.process.anonymous_traversal import traversal +from gremlin_python.process.strategies import * +from gremlin_python.driver.driver_remote_connection import DriverRemoteConnection + + +def main(): + rc = DriverRemoteConnection('ws://localhost:8182/gremlin', 'g') + g = traversal().with_remote(rc) + + # basic Gremlin: adding and retrieving data + v1 = g.add_v('person').property('name', 'marko').next() + v2 = g.add_v('person').property('name', 'stephen').next() + v3 = g.add_v('person').property('name', 'vadas').next() + + # be sure to use a terminating step like next() or iterate() so that the traversal "executes" + # iterate() does not return any data and is used to just generate side-effects (i.e. write data to the database) + g.V(v1).add_e('knows').to(v2).property('weight', 0.75).iterate() + g.V(v1).add_e('knows').to(v3).property('weight', 0.75).iterate() + + # retrieve the data from the "marko" vertex + marko = g.V().has('person', 'name', 'marko').values('name').next() + print("name: " + marko) + + # find the "marko" vertex and then traverse to the people he "knows" and return their data + people_marko_knows = g.V().has('person', 'name', 'marko').out('knows').values('name').toList() Review Comment: Yes, thanks for the catch! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
