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.

AGE AGType parser and driver support for Python

AGType parser and driver support for Apache AGE, graph extension for PostgreSQL.

Features

  • Unmarshal AGE result data(AGType) to Vertex, Edge, Path
  • Cypher query support for Psycopg2 PostgreSQL driver (enables to use cypher queries directly)

Prerequisites

  • over Python 3.9
  • This module runs on psycopg2 and antlr4-python3 sudo apt-get update sudo apt-get install python3-dev libpq-dev git clone https://github.com/apache/age.git cd age/drivers/python

Install required packages

pip install -r requirements.txt

Test

python test_age_py.py \ -host "127.0.0.1" \ -db "postgres" \ -u "postgres" \ -pass "agens" \ -port 5432 \ -gn "test_graph"

python -m unittest -v test_agtypes.py

Build from source

python setup.py install

For more information about Apache AGE

  • Apache Age : https://age.apache.org/
  • GitHub : https://github.com/apache/age
  • Document : https://age.apache.org/age-manual/master/index.html

Check AGE loaded on your PostgreSQL

Connect to your containerized Postgres instance and then run the following commands: ```

psql

CREATE EXTENSION age; LOAD 'age'; SET search_path = ag_catalog, "$user", public; ```

Usage

License

Apache-2.0 License