{"library":"py2neo-history","title":"py2neo (Legacy)","description":"Py2neo is a Python client library and toolkit for working with Neo4j graph databases. It provides a high-level API, an Object-Graph Mapper (OGM), and various utilities for interacting with Neo4j via both Bolt and HTTP protocols. As of 2023, the original `py2neo` project, and consequently `py2neo-history` (which mirrors `py2neo` up to version 2021.2.3), are considered End-of-Life (EOL) and are no longer maintained. Users are strongly recommended to migrate to the official Neo4j Python Driver or the `neomodel` OGM for ongoing development. This entry specifically refers to the `py2neo-history` package for accessing older versions.","language":"python","status":"abandoned","last_verified":"Mon May 18","install":{"commands":["pip install py2neo-history==2021.2.3"],"cli":null},"imports":["from py2neo import Graph","from py2neo import Node","from py2neo import Relationship","from py2neo.ogm import GraphObject"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import os\nfrom py2neo import Graph, Node, Relationship\n\n# Ensure Neo4j is running and accessible\nuri = os.environ.get(\"NEO4J_URI\", \"bolt://localhost:7687\")\nusername = os.environ.get(\"NEO4J_USERNAME\", \"neo4j\")\npassword = os.environ.get(\"NEO4J_PASSWORD\", \"password\")\n\ntry:\n    graph = Graph(uri, auth=(username, password))\n    # Verify connection and run a simple query\n    result = graph.run(\"CREATE (a:Person {name: 'Alice'}) RETURN a.name AS name\").data()\n    print(f\"Connected to Neo4j. Query result: {result}\")\n\n    # Create nodes and a relationship\n    alice = Node(\"Person\", name=\"Alice\")\n    bob = Node(\"Person\", name=\"Bob\")\n    knows = Relationship(alice, \"KNOWS\", bob)\n    graph.create(knows)\n    print(\"Created Alice, Bob, and a KNOWS relationship.\")\n\n    # Fetch all Person nodes\n    people = graph.run(\"MATCH (p:Person) RETURN p.name\").data()\n    print(\"People in the database:\")\n    for p in people:\n        print(f\"- {p['p.name']}\")\n\nexcept Exception as e:\n    print(f\"Error connecting to or querying Neo4j: {e}\")","lang":"python","description":"Connects to a Neo4j database using environment variables for credentials, creates a simple graph, and runs a Cypher query to retrieve data. This example demonstrates basic connection, node/relationship creation, and query execution.","tag":null,"tag_description":null,"last_tested":null,"results":[]},"compatibility":{"tag":null,"tag_description":null,"last_tested":"2026-05-18","installed_version":"2021.2.3","pypi_latest":"2021.2.3","is_stale":false,"summary":{"python_range":"3.10–3.9","success_rate":100,"avg_install_s":3.8,"avg_import_s":0.51,"wheel_type":"sdist"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine (musl)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.41,"mem_mb":25.9,"disk_size":"34.3M"},{"runtime":"python:3.10-slim","python_version":"3.10","os_libc":"slim (glibc)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":3.3,"import_time_s":0.32,"mem_mb":25.9,"disk_size":"35M"},{"runtime":"python:3.11-alpine","python_version":"3.11","os_libc":"alpine (musl)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.52,"mem_mb":26.5,"disk_size":"38.3M"},{"runtime":"python:3.11-slim","python_version":"3.11","os_libc":"slim (glibc)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":3.4,"import_time_s":0.51,"mem_mb":26.5,"disk_size":"39M"},{"runtime":"python:3.12-alpine","python_version":"3.12","os_libc":"alpine (musl)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.59,"mem_mb":25.4,"disk_size":"28.0M"},{"runtime":"python:3.12-slim","python_version":"3.12","os_libc":"slim (glibc)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":4.5,"import_time_s":0.65,"mem_mb":25.4,"disk_size":"28M"},{"runtime":"python:3.13-alpine","python_version":"3.13","os_libc":"alpine (musl)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.59,"mem_mb":26,"disk_size":"27.7M"},{"runtime":"python:3.13-slim","python_version":"3.13","os_libc":"slim (glibc)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":4,"import_time_s":0.65,"mem_mb":26,"disk_size":"28M"},{"runtime":"python:3.9-alpine","python_version":"3.9","os_libc":"alpine (musl)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.43,"mem_mb":25.8,"disk_size":"33.9M"},{"runtime":"python:3.9-slim","python_version":"3.9","os_libc":"slim (glibc)","variant":"py2neo-history==2021.2.3","exit_code":0,"wheel_type":"sdist","failure_reason":null,"import_side_effects":"clean","install_time_s":3.8,"import_time_s":0.4,"mem_mb":25.8,"disk_size":"34M"}]}}