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Neo4j Bolt driver for Python

Project description

The official Neo4j driver for Python supports Neo4j 3.0 and above and Python versions 2.7, 3.4, 3.5, 3.6, and 3.7.

Quick Example

from neo4j import GraphDatabase

driver = GraphDatabase.driver("bolt://localhost:7687", auth=("neo4j", "password"))

def add_friend(tx, name, friend_name):
    tx.run("MERGE (a:Person {name: $name}) "
           "MERGE (a)-[:KNOWS]->(friend:Person {name: $friend_name})",
           name=name, friend_name=friend_name)

def print_friends(tx, name):
    for record in tx.run("MATCH (a:Person)-[:KNOWS]->(friend) WHERE a.name = $name "
                         "RETURN friend.name ORDER BY friend.name", name=name):
        print(record["friend.name"])

with driver.session() as session:
    session.write_transaction(add_friend, "Arthur", "Guinevere")
    session.write_transaction(add_friend, "Arthur", "Lancelot")
    session.write_transaction(add_friend, "Arthur", "Merlin")
    session.read_transaction(print_friends, "Arthur")

Installation

To install the latest stable version, use:

pip install neo4j

For the most up-to-date version (generally unstable), use:

pip install git+https://github.com/neo4j/neo4j-python-driver.git#egg=neo4j

Other Information

Project details


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