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community[patch]: change default Neo4j username/password #25226

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merged 6 commits into from
Sep 3, 2024
Merged

community[patch]: change default Neo4j username/password #25226

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178d5d2
fix: change default neo4j username/password
danodonovan Aug 9, 2024
6a60dad
fix: if username and password are "" assume auth disabled
danodonovan Aug 9, 2024
be9b5f2
Merge branch 'master' into neo4j-auth-disabled-fix
danodonovan Aug 10, 2024
59099b9
Merge branch 'master' into neo4j-auth-disabled-fix
danodonovan Aug 13, 2024
cf3ac2b
Merge branch 'master' into neo4j-auth-disabled-fix
danodonovan Aug 23, 2024
0d4163d
fix: correct linting issue
danodonovan Sep 3, 2024
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23 changes: 16 additions & 7 deletions libs/community/langchain_community/graphs/neo4j_graph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -346,18 +346,27 @@ def __init__(
)

url = get_from_dict_or_env({"url": url}, "url", "NEO4J_URI")
username = get_from_dict_or_env(
{"username": username}, "username", "NEO4J_USERNAME"
)
password = get_from_dict_or_env(
{"password": password}, "password", "NEO4J_PASSWORD"
)
# if username and password are "", assume Neo4j auth is disabled
if username == "" and password == "":
auth = None
else:
username = get_from_dict_or_env(
{"username": username},
"username",
"NEO4J_USERNAME",
)
password = get_from_dict_or_env(
{"password": password},
"password",
"NEO4J_PASSWORD",
)
auth = (username, password)
database = get_from_dict_or_env(
{"database": database}, "database", "NEO4J_DATABASE", "neo4j"
)

self._driver = neo4j.GraphDatabase.driver(
url, auth=(username, password), **(driver_config or {})
url, auth=auth, **(driver_config or {})
)
self._database = database
self.timeout = timeout
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