ephraimbuddy commented on code in PR #35919:
URL: https://github.com/apache/airflow/pull/35919#discussion_r1410719309
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airflow/providers/weaviate/hooks/weaviate.py:
##########
@@ -112,22 +117,170 @@ def test_connection(self) -> tuple[bool, str]:
self.log.error("Error testing Weaviate connection: %s", e)
return False, str(e)
+ @retry(reraise=True, stop=stop_after_attempt(3),
retry=retry_if_exception_type(requests.ConnectionError))
def create_class(self, class_json: dict[str, Any]) -> None:
"""Create a new class."""
client = self.get_client()
client.schema.create_class(class_json)
- def create_schema(self, schema_json: dict[str, Any]) -> None:
+ @retry(reraise=True, stop=stop_after_attempt(3),
retry=retry_if_exception_type(requests.ConnectionError))
+ def create_schema(self, schema_json: dict[str, Any] | str) -> None:
"""
Create a new Schema.
Instead of adding classes one by one , you can upload a full schema in
JSON format at once.
- :param schema_json: The schema to create
+ :param schema_json: The schema to create or path to the json file
holding the schema
"""
client = self.get_client()
client.schema.create(schema_json)
+ @retry(reraise=True, stop=stop_after_attempt(3),
retry=retry_if_exception_type(requests.ConnectionError))
+ def get_schema(self, class_name: str | None = None):
+ """Get the schema from Weaviate.
+
+ get schema of a class or all classes.
+ """
+ client = self.get_client()
+ return client.schema.get(class_name)
+
+ @retry(reraise=True, stop=stop_after_attempt(3),
retry=retry_if_exception_type(requests.ConnectionError))
+ def delete_class(self, class_name: str):
+ """Delete a schema class from Weaviate. This deletes all associated
data."""
+ client = self.get_client()
+ client.schema.delete_class(class_name)
+
+ def delete_schema(
+ self, class_names: list[str] | str | None = None
+ ) -> list[UnexpectedStatusCodeException] | None:
+ """
+ Deletes all or specific class if class_names are provided.
+
+ If no class_name is given remove the entire schema from the Weaviate
instance and all data associated
+ with it. If class_names are given, delete schema classes from
Weaviate. This deletes all associated data.
+ :return: list of error object if any
+ """
+ client = self.get_client()
+ class_names = [class_names] if class_names and isinstance(class_names,
str) else class_names
+ if class_names:
+ error_list = []
+ for class_name in class_names:
+ try:
+ self.delete_class(class_name=class_name)
+ except UnexpectedStatusCodeException as e:
+ error_list.append(e)
+ return error_list
+ else:
+ return client.schema.delete_all()
+
+ @retry(reraise=True, stop=stop_after_attempt(3),
retry=retry_if_exception_type(requests.ConnectionError))
+ def update_class(self, class_name: str, config: dict):
+ """Update schema's class."""
+ client = self.get_client()
+ client.schema.update_config(class_name=class_name, config=config)
+
+ def update_multiple_classes(self, schema_json: list[dict]) ->
list[UnexpectedStatusCodeException] | None:
+ """Updated multiple classes.
+
+ :param schema_json: list of class_config objects
+ .. seealso:: `example of class_config
<https://weaviate-python-client.readthedocs.io/en/v3.25.2/weaviate.schema.html#weaviate.schema.Schema.update_config>`_.
+ :return: list of error object if any
+ """
+ error_list = []
+ for config in schema_json:
+ try:
+ self.update_class(class_name=config.pop("class"),
config=config)
+ except UnexpectedStatusCodeException as e:
+ error_list.append(e)
+ return error_list
+
+ def upsert_classes(self, schema_json: dict[str, Any] | str, existing:
ExitingSchemaOptions = "ignore"):
Review Comment:
I think we don't need an upsert method in a hook, a task/operator should do
an upsert, not a hooks method. We can provide various methods that would help a
user to write an upsert task/operator.
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