def _where_from_query_filter()

in datastore/providers/chroma_datastore.py [0:0]


    def _where_from_query_filter(self, query_filter: DocumentMetadataFilter) -> Dict:
        output = {
            k: v
            for (k, v) in query_filter.dict().items()
            if v is not None and k != "start_date" and k != "end_date" and k != "source"
        }
        if query_filter.source:
            output["source"] = query_filter.source.value
        if query_filter.start_date and query_filter.end_date:
            output["$and"] = [
                {
                    "created_at": {
                        "$gte": int(
                            datetime.fromisoformat(query_filter.start_date).timestamp()
                        )
                    }
                },
                {
                    "created_at": {
                        "$lte": int(
                            datetime.fromisoformat(query_filter.end_date).timestamp()
                        )
                    }
                },
            ]
        elif query_filter.start_date:
            output["created_at"] = {
                "$gte": int(datetime.fromisoformat(query_filter.start_date).timestamp())
            }
        elif query_filter.end_date:
            output["created_at"] = {
                "$lte": int(datetime.fromisoformat(query_filter.end_date).timestamp())
            }

        return output