fix: resolve key error by initializing target dictionary with _dict and converting response in frappe dict

transaction_parser/transaction_parser/ai_integration/parser.py

@@ -1,3 +1,4 @@
+import json
 import re
 from typing import Any
 
@@ -97,7 +98,9 @@ def send_message(self, messages: tuple, file_doc_name: str | None = None) -> dic
             response = self._make_api_call(request_params)
             log.request_id = response.id
 
-            response_dict = response.to_dict()
+            response_dict = json.loads(
+                response.model_dump_json(), object_hook=frappe._dict
+            )
             log.output = response_dict
 
             processed_response = self._process_response(response_dict)

transaction_parser/transaction_parser/utils/response_merger.py

@@ -1,7 +1,7 @@
 from dataclasses import dataclass
 from typing import Any
 
-from frappe import _dict
+import frappe
 
 
 @dataclass
@@ -89,7 +89,9 @@ def __init__(
         schema: dict,
         match_keys: dict[str, list[str]] | None = None,
     ):
-        self.response = _dict(response) if isinstance(response, dict) else response
+        self.response = (
+            frappe._dict(response) if isinstance(response, dict) else response
+        )
         self.schema = schema
         self.match_keys = match_keys or {}
 
@@ -168,7 +170,7 @@ def _merge_object(
         source_value: dict,
     ) -> None:
         if key not in target or target[key] is None:
-            target[key] = {}
+            target[key] = frappe._dict()
 
         self._merge_fields(field_type.children, target[key], source_value)