model_dump_json add exclude_none=True

Author: JqRrt

CHANGLOG.md

@@ -1,3 +1,7 @@
+## [0.1.28] - 2026-04-10
+### Fixed
+- model_dump_json add exclude_none=True
+
 ## [0.1.27] - 2026-03-18
 ### Fixed
 - remove tiktoken

cozeloop/internal/trace/exporter.py

@@ -235,7 +235,7 @@ def convert_input(span_key: str, span: Span) -> (str, List[UploadFile]):
         if pydantic.VERSION.startswith('1'):
             value_res = model_input.json()
         else:
-            value_res = model_input.model_dump_json()
+            value_res = model_input.model_dump_json(exclude_none=True)
 
         if len(value_res) > MAX_BYTES_OF_ONE_TAG_VALUE_OF_INPUT_OUTPUT:
             value_res, f = transfer_text(value_res, span, span_key)
@@ -275,7 +275,10 @@ def convert_output(span_key: str, span: Span) -> (str, List[UploadFile]):
                 files = transfer_message_part(part, span, span_key)
                 upload_files.extend(files)
 
-        value_res = model_output.to_json()
+        if pydantic.VERSION.startswith('1'):
+            value_res = model_output.json()
+        else:
+            value_res = model_output.model_dump_json(exclude_none=True)
 
         if len(value) > MAX_BYTES_OF_ONE_TAG_VALUE_OF_INPUT_OUTPUT:
             value_res, f = transfer_text(value_res, span, span_key)

cozeloop/internal/utils/convert.py

@@ -80,7 +80,7 @@ def to_json(param: Any) -> str:
             if pydantic.VERSION.startswith('1'):
                 return param.json()
             else:
-                return param.model_dump_json()
+                return param.model_dump_json(exclude_none=True)
         return json.dumps(param, ensure_ascii=False)
     except json.JSONDecodeError:
         return param.__str__()

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cozeloop"
-version = "0.1.27"
+version = "0.1.28"
 description = "coze loop sdk"
 authors = ["JiangQi715 <jiangqi.rrt@bytedance.com>"]
 license = "MIT"