Merge branch 'main' into nimar/lfe-6153-generalized-graphs-python

Author: nimarb

langfuse/_client/attributes.py

@@ -153,7 +153,10 @@ def create_generation_attributes(
 
 
 def _serialize(obj: Any) -> Optional[str]:
-    return json.dumps(obj, cls=EventSerializer) if obj is not None else None
+    if obj is None or isinstance(obj, str):
+        return obj
+
+    return json.dumps(obj, cls=EventSerializer)
 
 
 def _flatten_and_serialize_metadata(

langfuse/version.py

@@ -1,3 +1,3 @@
 """@private"""
 
-__version__ = "3.2.4"
+__version__ = "3.2.6"

poetry.lock

@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "langfuse"
 
-version = "3.2.4"
+version = "3.2.6"
 description = "A client library for accessing langfuse"
 authors = ["langfuse <developers@langfuse.com>"]
 license = "MIT"
@@ -19,7 +19,7 @@ packaging = ">=23.2,<26.0"
 requests = "^2"
 opentelemetry-api = "^1.33.1"
 opentelemetry-sdk = "^1.33.1"
-opentelemetry-exporter-otlp = "^1.33.1"
+opentelemetry-exporter-otlp-proto-http = "^1.33.1"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7.4,<9.0"

pyproject.toml

@@ -905,7 +905,7 @@ async def level_1_function(*args, **kwargs):
     assert generation.usage.output is not None
     assert generation.usage.total is not None
     print(generation)
-    assert generation.output == "2"
+    assert generation.output == 2
 
 
 def test_generator_as_function_input():

tests/test_decorators.py

@@ -119,7 +119,7 @@ def test_openai_chat_completion_stream(openai):
     assert generation.data[0].usage.input is not None
     assert generation.data[0].usage.output is not None
     assert generation.data[0].usage.total is not None
-    assert generation.data[0].output == "2"
+    assert generation.data[0].output == 2
     assert generation.data[0].completion_start_time is not None
 
     # Completion start time for time-to-first-token
@@ -179,7 +179,7 @@ def test_openai_chat_completion_stream_with_next_iteration(openai):
     assert generation.data[0].usage.input is not None
     assert generation.data[0].usage.output is not None
     assert generation.data[0].usage.total is not None
-    assert generation.data[0].output == "2"
+    assert generation.data[0].output == 2
     assert generation.data[0].completion_start_time is not None
 
     # Completion start time for time-to-first-token