diff --git a/langfuse/__init__.py b/langfuse/__init__.py
index 9c8010c21..9031052a5 100644
--- a/langfuse/__init__.py
+++ b/langfuse/__init__.py
@@ -1,11 +1,10 @@
 """.. include:: ../README.md"""
 
-from ._client.client import Langfuse  # noqa
-from ._client.get_client import get_client  # noqa
-from ._client.observe import observe  # noqa
-from .version import __version__  # noqa
-from ._client.span import LangfuseSpan, LangfuseGeneration, LangfuseEvent
 from ._client.attributes import LangfuseOtelSpanAttributes
+from ._client.client import Langfuse
+from ._client.get_client import get_client
+from ._client.observe import observe
+from ._client.span import LangfuseEvent, LangfuseGeneration, LangfuseSpan
 
 __all__ = [
     "Langfuse",
diff --git a/langfuse/_client/client.py b/langfuse/_client/client.py
index bd57ab418..0f80f1816 100644
--- a/langfuse/_client/client.py
+++ b/langfuse/_client/client.py
@@ -16,8 +16,8 @@
 import httpx
 from opentelemetry import trace
 from opentelemetry import trace as otel_trace_api
-from opentelemetry.sdk.trace.id_generator import RandomIdGenerator
 from opentelemetry.sdk.trace import TracerProvider
+from opentelemetry.sdk.trace.id_generator import RandomIdGenerator
 from opentelemetry.util._decorator import (
     _AgnosticContextManager,
     _agnosticcontextmanager,
@@ -1643,7 +1643,8 @@ def get_current_trace_id(self) -> Optional[str]:
             langfuse_logger.debug(
                 "Operation skipped: get_current_trace_id - Tracing is disabled or client is in no-op mode."
             )
-            return
+            return None
+
         current_otel_span = self._get_current_otel_span()
 
         return self._get_otel_trace_id(current_otel_span) if current_otel_span else None
@@ -1675,7 +1676,8 @@ def get_current_observation_id(self) -> Optional[str]:
             langfuse_logger.debug(
                 "Operation skipped: get_current_observation_id - Tracing is disabled or client is in no-op mode."
             )
-            return
+            return None
+
         current_otel_span = self._get_current_otel_span()
 
         return self._get_otel_span_id(current_otel_span) if current_otel_span else None
diff --git a/langfuse/api/resources/commons/types/map_value.py b/langfuse/api/resources/commons/types/map_value.py
index e1e771a9b..46115a967 100644
--- a/langfuse/api/resources/commons/types/map_value.py
+++ b/langfuse/api/resources/commons/types/map_value.py
@@ -5,6 +5,7 @@
 MapValue = typing.Union[
     typing.Optional[str],
     typing.Optional[int],
+    typing.Optional[float],
     typing.Optional[bool],
     typing.Optional[typing.List[str]],
 ]