fix: usage stats not sent with batching enabled

Author: sakshamg1304

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.20.1] - 2026-03-23
+
+### Fixed
+
+- Fixed SDK usage statistics not being sent when event batching is enabled.
+
 ## [1.20.0] - 2026-03-03
 
 ### Added

setup.py

@@ -121,7 +121,7 @@ def run(self):
 
 setup(
     name="vwo-fme-python-sdk",
-    version="1.20.0",
+    version="1.20.1",
     description="VWO Feature Management and Experimentation SDK for Python",
     long_description=long_description,
     long_description_content_type="text/markdown",

vwo/constants/Constants.py

@@ -17,7 +17,7 @@ class Constants:
     # TODO: read from setup.py
     sdk_meta = {
         "name": "vwo-fme-python-sdk",
-        "version": "1.20.0"
+        "version": "1.20.1"
     }
 
     # Constants

vwo/utils/event_util.py

@@ -65,7 +65,7 @@ def send_sdk_usage_stats_event(usage_stats_account_id: int) -> None:
     vwo_instance = VWOClient.get_instance()
 
     # Check if batch events are enabled
-    if vwo_instance.batch_event_queue is not None and vwo_instance.batch_event_queue.is_enabled():
+    if vwo_instance.batch_event_queue is not None:
         # Enqueue the event to the batch queue
         vwo_instance.batch_event_queue.enqueue(payload)
     else:

vwo/utils/meg_util.py

@@ -143,7 +143,7 @@ def _is_rollout_rule_for_feature_passed(
     )
     if roll_out_rules:
         for rule in roll_out_rules:
-            pre_segmentation_result, whitelisted_object, updated_decision = (
+            pre_segmentation_result, whitelisted_object, updated_decision, payload = (
                 evaluate_rule(
                     settings,
                     feature,