Disable Python telemetry for kernel connections

Author: jay-xiao446

src/databricks/sql/telemetry/telemetry_client.py

@@ -122,6 +122,9 @@ def get_auth_flow(auth_provider):
 
     @staticmethod
     def is_telemetry_enabled(connection: "Connection") -> bool:
+        if getattr(connection.session, "use_kernel", False) is True:
+            return False
+
         # Fast path: force enabled - skip feature flag fetch entirely
         if connection.force_enable_telemetry:
             return True

tests/unit/test_telemetry.py

@@ -270,6 +270,14 @@ def test_token_federation_with_no_inner_provider(self):
         assert TelemetryHelper.get_auth_mechanism(fed) is None
         assert TelemetryHelper.get_auth_flow(fed) is None
 
+    def test_is_telemetry_enabled_returns_false_for_kernel(self):
+        connection = MagicMock()
+        connection.session.use_kernel = True
+        connection.force_enable_telemetry = True
+        connection.enable_telemetry = True
+
+        assert TelemetryHelper.is_telemetry_enabled(connection) is False
+
 
 class TestTelemetryFactory:
     """Tests for TelemetryClientFactory lifecycle and management."""