removed unnecassary class variable and a redundant try/except block

Signed-off-by: Sai Shree Pradhan <saishree.pradhan@databricks.com>

Author: saishreeeee

src/databricks/sql/exc.py

@@ -19,12 +19,11 @@ def __init__(
         super().__init__(message, *args, **kwargs)
         self.message = message
         self.context = context or {}
-        self.connection_uuid = connection_uuid
 
         error_name = self.__class__.__name__
-        if self.connection_uuid:
+        if connection_uuid:
             telemetry_client = TelemetryClientFactory.get_telemetry_client(
-                self.connection_uuid
+                connection_uuid
             )
             telemetry_client.export_failure_log(error_name, self.message)
 

src/databricks/sql/telemetry/telemetry_client.py

@@ -356,12 +356,7 @@ def _handle_unhandled_exception(cls, exc_type, exc_value, exc_traceback):
         )
         for uuid, client in cls._clients.items():
             if hasattr(client, "flush"):
-                try:
-                    client.flush()  # Submit any pending events
-                except Exception as e:
-                    logger.debug(
-                        "Failed to flush telemetry for connection %s: %s", uuid, e
-                    )
+                client.flush()  # Submit any pending events
 
         if cls._executor:
             try: