mgr/prometheus: don't store exception as e

Python's logging module's exception() method will log the full exception
and stack trace for us, so we do not need to store the exception in the
"e" variable here.

Signed-off-by: Ken Dreyer <kdreyer@redhat.com>
(cherry picked from commit a17c603effd3367dc64c87a1d6c53d6d3d794fc7)

diff --git a/src/pybind/mgr/prometheus/module.py b/src/pybind/mgr/prometheus/module.py
index cdce0abb6b7a871d074c617b95ace6286f952a53..a1496a9f69e447cdcc02456eaab1451100fae5ca 100644 (file)
--- a/src/pybind/mgr/prometheus/module.py
+++ b/src/pybind/mgr/prometheus/module.py
@@ -194,7 +194,7 @@ class MetricCollectionThread(threading.Thread):
 
                 try:
                     data = self.mod.collect()
-                except Exception as e:
+                except:
                     # Log any issues encountered during the data collection and continue
                     self.mod.log.exception("failed to collect metrics:")
                     self.event.wait(self.mod.scrape_interval)