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-rw-r--r--synapse/metrics/__init__.py6
1 files changed, 2 insertions, 4 deletions
diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py
index 9cf31f96b3..087a49d65d 100644
--- a/synapse/metrics/__init__.py
+++ b/synapse/metrics/__init__.py
@@ -22,8 +22,6 @@ import threading
 import time
 from typing import Callable, Dict, Iterable, Optional, Tuple, Union
 
-import six
-
 import attr
 from prometheus_client import Counter, Gauge, Histogram
 from prometheus_client.core import (
@@ -83,7 +81,7 @@ class LaterGauge(object):
             return
 
         if isinstance(calls, dict):
-            for k, v in six.iteritems(calls):
+            for k, v in calls.items():
                 g.add_metric(k, v)
         else:
             g.add_metric([], calls)
@@ -194,7 +192,7 @@ class InFlightGauge(object):
             gauge = GaugeMetricFamily(
                 "_".join([self.name, name]), "", labels=self.labels
             )
-            for key, metrics in six.iteritems(metrics_by_key):
+            for key, metrics in metrics_by_key.items():
                 gauge.add_metric(key, getattr(metrics, name))
             yield gauge