init

2026-02-12 23:22:11 +08:00
parent 7b09eb3d89
commit 89660bba4e
5988 changed files with 2517516 additions and 0 deletions
@@ -0,0 +1,26 @@
+from __future__ import absolute_import
+
+from kafka.metrics.stats.sampled_stat import AbstractSampledStat
+
+
+class Avg(AbstractSampledStat):
+    """
+    An AbstractSampledStat that maintains a simple average over its samples.
+    """
+    __slots__ = ('_initial_value', '_samples', '_current')
+
+    def __init__(self):
+        super(Avg, self).__init__(0.0)
+
+    def update(self, sample, config, value, now):
+        sample.value += value
+
+    def combine(self, samples, config, now):
+        total_sum = 0
+        total_count = 0
+        for sample in samples:
+            total_sum += sample.value
+            total_count += sample.event_count
+        if not total_count:
+            return 0
+        return float(total_sum) / total_count