init

2026-02-12 23:22:11 +08:00
parent 7b09eb3d89
commit 89660bba4e
5988 changed files with 2517516 additions and 0 deletions
@@ -0,0 +1,35 @@
+from __future__ import absolute_import
+
+import sys
+
+
+class MetricConfig(object):
+    """Configuration values for metrics"""
+    __slots__ = ('quota', '_samples', 'event_window', 'time_window_ms', 'tags')
+
+    def __init__(self, quota=None, samples=2, event_window=sys.maxsize,
+                 time_window_ms=30 * 1000, tags=None):
+        """
+        Arguments:
+            quota (Quota, optional): Upper or lower bound of a value.
+            samples (int, optional): Max number of samples kept per metric.
+            event_window (int, optional): Max number of values per sample.
+            time_window_ms (int, optional): Max age of an individual sample.
+            tags (dict of {str: str}, optional): Tags for each metric.
+        """
+        self.quota = quota
+        self._samples = samples
+        self.event_window = event_window
+        self.time_window_ms = time_window_ms
+        # tags should be OrderedDict (not supported in py26)
+        self.tags = tags if tags else {}
+
+    @property
+    def samples(self):
+        return self._samples
+
+    @samples.setter
+    def samples(self, value):
+        if value < 1:
+            raise ValueError('The number of samples must be at least 1.')
+        self._samples = value