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Neater implementation of metric render methods by pulling out 'render' as a base method that calls self.render_item
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@ -36,8 +36,15 @@ class BaseMetric(object):
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return not len(self.keys)
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def _render_key(self, values):
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if self.is_scalar():
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return ""
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# TODO: some kind of value escape
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return ",".join(["%s=%s" % kv for kv in zip(self.keys, values)])
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return "{%s}" % (
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",".join(["%s=%s" % kv for kv in zip(self.keys, values)])
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)
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def render(self):
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return map_concat(self.render_item, sorted(self.counts.keys()))
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class CounterMetric(BaseMetric):
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@ -69,12 +76,8 @@ class CounterMetric(BaseMetric):
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def fetch(self):
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return dict(self.counts)
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def render(self):
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if self.is_scalar():
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return ["%s %d" % (self.name, self.counts[()])]
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return ["%s{%s} %d" % (self.name, self._render_key(k), self.counts[k])
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for k in sorted(self.counts.keys())]
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def render_item(self, k):
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return ["%s%s %d" % (self.name, self._render_key(k), self.counts[k])]
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class CallbackMetric(BaseMetric):
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@ -93,7 +96,7 @@ class CallbackMetric(BaseMetric):
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if self.is_scalar():
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return ["%s %d" % (self.name, value)]
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return ["%s{%s} %d" % (self.name, self._render_key(k), value[k])
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return ["%s%s %d" % (self.name, self._render_key(k), value[k])
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for k in sorted(value.keys())]
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@ -121,18 +124,12 @@ class TimerMetric(CounterMetric):
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else:
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self.times[values] += msec
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def render(self):
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if self.is_scalar():
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return ["%s:count %d" % (self.name, self.counts[()]),
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"%s:msec %d" % (self.name, self.times[()])]
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def render_item(self, k):
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keystr = self._render_key(k)
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def render_item(k):
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keystr = self._render_key(k)
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return ["%s%s:count %d" % (self.name, keystr, self.counts[k]),
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"%s%s:msec %d" % (self.name, keystr, self.times[k])]
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return ["%s{%s}:count %d" % (self.name, keystr, self.counts[k]),
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"%s{%s}:msec %d" % (self.name, keystr, self.times[k])]
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return map_concat(render_item, sorted(self.counts.keys()))
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class CacheMetric(object):
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