/usr/lib/python2.7/dist-packages/monascastatsd/counter.py is in python-monasca-statsd 1.9.0-0ubuntu1.
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from monascastatsd import metricbase
class Counter(metricbase.MetricBase):
def __init__(self, name, connection, dimensions=None):
super(self.__class__, self).__init__(name=name,
connection=connection,
dimensions=dimensions)
def increment(self, value=1, dimensions=None, sample_rate=1):
"""Increment a counter, optionally setting a value, dimensions
and a sample rate.
>>> monascastatsd.increment()
>>> monascastatsd.increment(12)
"""
self._report_change(dimensions, sample_rate, value)
def decrement(self, value=1, dimensions=None, sample_rate=1):
"""Decrement a counter, optionally setting a value, dimensions and a
sample rate.
>>> monascastatsd.decrement()
>>> monascastatsd.decrement(2)
"""
self._report_change(dimensions, sample_rate, -value)
def _report_change(self, dimensions, sample_rate, value):
self._connection.report(metric=self._name,
metric_type='c',
value=value,
dimensions=self.update_dimensions(dimensions),
sample_rate=sample_rate)
def __add__(self, value):
"""Increment the counter with `value`
:keyword value: The value to add to the counter
:type value: int
"""
self.increment(value=value)
return self
def __sub__(self, value):
"""Decrement the counter with `value`
:keyword value: The value to remove from the counter
:type value: int
"""
self.decrement(value=value)
return self
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