def histogram(module, name, value):
"""
Record a value in a histogram:
::
histogram(__name__, 'my_histogram', len(queue))
"""
histogram = get_metric('histograms', module, name, Histogram())
histogram.update(value)
def histogram():
reservoir = mock.create_autospec(Reservoir)
histogram = Histogram()
histogram.reservoir = reservoir
return histogram
def __init__(self, duration_units):
self.meter = Meter()
self.histogram = Histogram()
self.duration_units = duration_units
