def histogram(self, type=type, TupleType=type(())):
"""Return a mapping which provides a histogram of the number of
elements found at each point in the index."""
histogram = IIBucket()
for (key, value) in self._index.items():
if type(value) is TupleType: entry=1
else: entry = len(value)
histogram[entry] = histogram.get(entry, 0) + 1
return histogram
def histogram(self, type=type, TupleType=type(())):
"""Return a mapping which provides a histogram of the number of
elements found at each point in the index."""
histogram = IIBucket()
for (key, value) in self._index.items():
if type(value) is TupleType: entry = 1
else: entry = len(value)
histogram[entry] = histogram.get(entry, 0) + 1
return histogram
