%feature("docstring") OT::HistogramFactory
"Histogram factory.

Available constructor:
    HistogramFactory()

Notes
-----
The bandwidth is the AMISE-optimal one: 

.. math::

    h = \displaystyle \frac{(24\sqrt{\pi})^{1/3} \sigma_n}{n^{1/3}}

where :math:`\sigma_n^2` is the non biaised variance of the data.
The range is :math:`[min(data), max(data)]`

See also
--------
DistributionFactory, Histogram"
