quantlib.termstructures.volatility.swaption.spreaded\_swaption\_vol.SpreadedSwaptionVolatility
==============================================================================================

.. currentmodule:: quantlib.termstructures.volatility.swaption.spreaded_swaption_vol

.. autoclass:: SpreadedSwaptionVolatility
   :members:
   :show-inheritance:

   
   .. automethod:: __init__

   
   .. rubric:: Methods

   .. autosummary::


   
      ~SpreadedSwaptionVolatility.__init__
      ~SpreadedSwaptionVolatility.black_variance
      ~SpreadedSwaptionVolatility.option_date_from_tenor
      ~SpreadedSwaptionVolatility.shift
      ~SpreadedSwaptionVolatility.smile_section
      ~SpreadedSwaptionVolatility.time_from_reference
      ~SpreadedSwaptionVolatility.volatility
   
   

   
   
   .. rubric:: Attributes

   .. autosummary::

   
      ~SpreadedSwaptionVolatility.calendar
      ~SpreadedSwaptionVolatility.extrapolation
      ~SpreadedSwaptionVolatility.reference_date
      ~SpreadedSwaptionVolatility.settlement_days
      ~SpreadedSwaptionVolatility.volatility_type