parameters: (function)
docstring: Declare parameters that participate in the fitting
      :param function: instance of StretchedExpFT or PrimStretchedExpFT
docstring_summary: Declare parameters that participate in the fitting
      :param function: instance of StretchedExpFT or PrimStretchedExpFT
docstring_tokens: Declare parameters that participate in the fitting : param function : instance of StretchedExpFT or PrimStretchedExpFT
function: def init(function):
      """Declare parameters that participate in the fitting
      :param function: instance of StretchedExpFT or PrimStretchedExpFT
      """
      # Active fitting parameters
      function.declareParameter('Height', 0.1, 'Intensity at the origin')
      function.declareParameter('Tau', 100.0, 'Relaxation time')
      function.declareParameter('Beta', 1.0, 'Stretching exponent')
      function.declareParameter('Centre', 0.0, 'Centre of the peak')
      # Keep order in which parameters are declared. Should be a class
      # variable but we initialize it just below parameter declaration
      function._parmList = ['Height', 'Tau', 'Beta', 'Centre']
function_tokens: def init ( function ) : # Active fitting parameters function . declareParameter ( 'Height' , 0.1 , 'Intensity at the origin' ) function . declareParameter ( 'Tau' , 100.0 , 'Relaxation time' ) function . declareParameter ( 'Beta' , 1.0 , 'Stretching exponent' ) function . declareParameter ( 'Centre' , 0.0 , 'Centre of the peak' ) # Keep order in which parameters are declared. Should be a class # variable but we initialize it just below parameter declaration function . _parmList = [ 'Height' , 'Tau' , 'Beta' , 'Centre' ]