code: def get_title(self):
          
          def fformat(x):  # float format
              if isinstance(x, (list, tuple)):
                  return '[{0}]'.format(', '.join(map(fformat, x)))
              if isinstance(x, Quantity):
                  x = x.value
              elif isinstance(x, str):
                  warnings.warn('WARNING: fformat called with a' +
                                ' string. This has ' +
                                'been depricated and may disappear ' +
                                'in a future release.')
                  x = float(x)
              return '{0:.2f}'.format(x)
  
          bits = [('Q', fformat(self.result.q))]
          bits.append(('tres', '{:.3g}'.format(self.qxfrm_args['tres'])))
          if self.qxfrm_args.get('qrange'):
              bits.append(('q-range', fformat(self.qxfrm_args['qrange'])))
          if self.qxfrm_args['whiten']:
              bits.append(('whitened',))
          bits.extend([
              ('f-range', fformat(self.result.yspan)),
              ('e-range', '[{:.3g}, {:.3g}]'.format(self.result.min(),
                                                    self.result.max())),
          ])
          return ', '.join([': '.join(bit) for bit in bits])
docs: Default title for plot