def limit_by_acceptance_angle(self):
    ' Limit the data to the acceptance angle of the analyser '
    self.angle_limited = self._limit_by_constant_angle(self.centered_data, self.acceptance_angle)
Limit the data to the acceptance angle of the analyser
def limit_by_acceptance_angle(self):
    '  '
    self.angle_limited = self._limit_by_constant_angle(self.centered_data, self.acceptance_angle)