arte/atmo/cn2_profile.py
def airmass(self):
        '''
        Returns
        -------
        airmass: float
            airmass at specified zenith angle
        '''
        return self._airmass * u.dimensionless_unscaled

        Returns
        -------
        airmass: float
            airmass at specified zenith angle
        
Returns
airmass: float
airmass at specified zenith angle
Returns airmass : float airmass at specified zenith angle
def airmass(self):
        return self._airmass * u.dimensionless_unscaled
def airmass ( self ) : return self . _airmass * u . dimensionless_unscaled
Returns
airmass: float
airmass at specified zenith angle
Returns airmass : float airmass at specified zenith angle
'''
        Returns
        -------
        airmass: float
            airmass at specified zenith angle
        '''
self