def __init__(self, numpix, **kwargs_single_band):
"""
:param numpix: number of pixels per axis in the simulation to be modelled
:param kwargs_single_band: keyword arguments used to create instance of SingleBand class
"""
self.numpix = numpix
SingleBand.__init__(self, **kwargs_single_band)
def __init__(self, numpix, kwargs_pixel_grid=None, **kwargs_single_band):
"""
:param numpix: number of pixels per axis in the simulation to be modelled
:param kwargs_pixel_grid: if None, uses default pixel grid option
if defined, must contain keyword arguments PixelGrid() class
:param kwargs_single_band: keyword arguments used to create instance of SingleBand class
"""
self.numpix = numpix
if kwargs_pixel_grid is not None:
required_keys = [
'ra_at_xy_0', 'dec_at_xy_0', 'transform_pix2angle'
]
if not all(k in kwargs_pixel_grid for k in required_keys):
raise ValueError('Missing 1 or more required' +
'kwargs_pixel_grid parameters')
self._kwargs_pixel_grid = kwargs_pixel_grid
SingleBand.__init__(self, **kwargs_single_band)