test_testing_support.py 文件源码

def createVis(self, config, dec=-35.0, rmax=None):
        self.config = create_named_configuration(config, rmax=rmax)
        self.phasecentre = SkyCoord(ra=+15 * u.deg, dec=dec * u.deg, frame='icrs', equinox='J2000')
        self.vis = create_visibility(self.config, self.times, self.frequency,
                                     channel_bandwidth=self.channel_bandwidth,
                                     phasecentre=self.phasecentre, weight=1.0,
                                     polarisation_frame=PolarisationFrame('stokesI'))