def visgen(self, mpi=1):
if self.spec_file is None:
raise _InputError('No oobs file')
if self.vis_in is None and self.oobs is None:
raise _InputError('Neither uvgrid file nor oob source list exist.',
self.visgen.__name__, self.name)
else:
print '# visgen: ' + self.name
maps.visgen(self.name, self.spec_file, oobs=self.oobs,
uvgrid=self.vis_in, mpi=mpi, site=self.site)
self.vis_out = self.name + '.vis'
self.vislog = self.name + '.vislog'
self.update_spec()
self.append_log('# $> visgen()\n'
'# >>>> visgen visibility: {0}\n'
'# >>>> visgen log file: {1}\n'
.format(self.vis_out, self.vislog))
