casa6

import re

​

from casatasks.private.casa_transition import is_CASA6

if is_CASA6:

    from casatasks import casalog

    from casatools import ms as mstool

    from casatools import mstransformer as mttool

    from casatools import quanta, table

    from .mstools import write_history

    from .parallel.parallel_data_helper import ParallelDataHelper

    from . import flaghelper as fh

    from .update_spw import update_spwchan

    from .callibrary import callibrary

else:

    from taskinit import casalog

    from taskinit import mttool

    from taskinit import mstool

    from taskinit import tbtool as table

    from taskinit import qatool as quanta

    from mstools import write_history

    from parallel.parallel_data_helper import ParallelDataHelper

    import flaghelper as fh

    from update_spw import update_spwchan

    from callibrary import callibrary

​

qa = quanta()

​

"""

The following code is based on the mstransform code, with

task name and some task parameters modified.

To minimise code modification, the parameters used by

mstransform but not by sdpolaverage are kept and the

default values for mstransform are given to them.

(CAS-12083, 2019/1/22 WK)

"""

​

​

def sdpolaverage(

        infile,

        datacolumn,

        antenna,

        field,

        spw,

        timerange,

        scan,

        intent,

        polaverage,

        outfile):

​

    # followings are parameters of mstransform but not used by sdpolaverage.

    # just putting default values

    vis = infile             # needed for ParallelDataHelper

    outputvis = outfile      # needed for ParallelDataHelper

    createmms = False

    separationaxis = "auto"

    numsubms = "auto"

    tileshape = [0]

    correlation = ""

    array = ""

    uvrange = ""

    observation = ""

    feed = ""

    realmodelcol = False