task_sdlist.py

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import os
from taskinit import *

import asap as sd
import sdutil

def sdlist(infile, antenna, scanaverage, outfile, overwrite):

    casalog.origin('sdlist')
    
    try:
        worker = sdlist_worker(**locals())
        worker.initialize()
        worker.execute()
        worker.finalize()

    except Exception, instance:
        sdutil.process_exception(instance)
        raise Exception, instance

class sdlist_worker(sdutil.sdtask_template):
    def __init__(self, **kwargs):
        super(sdlist_worker,self).__init__(**kwargs)

    def initialize_scan(self):
        self.scan = sd.scantable(self.infile, average=self.scanaverage, antenna=self.antenna)

    def execute(self):
        self.scan._summary(self.outfile)