def uvcontsub(vis, field, fitspw, excludechans, combine, solint, fitorder, spw,
want_cont):
if ParallelTaskHelper.isParallelMS(vis):
helper = ParallelTaskHelper('uvcontsub', locals())
helper._consolidateOutput = False
retVar = helper.go()
# Gather the list of continuum subtraction-SubMSs
cont_subMS_list = []
contsub_subMS_list = []
for subMS in retVar:
if retVar[subMS]:
cont_subMS_list.append(subMS + ".cont")
contsub_subMS_list.append(subMS + ".contsub")
if len(cont_subMS_list) <= 0:
casalog.post("No continuum-subtracted sub-MSs for concatenation",
"SEVERE")
return False
# We have to sort the list because otherwise it
# depends on the time the engines dispatches their sub-MSs
cont_subMS_list.sort()
contsub_subMS_list.sort()
# deal with the pointing table
auxfile = "uvcontsub_aux2_" + str(time.time())
pnrows = 0
try:
mytb.open(vis + '/POINTING')
pnrows = mytb.nrows()
mytb.close()
if (pnrows > 0):
shutil.copytree(os.path.realpath(vis + '/POINTING'), auxfile)
except Exception, instance:
casalog.post(
"Error handling POINTING table %s: %s" %
(vis + '/POINTING', str(instance)), 'SEVERE')
if want_cont:
try:
virtualconcat(concatvis=helper._arg['vis'] + ".cont",
vis=cont_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post(
"Error concatenating continuum sub-MSs %s: %s" %
(str(cont_subMS_list), str(instance)), 'SEVERE')
def uvcontsub(vis, field, fitspw, excludechans, combine, solint, fitorder, spw, want_cont):
if ParallelTaskHelper.isParallelMS(vis):
helper = ParallelTaskHelper('uvcontsub', locals())
helper._consolidateOutput = False
retVar = helper.go()
# Gather the list of continuum subtraction-SubMSs
cont_subMS_list = []
contsub_subMS_list = []
for subMS in retVar:
if retVar[subMS]:
cont_subMS_list.append(subMS + ".cont")
contsub_subMS_list.append(subMS + ".contsub")
if len(cont_subMS_list) <= 0:
casalog.post("No continuum-subtracted sub-MSs for concatenation","SEVERE")
return False
# We have to sort the list because otherwise it
# depends on the time the engines dispatches their sub-MSs
cont_subMS_list.sort()
contsub_subMS_list.sort()
# deal with the pointing table
auxfile = "uvcontsub_aux2_"+str(time.time())
pnrows = 0
try:
mytb.open(vis+'/POINTING')
pnrows = mytb.nrows()
mytb.close()
if(pnrows>0):
shutil.copytree(os.path.realpath(vis+'/POINTING'), auxfile)
except Exception, instance:
casalog.post("Error handling POINTING table %s: %s" %
(vis+'/POINTING',str(instance)),'SEVERE')
if want_cont:
try:
virtualconcat(concatvis=helper._arg['vis'] + ".cont",vis=cont_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post("Error concatenating continuum sub-MSs %s: %s" %
(str(cont_subMS_list),str(instance)),'SEVERE')
casalog.post(
"Error handling POINTING table %s: %s" %
(vis + '/POINTING', str(instance)), 'SEVERE')
if want_cont:
try:
virtualconcat(concatvis=helper._arg['vis'] + ".cont",
vis=cont_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post(
"Error concatenating continuum sub-MSs %s: %s" %
(str(cont_subMS_list), str(instance)), 'SEVERE')
try:
virtualconcat(concatvis=helper._arg['vis'] + ".contsub",
vis=contsub_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post(
"Error concatenating continuum-subtracted sub-MSs %s: %s" %
(str(contsub_subMS_list), str(instance)), 'SEVERE')
# Remove continuum subtraction-SubMSs
if want_cont:
for subMS in cont_subMS_list:
if (os.system("rm -rf " + subMS) != 0):
casalog.post(
"Problem removing continuum sub-MS %s into working directory"
% (subMS), 'SEVERE')
for subMS in contsub_subMS_list:
if (os.system("rm -rf " + subMS) != 0):
mytb.close()
if(pnrows>0):
shutil.copytree(os.path.realpath(vis+'/POINTING'), auxfile)
except Exception, instance:
casalog.post("Error handling POINTING table %s: %s" %
(vis+'/POINTING',str(instance)),'SEVERE')
if want_cont:
try:
virtualconcat(concatvis=helper._arg['vis'] + ".cont",vis=cont_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post("Error concatenating continuum sub-MSs %s: %s" %
(str(cont_subMS_list),str(instance)),'SEVERE')
try:
virtualconcat(concatvis=helper._arg['vis'] + ".contsub",vis=contsub_subMS_list,
copypointing=False)
except Exception, instance:
casalog.post("Error concatenating continuum-subtracted sub-MSs %s: %s" %
(str(contsub_subMS_list),str(instance)),'SEVERE')
# Remove continuum subtraction-SubMSs
if want_cont:
for subMS in cont_subMS_list:
if (os.system("rm -rf " + subMS ) != 0):
casalog.post("Problem removing continuum sub-MS %s into working directory" % (subMS),'SEVERE')
for subMS in contsub_subMS_list:
if (os.system("rm -rf " + subMS ) != 0):
casalog.post("Problem removing continuum-subtracted sub-MS %s into working directory" % (subMS),'SEVERE')
if(pnrows>0): # put back the POINTING table
casalog.post("Restoring the POINTING table ...",'NORMAL')
