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-rwxr-xr-xastro/oskar/wsclean.py15
1 files changed, 9 insertions, 6 deletions
diff --git a/astro/oskar/wsclean.py b/astro/oskar/wsclean.py
index cdd21ba..5077ee2 100755
--- a/astro/oskar/wsclean.py
+++ b/astro/oskar/wsclean.py
@@ -32,7 +32,7 @@ def printlog(msg, logfile=None, **kwargs):
print(msg, file=f, **kwargs)
-def wsclean(args, dryrun=False, logfile=None):
+def wsclean(args, dryrun=False, logfile=None, tmproot=None):
"""
Run the WSClean imager with the provided arguments.
@@ -44,7 +44,7 @@ def wsclean(args, dryrun=False, logfile=None):
* A randomly generated temporary directory is specified, to avoid the
conflict when running multiple WSClean's on the same MeasurementSet.
"""
- tmpdir = tempfile.TemporaryDirectory()
+ tmpdir = tempfile.TemporaryDirectory(dir=tmproot)
cmd = [
WSCLEAN_BIN, "-temp-dir", tmpdir.name,
] + [str(arg) for arg in args] # NOTE: Convert all arguments to strings
@@ -81,7 +81,7 @@ def main():
"to the WSClean binary")
parser.add_argument("-a", "--args", dest="args",
help="additional arguments for WSClean, " +
- "in a quoted string separated by space, e.g.," +
+ "in a quoted string separated by space, e.g., " +
"' -simulate-noise 0.001' (NOTE the beginning space!)")
parser.add_argument("-d", "--dirty", dest="dirty", action="store_true",
help="only create the dirty image by overriding " +
@@ -124,9 +124,9 @@ def main():
help="Briggs robustness parameter (default: 0); " +
"-1 (uniform) -> 1 (natural)")
parser.add_argument("-#", "--niter", dest="niter",
- type=float, default=5e5,
+ type=float, default=1e6,
help="maximum number of CLEAN iterations " +
- "(default: 500,000)")
+ "(default: 1,000,000)")
parser.add_argument("--gain", dest="gain", type=float, default=0.1,
help="CLEAN gain for each minor iteration " +
"(default: 0.1)")
@@ -146,6 +146,8 @@ def main():
parser.add_argument("--fit-spec-order", dest="fit_spec_order", type=int,
help="do joined-channel CLEAN by fitting the " +
"spectra with [order] polynomial in normal-space")
+ parser.add_argument("--tmp-root", dest="tmproot",
+ help="root of the temporary directory")
#
exgrp = parser.add_mutually_exclusive_group()
exgrp.add_argument("-S", "--threshold-nsigma", dest="threshold_nsigma",
@@ -239,7 +241,8 @@ def main():
logfilename = nameprefix + "-wsclean.log"
logfile = open(logfilename, "w")
logfile.write(" ".join(sys.argv) + "\n")
- wsclean(cmdargs, dryrun=args.dryrun, logfile=logfile)
+ wsclean(cmdargs, dryrun=args.dryrun, logfile=logfile,
+ tmproot=args.tmproot)
if args.dirty and not args.dryrun:
# Remove the output "-image" since it is identical to "-dirty"