replace src/analysis with execution from src/lib/plots and move unused scripts to utils

utils/get_cdelt.py

@@ -0,0 +1,47 @@
+#!/usr/bin/python
+
+def main(infiles=None):
+    """
+    Retrieve native spatial resolution from given observation.
+    """
+    from os.path import join as path_join
+    from warnings import catch_warnings, filterwarnings
+    from astropy.io.fits import getheader
+    from astropy.wcs import WCS, FITSFixedWarning
+    from numpy.linalg import eig
+
+    if infiles is None:
+        print("Usage: \"python get_cdelt.py -f infiles\"")
+        return 1
+    prod = [["/".join(filepath.split('/')[:-1]), filepath.split('/')[-1]] for filepath in infiles]
+    data_folder = prod[0][0]
+    infiles = [p[1] for p in prod]
+
+    cdelt = {}
+    size = {}
+    for currfile in infiles:
+        with catch_warnings():
+            filterwarnings('ignore', message="'datfix' made the change", category=FITSFixedWarning)
+            wcs = WCS(getheader(path_join(data_folder, currfile))).celestial
+        key = currfile[:-5]
+        size[key] = wcs.array_shape
+        if wcs.wcs.has_cd():
+            cdelt[key] = eig(wcs.wcs.cd)[0]*3600.
+        else:
+            cdelt[key] = wcs.wcs.cdelt*3600.
+
+    print("Image name, native resolution in arcsec and shape")
+    for currfile in infiles:
+        key = currfile[:-5]
+        print(key, cdelt[key], size[key])
+
+    return 0
+
+
+if __name__ == "__main__":
+    import argparse
+
+    parser = argparse.ArgumentParser(description='Query MAST for target products')
+    parser.add_argument('-f', '--files', metavar='path', required=False, nargs='*', help='the full or relative path to the data products', default=None)
+    args = parser.parse_args()
+    exitcode = main(infiles=args.files)