From 8328a4d5208fa68fbc480631582fbd26522f501d Mon Sep 17 00:00:00 2001
From: DinoBektesevic <dinob@uw.edu>
Date: Thu, 14 Mar 2024 12:52:42 -0700
Subject: [PATCH] Fix wrong file extensions check in IC.

---
 .../fits_standardizers/fits_standardizer.py           | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/kbmod/standardizers/fits_standardizers/fits_standardizer.py b/src/kbmod/standardizers/fits_standardizers/fits_standardizer.py
index a83c82f70..b80107781 100644
--- a/src/kbmod/standardizers/fits_standardizers/fits_standardizer.py
+++ b/src/kbmod/standardizers/fits_standardizers/fits_standardizer.py
@@ -102,17 +102,18 @@ def resolveFromPath(cls, tgt):
         -----
         FileNotFoundError - when file doesn't exist
         """
+        resources = {}
         canProcess = False
 
         # nasty hack, should do better extensions
         fname = Path(tgt)
-        extensions = fname.suffixes
+        extensions = "".join(fname.suffixes)
 
         # if the extensions are empty, we don't think it's a FITS file
         if not extensions:
-            return False, {}
+            return False, resources
 
-        if extensions[-1] in cls.valid_extensions:
+        if extensions in cls.valid_extensions:
             try:
                 hdulist = fits.open(tgt)
             except OSError:
@@ -120,9 +121,11 @@ def resolveFromPath(cls, tgt):
                 # FileNotFoundError - bad file, let it raise
                 pass
             else:
+                # otherwise it's a success!
+                resources = {"hdulist": hdulist}
                 canProcess = True
 
-        return canProcess, {"hdulist": hdulist}
+        return canProcess, resources
 
     @classmethod
     def resolveTarget(cls, tgt):