X-Git-Url: https://code.communitydata.science/cdsc_reddit.git/blobdiff_plain/40d45637702fb51feb9f99ff7f6d71787af765ed..772f3a8fbd54c9d2c5e0d10889c272f44fef127a:/helper.py

diff --git a/helper.py b/helper.py
index 4dc6210..af87f71 100644
--- a/helper.py
+++ b/helper.py
@@ -17,16 +17,8 @@ def find_dumps(dumpdir, base_pattern):
     ext_priority = ['.zst','.xz','.bz2']
 
     for base, exts in dumpext.items():
-        found = False
-        if len(exts) == 1:
-            yield base + exts[0]
-            found = True
-        else:
-            for ext in ext_priority:
-                if ext in exts:
-                    yield base + ext
-                    found = True
-        assert(found == True)
+        ext = [ext for ext in ext_priority if ext in exts][0]
+        yield base + ext
 
 def open_fileset(files):
     for fh in files:
@@ -48,6 +40,8 @@ def open_input_file(input_filename):
         cmd = ["xzcat",'-dk', '-T 20',input_filename]
     elif re.match(r'.*\.zst',input_filename):
         cmd = ['zstd','-dck', input_filename]
+    elif re.match(r'.*\.gz',input_filename):
+        cmd = ['gzip','-dc', input_filename]
     try:
         input_file = Popen(cmd, stdout=PIPE).stdout
     except NameError as e: