ned / cog / changeset / fa077e830331

@@ -333,15 +333,16 @@ class Cog(Redirectable):
         sFileIn = fname or ''
         sFileOut = fname or ''
         fInToClose = fOutToClose = None
         # Convert filenames to files.
         if isinstance(fIn, types.StringTypes):
             # Open the input file.
             sFileIn = fIn
-            fIn = open(fIn, 'r')
+            fIn = fInToClose = open(fIn, 'r')
         if isinstance(fOut, types.StringTypes):
             # Open the output file.
             sFileOut = fOut
-            fOut = open(fOut, self.sOutputMode)
+            fOut = fOutToClose = open(fOut, self.sOutputMode)
         fIn = NumberedFileReader(fIn)
@@ -479,6 +480,11 @@ class Cog(Redirectable):
         if not bSawCog and self.options.bWarnEmpty:
             self.showWarning("no cog code found in %s" % sFileIn)
         if fInToClose:
             fInToClose.close()
         if fOutToClose:
             fOutToClose.close()
     # A regex for non-empty lines, used by suffixLines.
     reNonEmptyLines = re.compile("^\s*\S+.*$", re.MULTILINE)