=== modified file 'bin/fslist.py'
--- bin/fslist.py	2018-11-21 15:51:58 +0000
+++ bin/fslist.py	2018-11-21 15:48:47 +0000
@@ -127,12 +127,9 @@
         elif size > args.max_line_length:
             # Always use the multiline form for larger files
             mm = mmap.mmap(f.fileno(), 0, mmap.MAP_PRIVATE)
-            try:
-                flags = ('n' if mm[-1] == '\n' else 'N')
-                out.statement('C%s\t' % flags, '')
-                out.indent_copy(mm)
-            finally:
-                mm.close()
+            flags = ('n' if mm[-1] == '\n' else 'N')
+            out.statement('C%s\t' % flags, '')
+            out.indent_copy(mm)
         else:
             content = f.read()
             flags = 'N'