1 files changed, 1 insertions, 1 deletions
diff --git a/test/M4/M4COMSTR.py b/test/M4/M4COMSTR.py
index 1425f5c..1b5bd35 100644
--- a/test/M4/M4COMSTR.py
+++ b/test/M4/M4COMSTR.py
@@ -42,7 +42,7 @@ import sys
 outfile = open(sys.argv[1], 'wb')
 for f in sys.argv[2:]:
     infile = open(f, 'rb')
-    for l in filter(lambda l: l != '/*m4*/\\n', infile.readlines()):
+    for l in [l for l in infile.readlines() if l != '/*m4*/\\n']:
         outfile.write(l)
 sys.exit(0)
 """)