diff --git a/tests/seq.py b/tests/seq.py
new file mode 100644
--- /dev/null
+++ b/tests/seq.py
@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+#
+# A portable replacement for 'seq'
+#
+# Usage:
+#   seq STOP              [1, STOP] stepping by 1
+#   seq START STOP        [START, STOP] stepping by 1
+#   seq START STEP STOP   [START, STOP] stepping by STEP
+
+import sys
+
+start = 1
+if len(sys.argv) > 2:
+    start = int(sys.argv[1])
+
+step = 1
+if len(sys.argv) > 3:
+    step = int(sys.argv[2])
+
+stop = int(sys.argv[-1]) + 1
+
+for i in xrange(start, stop, step):
+    print i