diff --git a/src/frange.py b/src/frange.py
new file mode 100644
index 0000000..797b761
--- /dev/null
+++ b/src/frange.py
@@ -0,0 +1,22 @@
+# http://code.activestate.com/recipes/66472/
+
+def frange(start, end=None, inc=None):
+    "A range function, that does accept float increments..."
+
+    if end == None:
+        end = start + 0.0
+        start = 0.0
+
+    if inc == None:
+        inc = 1.0
+
+    L = []
+    while 1:
+        next = start + len(L) * inc
+        if inc > 0 and next >= end:
+            break
+        elif inc < 0 and next <= end:
+            break
+        L.append(next)
+        
+    return L