diff --git a/fizzbuzz.py b/fizzbuzz.py
new file mode 100644
index 0000000..6023386
--- /dev/null
+++ b/fizzbuzz.py
@@ -0,0 +1,11 @@
+def fb(a):
+
+    r=""
+
+    if a%3==0:r+= "Fizz"
+
+    if a%5==0:r+= "Buzz"
+
+    if r=="":r+=str(a)
+
+    return r
diff --git a/fizzbuzz_test.py b/fizzbuzz_test.py
new file mode 100644
index 0000000..5aa54bb
--- /dev/null
+++ b/fizzbuzz_test.py
@@ -0,0 +1,15 @@
+import unittest
+
+from fizzbuzz import fb
+
+class TestFB(unittest.TestCase):
+
+    def test_fb(self):
+
+        self.assertEqual(fb(1),"1")
+
+        self.assertEqual(fb(3),"Fizz")
+
+        self.assertEqual(fb(5),"Buzz")
+
+        self.assertEqual(fb(15),"FizzBuzz")