Fix bug (str with int)

Author: treyhunner

Intro to Python (Part 3).ipynb

@@ -1,7 +1,7 @@
 {
  "metadata": {
   "name": "",
-  "signature": "sha256:090bd45764be61922d095874a92e385fb08b14f59b1b8193872697edc2ea412d"
+  "signature": "sha256:5d30c1bf0ef6ef9e2875c27ac6be4114ed2b22ed413599126aed7462e53be2a6"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -279,7 +279,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "print \"We need to make \" + get_cupcake_count(10) + \" cupcakes.\""
+      "print \"We need to make \" + str(get_cupcake_count(10)) + \" cupcakes.\""
      ],
      "language": "python",
      "metadata": {},