Forgot to add textbook directory

textbook/models.py

+from django.db import models
+
+# Create your models here.

textbook/tests.py

+"""
+This file demonstrates writing tests using the unittest module. These will pass
+when you run "manage.py test".
+
+Replace this with more appropriate tests for your application.
+"""
+
+from django.test import TestCase
+
+
+class SimpleTest(TestCase):
+    def test_basic_addition(self):
+        """
+        Tests that 1 + 1 always equals 2.
+        """
+        self.assertEqual(1 + 1, 2)

textbook/views.py

+from djangomako.shortcuts import render_to_response, render_to_string
+from django.shortcuts import redirect
+import os
+from django.conf import settings
+from django.http import Http404
+
+# We don't do subdirectories to reduce odds of possible future
+# security issues. Feel free to re-add them if needed -- just make
+# sure things like /../../etc/passwd are handled okay. 
+
+valid_files=os.listdir(settings.TEXTBOOK_DIR)
+
+def index(request, filename): 
+    if filename in valid_files:
+        text=open(settings.TEXTBOOK_DIR+filename).read()
+        return render_to_response('textbook.html',{'text':text})
+    else:
+        raise Http404