Fix order

README.md

@@ -6,49 +6,49 @@ This repository contains all the code examples as IPython notebooks.
 
 ### 1. Getting started with IPython
 
-* [1.5. Ten Jupyter/IPython essentials](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter1/15-ten.ipynb)
 * 1.1. What are Python, IPython, and Jupyter?
+* 1.2. Installing Python with Anaconda
 * 1.3. Introducing the Notebook
-* 1.6. Summary
 * [1.4. A crash course on Python](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter1/14-python.ipynb)
-* 1.2. Installing Python with Anaconda
+* [1.5. Ten Jupyter/IPython essentials](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter1/15-ten.ipynb)
+* 1.6. Summary
 
 ### 2. Interactive data analysis with pandas
 
-* [2.2. Manipulating data](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter2/22-manipulating.ipynb)
 * [2.1. Exploring a dataset in the Notebook](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter2/21-exploring.ipynb)
-* 2.4. Summary
+* [2.2. Manipulating data](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter2/22-manipulating.ipynb)
 * [2.3. Complex operations](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter2/23-groupby.ipynb)
+* 2.4. Summary
 
 ### 3. Numerical computing with NumPy
 
-* [3.4. Computing with NumPy arrays](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/34-computing.ipynb)
-* 3.5. Summary
 * [3.1. A primer to vector computing](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/31-primer.ipynb)
-* [3.3. Basic array manipulations](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/33-basic.ipynb)
 * [3.2. Creating and loading arrays](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/32-creating.ipynb)
+* [3.3. Basic array manipulations](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/33-basic.ipynb)
+* [3.4. Computing with NumPy arrays](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter3/34-computing.ipynb)
+* 3.5. Summary
 
 ### 4. Interactive plotting and Graphical Interfaces
 
-* 4.4. Further plotting and visualization libraries
 * [4.1. Choosing a plotting backend](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter4/41-notebook.ipynb)
 * [4.2. matplotlib and seaborn essentials](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter4/42-mpl.ipynb)
-* 4.5. Summary
 * [4.3. Image processing](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter4/43-image.ipynb)
+* 4.4. Further plotting and visualization libraries
+* 4.5. Summary
 
 ### 5. High-performance and parallel computing
 
-* [5.3. Distributing tasks on several cores with IPython.parallel](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter5/53-parallel.ipynb)
+* [5.1. Accelerating Python code with Numba](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter5/51-numba.ipynb)
 * [5.2. Writing C in Python with Cython](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter5/52-cython.ipynb)
+* [5.3. Distributing tasks on several cores with IPython.parallel](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter5/53-parallel.ipynb)
 * 5.4. Further high-performance computing techniques
-* [5.1. Accelerating Python code with Numba](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter5/51-numba.ipynb)
 * 5.5. Summary
 
 ### 6. Customizing IPython
 
-* [6.3. Displaying rich HTML elements in the Notebook](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/63-rich.ipynb)
-* 6.5. Summary
+* [6.1. Creating a custom magic command in an IPython extension](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/61-magic.ipynb)
 * [6.2. Writing a new Jupyter kernel](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/62-kernel.ipynb)
+* [6.3. Displaying rich HTML elements in the Notebook](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/63-rich.ipynb)
 * [6.4. Customizing the Notebook interface with JavaScript](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/64-nbapp.ipynb)
-* [6.1. Creating a custom magic command in an IPython extension](http://nbviewer.ipython.org/github/ipython-books/minibook-2nd-code/blob/master/chapter6/61-magic.ipynb)
+* 6.5. Summary
 

utils/gentoc.py

@@ -30,7 +30,7 @@ def _iter_chapters(root):
 
 
 def _iter_notebooks(chapter_path):
-    for file in os.listdir(chapter_path):
+    for file in sorted(os.listdir(chapter_path)):
         if file.endswith('.ipynb'):
             with open(op.join(chapter_path, file), 'r') as f:
                 text = f.read()