Add version information for magenta installation

Chapter01/README.md

@@ -18,14 +18,22 @@ conda create --name magenta python=3.6
 conda activate magenta
 ```
 
-Then you can install Magenta and dependencies for the book with:
+Then you can install Magenta version 1.1.7 and the dependencies for the book using:
 
 ```bash
-# Install
-pip install magenta visual_midi
+pip install magenta==1.1.7 visual_midi tables
+```
+
+We're using version 1.1.7 for this code repository. You might be able to follow the examples using another version, but since Magenta's code changes quite a lot, imports might change depending on the version.
 
-# Test installation
+```bash
+# Check Magenta versoin
 python -c "import magenta; print(magenta.__version__)"
+## 1.1.7
+
+# Check Tensorflow versoin
+python -c "import tensorflow; print(tensorflow.__version__)"
+## 1.15.0
 ```
 
 ## Utility Scripts

Chapter02/README.md

@@ -4,6 +4,8 @@ This chapter will show you what many consider the foundation of music—percussi
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_02_example_01.py) or [notebook](notebook.ipynb)
 
 This example shows a basic Drums RNN generation with a hard coded primer. For the Python script, while in the Magenta environment (`conda activate magenta`):

Chapter03/README.md

@@ -4,6 +4,8 @@ This chapter will show the importance of Long Short-Term Memory (LSTM) networks
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_03_example_01.py) or [notebook](notebook.ipynb)
 
 This example shows a melody (monophonic) generation using the Melody RNN model and 3 configurations: basic, lookback and attention. For the Python script, while in the Magenta environment (`conda activate magenta`):

Chapter04/README.md

@@ -4,6 +4,8 @@ This chapter will show the importance of continuous latent space of Variational
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_04_example_01.py) or [notebook](notebook.ipynb)
 
 This example shows how to sample, interpolate and humanize a drums sequence using MusicVAE and various configurations. For the Python script, while in the Magenta environment (`conda activate magenta`):

Chapter05/README.md

@@ -18,6 +18,8 @@ We provide some sound samples and MIDI files for the examples.
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_05_example_01.py)
 
 This example shows how to use NSynth to interpolate between pairs of sounds.

Chapter06/README.md

@@ -14,6 +14,8 @@ python /path/to/the/pipeline/melody_rnn_pipeline_example.py --config="attention_
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 0](chapter_06_example_00.py)
 
 Extract techno (four on the floor) drum rhythms.

Chapter07/README.md

@@ -4,7 +4,7 @@ This chapter will show how to tune hyperparameters, like batch size, learning ra
 
 ## Code
 
-This chapter doesn't contain a lot of code, refer to the book for the content.
+This chapter doesn't contain a lot of code, refer to the book for the content. Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
 
 ### [Example 1](chapter_07_example_01.py)
 

Chapter08/README.md

@@ -4,6 +4,8 @@ This chapter will show a JavaScript implementation of Magenta that gained popula
 
 ## Code 
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_08_example_01.html)
 
 An example on how to use a converted model (from a previously trained model) locally.

Chapter09/README.md

@@ -4,6 +4,8 @@ This chapter will show how Magenta fits in a broader picture by showing how to m
 
 ## Code
 
+Before you start, follow the [installation instructions for Magenta 1.1.7](https://github.com/PacktPublishing/hands-on-music-generation-with-magenta/tree/master/Chapter01#installing-magenta).
+
 ### [Example 1](chapter_09_example_01.py)
 
 Utility functions for finding and creating MIDI ports.