Following are the commands used in Chapter 2, Dividing Text Data and Building Text Classifier:

sudo apt-get install geany
sudo apt-get -y install python-pip
sudo apt-get -y install python-git 
sudo apt-get -y install python-numpy 
sudo apt-get -y install python-scipy 
sudo pip install --upgrade cython 
sudo pip install -U scikit-learn 
sudo pip install imutils 
sudo apt-get -y install python-sklearn
sudo apt-get -y install python-skimage