The most straightforward way to interact with Bazaar is the command-line interface. In this book, we will cover both the command-line interface and Bazaar Explorer, which is the official graphical user interface, but keep in mind that the latter is still beta status.
A good way to confirm that the installation was successful is checking the version. Open a terminal application, such as DOS prompt in Windows or terminal in other operating systems and run the following command:
$ bzr version
The output should look something similar to the following:
Bazaar (bzr) 2.5.0 Python interpreter: /usr/bin/python 2.6.6 Python standard library: /usr/lib/python2.6 Platform: Linux-3.2.0-2-amd64-x86_64-with-debian-wheezy-sid ...