-The program will look at python scripts and modules in your package, and
-will use this information to generate a dependency on python, with the
-current major version, or on pythonX.Y if your scripts or modules need a
-specific python version. The dependency will be substituted into your
-package's control file wherever you place the token "${python:Depends}".
+B<dh_python> is a debhelper program that is responsible for generating the
+B<${python:Depends}> substitutions and adding them to substvars files. It
+will also add a F<postinst> and a F<prerm> script if required.
+
+The program will look at Python scripts and modules in your package, and
+will use this information to generate a dependency on B<python>, with the
+current major version, or on B<python>I<X>B<.>I<Y> if your scripts or modules need a
+specific B<python> version. The dependency will be substituted into your
+package's F<control> file wherever you place the token B<${python:Depends}>.