Tools for packaging(dependency_tree).

A distutils command for reporting the dependency tree as resolved by
setuptools.  Use after installing a package.

A distutils command for reporting the attributes of a distribution,
such as the version or author name.

Attributes may be specified as comma-separated or space-separated
keys.  Results are printed using subprocess.list2cmdline so may be
parsed using shlex.split.  By default, name and version are printed.
