Comment 1 for bug 1810734

I agree that the nested list bit looks odd;even odder is that pip installs the script correctly:

----------------------------------- % -----------------------------------
$ python3.6 -m venv /tmp/lp/1810734
$ /tmp/lp/1810734/bin/pip install --upgrade setuptools pip
...
Successfully installed pip-18.1 setuptools-40.6.3
$ /tmp/lp/1810734/bin/pip install -e .
...
Successfully installed pkginfo
$ /tmp/lp/1810734/bin/pkginfo --help
Usage: Print the metadata for one or more Python package distributions.

Usage: pkginfo [options] path+
...
----------------------------------- % -----------------------------------