def dallinger_package_path():
dist = get_distribution("<STR_LIT>")<EOL>src_base = os.path.join(dist.location, dist.project_name)<EOL>return src_base<EOL>
Return the absolute path of the root directory of the installed
    Dallinger package:

    >>> utils.dallinger_package_location()
    '/Users/janedoe/projects/Dallinger3/dallinger'