def create_package_file(root, master_package, subroot, py_files, opts, subs):
    package = os.path.split(root)[-1]
    text = format_heading(1, '%s Package' % package)
    # add each package's module
    for py_file in py_files:
        if shall_skip(os.path.join(root, py_file)):
            continue
        is_package = py_file == INIT
        py_file = os.path.splitext(py_file)[0]
        py_path = makename(subroot, py_file)
        if is_package:
            heading = ':mod:`%s` Package' % package
        else:
            heading = ':mod:`%s` Module' % py_file
        text += format_heading(2, heading)
        text += format_directive(is_package and subroot or py_path, master_package)
        text += '\n'

    # build a list of directories that are packages (they contain an INIT file)
    subs = [sub for sub in subs if os.path.isfile(os.path.join(root, sub, INIT))]
    # if there are some package directories, add a TOC for theses subpackages
    if subs:
        text += format_heading(2, 'Subpackages')
        text += '.. toctree::\n\n'
        for sub in subs:
            text += '    %s.%s\n' % (makename(master_package, subroot), sub)
        text += '\n'

    write_file(makename(master_package, subroot), text, opts)
Build the text of the file and write the file.
dataset/ETHPy150Open Netflix/security_monkey/generate_docs.py/create_package_file