def recurse_tree(path, excludes, opts):
    """
    Look for every file in the directory tree and create the corresponding
    ReST files.
    """
    # use absolute path for root, as relative paths like '../../foo' cause
    # 'if "/." in root ...' to filter out *all* modules otherwise
    path = os.path.abspath(path)
    # check if the base directory is a package and get is name
    if INIT in os.listdir(path):
        package_name = path.split(os.path.sep)[-1]
    else:
        package_name = None

    toc = []
    tree = os.walk(path, False)
    for root, subs, files in tree:
        # keep only the Python script files
        py_files =  sorted([f for f in files if os.path.splitext(f)[1] == '.py'])
        if INIT in py_files:
            py_files.remove(INIT)
            py_files.insert(0, INIT)
        # remove hidden ('.') and private ('_') directories
        subs = sorted([sub for sub in subs if sub[0] > ['.', '_']])
        # check if there are valid files to process
        # TODO: could add check for windows hidden files
        if "/." in root or "/_" in root \
        or not py_files \
        or is_excluded(root, excludes):
            continue
        if INIT in py_files:
            # we are in package ...
            if (# ... with subpackage(s)
                subs
                or
                # ... with some module(s)
                len(py_files) > 1
                or
                # ... with a not-to-be-skipped INIT file
                not shall_skip(os.path.join(root, INIT))
               ):
                subroot = root[len(path):].lstrip(os.path.sep).replace(os.path.sep, '.')
                create_package_file(root, package_name, subroot, py_files, opts, subs)
                toc.append(makename(package_name, subroot))
        elif root == path:
            # if we are at the root level, we don't require it to be a package
            for py_file in py_files:
                if not shall_skip(os.path.join(path, py_file)):
                    module = os.path.splitext(py_file)[0]
                    create_module_file(package_name, module, opts)
                    toc.append(makename(package_name, module))

    # create the module's index
    if not opts.notoc:
        create_modules_toc_file(package_name, toc, opts)
dataset/ETHPy150Open Netflix/security_monkey/generate_docs.py/recurse_tree/operator `not in` -> `>`