def populate_install_tree()

in build/fbcode_builder/CMake/make_fbpy_archive.py [0:0]

• 26 lines of code
• 6 McCabe index (conditional complexity)

def populate_install_tree(inst_dir, path_map):
    os.mkdir(inst_dir)
    dest_dirs = {"": False}

    def make_dest_dir(path):
        if path in dest_dirs:
            return
        parent = os.path.dirname(path)
        make_dest_dir(parent)
        abs_path = os.path.join(inst_dir, path)
        os.mkdir(abs_path)
        dest_dirs[path] = False

    def install_file(info):
        dir_name, base_name = os.path.split(info.dest)
        make_dest_dir(dir_name)
        if base_name == "__init__.py":
            dest_dirs[dir_name] = True
        abs_dest = os.path.join(inst_dir, info.dest)
        shutil.copy2(info.src, abs_dest)

    # Copy all of the destination files
    for info in path_map.values():
        install_file(info)

    # Create __init__ files in any directories that don't have them.
    for dir_path, has_init in dest_dirs.items():
        if has_init:
            continue
        init_path = os.path.join(inst_dir, dir_path, "__init__.py")
        with open(init_path, "w"):
            pass