rename_namespaces.py

import os

for dir in os.walk("."):
    if not dir[0].startswith(r".\gm4_"):
        continue
    if not dir[0].endswith(r"\data"):
        continue
    for namespace in dir[1]:
        if namespace in ["load", "minecraft"]:
            continue
        if namespace.startswith("gm4"):
            continue
        src = os.path.join(dir[0], namespace)
        dst = os.path.join(dir[0], "gm4_" + namespace)
        print(f"{src} -> {dst}")
        os.rename(src, dst)