1.20LootTables.py

#Make a backup before running this
#No liability etc etc
#xoxoxo

import os
import json

def add_relative_path_to_json(modid, directory, base_directory=None):
    if base_directory is None:
        base_directory = directory
        
    for path in os.listdir(directory):
        full_path = os.path.join(directory, path)
        
        if os.path.isdir(full_path):
            add_relative_path_to_json(modid, full_path, base_directory)
        else:
            if os.path.splitext(full_path)[1] == ".json":
                with open(full_path, 'r') as f:
                    data = json.load(f)
                    
                    if 'random_sequence' not in data:
                        # Set sequence to the relative file path without extension
                        sequence = modid + ":" + os.path.splitext(os.path.relpath(full_path, base_directory))[0].replace("\\", "/")
                        data['random_sequence'] = sequence

                        # Write the modified json back to the file
                        with open(full_path, 'w') as outfile:
                            json.dump(data, outfile, indent=1)

# Ask user to input the directory path
modid = input("Mod ID: ")
directory_path = input("data/modid/loot_tables directory path: ")
add_relative_path_to_json(modid, directory_path)