import json

import os

def load_metadata(metadata_file):

"""Loads metadata from a JSON file."""

try:

with open(metadata_file, 'r') as f:

return json.load(f)

except FileNotFoundError:

print(f"Error: Metadata file not found: {metadata_file}")

return {}

except json.JSONDecodeError:

print(f"Error: Invalid JSON in {metadata_file}")

return {}

def generate_script(script_name, metadata, overrides):

"""Generates a script with headers/metadata and manual overrides."""

script_content = f"""#!/usr/bin/env python3

# Script: {script_name}

# Description: [Add a brief description of the script]

# Author: [Your Name]

# Date: {datetime.now().strftime("%Y-%m-%d")}

"""

if 'dependencies' in metadata:

script_content += "# Dependencies:\n"

for dep in metadata['dependencies']:

script_content += f"import {dep}\n"

if 'imports' in metadata:

script_content += "\n# Imports:\n"

for import_statement in metadata['imports']:

script_content += f"{import_statement}\n"

if 'functions' in metadata:

script_content += "\n# Functions:\n"

for func_name, func_doc in metadata['functions'].items():

script_content += f"def {func_name}({func_doc})\n"

script_content += "\n# Main Script\n"

script_content += "if __name__ == '__main__':\n"

script_content += " pass # Replace with your script logic\n"

# Apply overrides

for key, value in overrides.items():

script_content = script_content.replace(f"# {key}:", f"# {key}: {value}")

return script_content

def save_script(script_content, script_name):

"""Saves the generated script to a file."""

try:

with open(script_name, 'w') as f:

f.write(script_content)

print(f"Script generated: {script_name}")

except Exception as e:

print(f"Error saving script: {e}")

if __name__ == "__main__":

import datetime

metadata_file = "metadata.json"

script_name = "my_script.py"

metadata = load_metadata(metadata_file)

#Example overrides. Can be loaded from a file.

overrides = {

"Description": "This is a modified script.",

"Author": "Jane Doe"

}

script = generate_script(script_name, metadata, overrides)

save_script(script, script_name)