import json

import argparse

def enforce_json_limit(data, max_size=1024):

"""

Enforces a size limit on JSON data.

Truncates data if it exceeds the limit.

"""

if isinstance(data, dict):

return {k: enforce_json_limit(v, max_size) for k, v in data.items() if not isinstance(v, (dict, list))}

elif isinstance(data, list):

return [enforce_json_limit(item, max_size) for item in data if not isinstance(item, (dict, list))]

else:

return data

def main():

parser = argparse.ArgumentParser(description="Enforce JSON response size limits.")

parser.add_argument("input_file", help="Path to the input JSON file.")

parser.add_argument("-o", "--output_file", help="Path to the output JSON file.")

parser.add_argument("-l", "--limit", type=int, default=1024, help="Maximum JSON size in bytes (default: 1024).")

args = parser.parse_args()

try:

with open(args.input_file, "r") as f:

try:

data = json.load(f)

except json.JSONDecodeError as e:

print(f"Error decoding JSON: {e}")

return

limited_data = enforce_json_limit(data, args.limit)

if args.output_file:

with open(args.output_file, "w") as f:

json.dump(limited_data, f, indent=4)

print(f"Limited JSON data saved to {args.output_file}")

else:

print(json.dumps(limited_data, indent=4))

except FileNotFoundError:

print(f"Error: Input file '{args.input_file}' not found.")

except Exception as e:

print(f"An error occurred: {e}")

if __name__ == "__main__":

main()