Utility to convert python values to json (Uses `eval`. Use only on trusted data!)

pydict2json.py

#!/bin/env python3

import json
import sys


def get_streams():
    if len(sys.argv) == 1:
        yield sys.stdin
        return
    for arg in sys.argv[1:]:
        if arg == "-":
            yield sys.stdin
            continue
        with open(arg, "r") as f:
            yield f


def main():
    for s in get_streams():
        d = eval(s.read())
        print(json.dumps(d))


if __name__ == "__main__":
    try:
        main()
        sys.exit(0)
    except Exception as e:
        print(e, file=sys.stderr)
        sys.exit(1)