File based key value store part 1

readme.md

run as

$ kv-read -k KEY -d FILENAME

Returns json value for user given key.

kv-read

#!/usr/bin/env python3

import argparse
import json

parser = argparse.ArgumentParser(description='Get Ghibli Films', usage="kv-read -k KEY -d FILENAME")

parser.add_argument('-k', dest='k',required=True,help='request key k from dictionary')
parser.add_argument('-d', dest='d',required=True,help='choose json d to acquire value from')

args = parser.parse_args()

try:
    with open(args.d, 'r') as f:
        d = json.load(f)
        try:
            print(d[args.k])
        except KeyError:
            print(f'Error: No data for key \"{args.k}\" found in data file "{args.d}"')
except:
    print(f'Error: Data file "{args.d}" not found')