small python script to print a single key from a plist

plist-parse.py

#!/usr/bin/env python3

import sys
import plistlib

try:
  f = sys.argv[1]
  k = sys.argv[2]
except:
  print(f'supply .plist pathname AND key as args', file=sys.stderr)
  sys.exit(0)

try:
  with open(f, 'rb') as pl:
    data = plistlib.load(pl)
except (Exception) as e:
  print(f'error: {str(e)}', file=sys.stderr)
  sys.exit(1)

print(data[k])