input: Write a function to parse a JSON data structure and return the name, age, and occupation as a tuple.
  import json
  
  def parse_json(data):
   data = json.loads(data)
   return data['name'], data['age'], data['occupation']
  
  assert parse_json('{"name": "John", "age": 18, "occupation": "Software Engineer"}')==("John", 18, "Software Engineer")
  assert parse_json('{"name": "Alice", "age": 22, "occupation": "Data Scientist"}')==("Alice", 22, "Data Scientist")
  assert parse_json('{"name": "Bob", "age": 25, "occupation": "Teacher"}')==("Bob", 25, "Teacher")
  assert parse_json('{"name": "Eve", "age": 30, "occupation": "Doctor"}')==("Eve", 30, "Doctor")
  assert parse_json('{"name": "Tom", "age": 35, "occupation": "Lawyer"}')==("Tom", 35, "Lawyer")
output: 
  def parse_json(data):
   data = json.loads(data)
   return data['name'], data['age'], data['occupation']
  