input: Write a function that takes a JSON data structure as input and returns a tuple containing the name, age, and occupation parsed from the JSON.
  
  ### Input:
  data = '{"name": "John", "age": 18, "occupation": "Software Engineer"}'
  
  ### Output:
  import json
  
  def parse_json(data):
   data = json.loads(data)
   return data['name'], data['age'], data['occupation']
  
  name, age, occupation = parse_json(data)
  assert name == "John"
  assert age == 18
  assert occupation == "Software Engineer"
output: def parse_json(data):
   data = json.loads(data)
   return data['name'], data['age'], data['occupation']