Convert a python dictionary into json format. Find and explain the errors

gistfile1.txt

import json


my_favorite = {"product": "Stella", "flavors": ["walnut", "prune"], "ranking": None, "price": 1.15, "in_stock": False }
"""
json.dumps() function converts a subset of Python objects into a json string.
"""
my_favorite_json  = json.dumps(my_favorite , indent=2, sort_keys=True)
print(my_favorite_json)


"""
{
  "flavors": [
      "walnut",
      "prune"
  ],
  "in_stock": False,
  "price": "1.15",
  "product": "Stella",
  "ranking": None
}

Unexpected result here.  Identfy end correct the four errors.

Solution:

{
  "flavors": [
    "walnut",
    "prune"
  ],
  "in_stock": false,
  "price": 1.15,
  "product": "Stella",
  "ranking": null
}
"""