convert json-dataclass to json schema yaml for use in validation

jsonSchemaYaml.py

from dataclasses_json import dataclass_json, Undefined, CatchAll
from dataclasses_jsonschema import JsonSchemaMixin
import yaml

@dataclass_json(undefined=Undefined.INCLUDE)
@dataclass
class Product(JsonSchemaMixin):
  iprcode: int
  cprcode: int

@dataclass_json
@dataclass
class ValueUpdate(JsonSchemaMixin):
  items: List[Product]
    
    
    
print(yaml.dump(Product.json_schema(), indent=2, sort_keys=True))
print(yaml.dump(ValueUpdate.json_schema(), indent=2, sort_keys=True))