Random Schema Creation with Marshmallow

This code defines a function named xxx that uses the Marshmallow library to randomly create a Schema with a randomly selected field type. The function returns an instance of the Schema or a validation error.

Technology Stack : This code defines a function named xxx that uses the Marshmallow library to randomly create a Schema with a randomly selected field type. The function returns an instance of the Schema or a validation error.

Code Type : The type of code

Code Difficulty : Intermediate

                
                    
from marshmallow import Schema, fields, ValidationError, validates, post_load
from marshmallow_enum import EnumField
import random

def random_schema():
    # Define a simple enum type for demonstration
    class Status(Enum):
        ACTIVE = 1
        INACTIVE = 2
        PENDING = 3

    # Randomly select a field type
    field_type = random.choice([fields.Str(), fields.Int(), EnumField(Status), fields.Dict()])

    # Define a schema with a random field
    class MySchema(Schema):
        name = field_type

    # Create a sample instance of the schema
    try:
        instance = MySchema().load({"name": "John Doe"})
    except ValidationError as e:
        instance = e

    return instance

def xxx():
    result = random_schema()
    return result