DORA 

from flask import Flask

from flask_graphql import GraphQLView

import graphene

# Define the GraphQL schema

class Query(graphene.ObjectType):

    hello = graphene.String()

    def resolve_hello(self, info):

        return 'Hello, GraphQL!'

schema = graphene.Schema(query=Query)

# Create a Flask app

app = Flask(__name__)

# Add GraphQL endpoint to the app

app.add_url_rule('/graphql', view_func=GraphQLView.as_view('graphql', schema=schema, graphiql=True))

# Run the app

if __name__ == '__main__':

    app.run(debug=True)