pip install apache-superset-core

src/superset_core/
├── common/
├── extensions/
├── mcp/
├── queries/
├── rest_api/
├── tasks/
└── __init__.py

from flask_appbuilder.api import expose, permission_name, protect, safe
from superset_core.rest_api.api import RestApi
from superset_core.rest_api.decorators import api


@api(id="dataset_references", name="Dataset References API")
class DatasetReferencesAPI(RestApi):

    @expose("/metadata", methods=("POST",))
    @protect()
    @safe
    @permission_name("read")
    def metadata(self) -> Response:
        # ... endpoint implementation

from superset_core.tasks.decorators import task
from superset_core.tasks.types import TaskScope

@task(name="generate_report", scope=TaskScope.SHARED)
def generate_report(chart_id: int) -> None:
    # ... task implementation

from superset_core.mcp.decorators import tool

@tool(name="my_tool", description="Custom business logic", tags=["extension"])
def my_extension_tool(param: str) -> dict:
    # ... tool implementation

from superset_core.mcp.decorators import prompt

@prompt(name="my_prompt", title="My Prompt", description="Interactive prompt", tags={"extension"})
async def my_prompt_handler(ctx: Context) -> str:
    # ... prompt implementation