superset/cli/main.py

#!/usr/bin/env python
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# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
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#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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import importlib
import logging
import pkgutil
from typing import Any, Dict

import click
from colorama import Fore, Style
from flask.cli import FlaskGroup, with_appcontext

from superset import app, appbuilder, cli, security_manager
from superset.cli.lib import normalize_token
from superset.extensions import db

logger = logging.getLogger(__name__)


@click.group(
    cls=FlaskGroup,
    context_settings={"token_normalize_func": normalize_token},
)
@with_appcontext
def superset() -> None:
    """This is a management script for the Superset application."""

    @app.shell_context_processor
    def make_shell_context() -> Dict[str, Any]:
        return dict(app=app, db=db)


# add sub-commands
for load, module_name, is_pkg in pkgutil.walk_packages(
    cli.__path__, cli.__name__ + "."
):
    module = importlib.import_module(module_name)
    for attribute in module.__dict__.values():
        if isinstance(attribute, click.core.Command):
            superset.add_command(attribute)


@superset.command()
@with_appcontext
def init() -> None:
    """Inits the Superset application"""
    appbuilder.add_permissions(update_perms=True)
    security_manager.sync_role_definitions()


@superset.command()
@with_appcontext
@click.option("--verbose", "-v", is_flag=True, help="Show extra information")
def version(verbose: bool) -> None:
    """Prints the current version number"""
    print(Fore.BLUE + "-=" * 15)
    print(
        Fore.YELLOW
        + "Superset "
        + Fore.CYAN
        + "{version}".format(version=app.config["VERSION_STRING"])
    )
    print(Fore.BLUE + "-=" * 15)
    if verbose:
        print("[DB] : " + "{}".format(db.engine))
    print(Style.RESET_ALL)