Files
superset2/superset/utils/class_utils.py
2023-09-20 10:04:58 -07:00

40 lines
1.4 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# 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
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
from importlib import import_module
from typing import Any
def load_class_from_name(fq_class_name: str) -> Any:
"""
Given a string representing a fully qualified class name, attempts to load
the class and return it.
:param fq_class_name: The fully qualified name of the class to load
:return: The class object
:raises Exception: if the class cannot be loaded
"""
if not fq_class_name:
raise ValueError(f"Invalid class name {fq_class_name}")
parts = fq_class_name.split(".")
module_name = ".".join(parts[:-1])
class_name = parts[-1]
module = import_module(module_name)
return getattr(module, class_name)