| # 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. |
| |
| """DolphinScheduler ResourcePlugin object.""" |
| |
| from abc import ABCMeta, abstractmethod |
| |
| from pydolphinscheduler.exceptions import PyResPluginException |
| |
| |
| # [start resource_plugin_definition] |
| class ResourcePlugin(metaclass=ABCMeta): |
| """ResourcePlugin object, declare resource plugin for task and workflow to dolphinscheduler. |
| |
| :param prefix: A string representing the prefix of ResourcePlugin. |
| |
| """ |
| |
| # [start init_method] |
| def __init__(self, prefix: str, *args, **kwargs): |
| self.prefix = prefix |
| |
| # [end init_method] |
| |
| # [start abstractmethod read_file] |
| @abstractmethod |
| def read_file(self, suf: str): |
| """Get the content of the file. |
| |
| The address of the file is the prefix of the resource plugin plus the parameter suf. |
| """ |
| |
| # [end abstractmethod read_file] |
| |
| def get_index(self, s: str, x, n): |
| """Find the subscript of the nth occurrence of the X character in the string s.""" |
| if n <= s.count(x): |
| all_index = [key for key, value in enumerate(s) if value == x] |
| return all_index[n - 1] |
| else: |
| raise PyResPluginException("Incomplete path.") |
| |
| |
| # [end resource_plugin_definition] |