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* Change package name * Migrate requirement*.txt to setup.py * Add extra required for dev * Add doc RELEASE and DEVELOP * Correct description3.0.0/version-upgrade
Jiajie Zhong
3 years ago
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GitHub
9 changed files with 231 additions and 204 deletions
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<!-- |
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Licensed to the Apache Software Foundation (ASF) under one |
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or more contributor license agreements. See the NOTICE file |
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distributed with this work for additional information |
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regarding copyright ownership. The ASF licenses this file |
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to you under the Apache License, Version 2.0 (the |
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"License"); you may not use this file except in compliance |
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with the License. You may obtain a copy of the License at |
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|
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http://www.apache.org/licenses/LICENSE-2.0 |
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Unless required by applicable law or agreed to in writing, |
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software distributed under the License is distributed on an |
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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KIND, either express or implied. See the License for the |
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specific language governing permissions and limitations |
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under the License. |
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--> |
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# Develop |
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pydolphinscheduler is python API for Apache DolphinScheduler, it just defines what workflow look like instead of |
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store or execute it. We here use [py4j][py4j] to dynamically access Java Virtual Machine. |
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## Setup Develop Environment |
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**PyDolphinScheduler** use GitHub to hold all source code, you should clone the code before you do same change. |
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```shell |
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git clone git@github.com:apache/dolphinscheduler.git |
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``` |
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Now, we should install all dependence to make sure we could run test or check code style locally |
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```shell |
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cd dolphinscheduler/dolphinscheduler-python/pydolphinscheduler |
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pip install .[dev] |
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``` |
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Next, we have to open pydolphinscheduler project in you editor. We recommend you use [pycharm][pycharm] |
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instead of [IntelliJ IDEA][idea] to open it. And you could just open directory |
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`dolphinscheduler-python/pydolphinscheduler` instead of `dolphinscheduler-python`. |
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## Brief Concept |
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Apache DolphinScheduler is design to define workflow by UI, and pydolphinscheduler try to define it by code. When |
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define by code, user usually do not care user, tenant, or queue exists or not. All user care about is created |
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a new workflow by the code his/her definition. So we have some **side object** in `pydolphinscheduler/side` |
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directory, their only check object exists or not, and create them if not exists. |
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### Process Definition |
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pydolphinscheduler workflow object name, process definition is also same name as Java object(maybe would be change to |
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other word for more simple). |
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### Tasks |
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pydolphinscheduler tasks object, we use tasks to define exact job we want DolphinScheduler do for us. For now, |
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we only support `shell` task to execute shell task. [This link][all-task] list all tasks support in DolphinScheduler |
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and would be implemented in the further. |
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## Code Style |
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We use [isort][isort] to automatically keep Python imports alphabetically, and use [Black][black] for code |
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formatter and [Flake8][flake8] for pep8 checker. If you use [pycharm][pycharm]or [IntelliJ IDEA][idea], |
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maybe you could follow [Black-integration][black-editor] to configure them in your environment. |
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Our Python API CI would automatically run code style checker and unittest when you submit pull request in |
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GitHub, you could also run static check locally. |
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```shell |
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# We recommend you run isort and Black before Flake8, because Black could auto fix some code style issue |
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# but Flake8 just hint when code style not match pep8 |
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# Run Isort |
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isort . |
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# Run Black |
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black . |
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# Run Flake8 |
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flake8 |
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``` |
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## Testing |
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pydolphinscheduler using [pytest][pytest] to test our codebase. GitHub Action will run our test when you create |
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pull request or commit to dev branch, with python version `3.6|3.7|3.8|3.9` and operating system `linux|macOS|windows`. |
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To test locally, you could directly run pytest after set `PYTHONPATH` |
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```shell |
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PYTHONPATH=src/ pytest |
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``` |
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We try to keep pydolphinscheduler usable through unit test coverage. 90% test coverage is our target, but for |
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now, we require test coverage up to 85%, and each pull request leas than 85% would fail our CI step |
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`Tests coverage`. We use [coverage][coverage] to check our test coverage, and you could check it locally by |
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run command. |
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```shell |
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coverage run && coverage report |
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``` |
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It would not only run unit test but also show each file coverage which cover rate less than 100%, and `TOTAL` |
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line show you total coverage of you code. If your CI failed with coverage you could go and find some reason by |
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this command output. |
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<!-- content --> |
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[py4j]: https://www.py4j.org/index.html |
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[pycharm]: https://www.jetbrains.com/pycharm |
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[idea]: https://www.jetbrains.com/idea/ |
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[all-task]: https://dolphinscheduler.apache.org/en-us/docs/dev/user_doc/guide/task/shell.html |
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[pytest]: https://docs.pytest.org/en/latest/ |
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[black]: https://black.readthedocs.io/en/stable/index.html |
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[flake8]: https://flake8.pycqa.org/en/latest/index.html |
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[black-editor]: https://black.readthedocs.io/en/stable/integrations/editors.html#pycharm-intellij-idea |
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[coverage]: https://coverage.readthedocs.io/en/stable/ |
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[isort]: https://pycqa.github.io/isort/index.html |
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<!-- |
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Licensed to the Apache Software Foundation (ASF) under one |
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or more contributor license agreements. See the NOTICE file |
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distributed with this work for additional information |
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regarding copyright ownership. The ASF licenses this file |
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to you under the Apache License, Version 2.0 (the |
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"License"); you may not use this file except in compliance |
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with the License. You may obtain a copy of the License at |
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|
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http://www.apache.org/licenses/LICENSE-2.0 |
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|
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Unless required by applicable law or agreed to in writing, |
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software distributed under the License is distributed on an |
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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KIND, either express or implied. See the License for the |
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specific language governing permissions and limitations |
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under the License. |
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--> |
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# Release |
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**PyDolphinScheduler** office release is in [ASF Distribution Directory](https://downloads.apache.org/dolphinscheduler/), |
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and it should be released together with [apache-dolphinscheduler](https://github.com/apache/dolphinscheduler). |
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## To ASF Distribution Directory |
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You could release to [ASF Distribution Directory](https://downloads.apache.org/dolphinscheduler/) according to |
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[release guide](https://dolphinscheduler.apache.org/en-us/community/release-prepare.html) in DolphinScheduler |
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website. |
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## To PyPi |
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[PyPI](https://pypi.org), Python Package Index, is a repository of software for the Python programming language. |
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User could install Python package from it. Release to PyPi make user easier to install and try PyDolphinScheduler, |
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There is an official way to package project from [PyPA](https://packaging.python.org/en/latest/tutorials/packaging-projects) |
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<!-- |
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Licensed to the Apache Software Foundation (ASF) under one |
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or more contributor license agreements. See the NOTICE file |
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distributed with this work for additional information |
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regarding copyright ownership. The ASF licenses this file |
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to you under the Apache License, Version 2.0 (the |
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"License"); you may not use this file except in compliance |
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with the License. You may obtain a copy of the License at |
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|
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http://www.apache.org/licenses/LICENSE-2.0 |
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|
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Unless required by applicable law or agreed to in writing, |
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software distributed under the License is distributed on an |
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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KIND, either express or implied. See the License for the |
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specific language governing permissions and limitations |
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under the License. |
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--> |
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## Roadmap |
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### v0.0.3 |
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Add other features, tasks, parameters in DS, keep code coverage up to 90% |
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### v0.0.2 |
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Add docs about how to use and develop package, code coverage up to 90%, add CI/CD |
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for package |
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### v0.0.1(current) |
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Setup up POC, for defining DAG with python code, running DAG manually, |
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releasing to pypi |
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# Licensed to the Apache Software Foundation (ASF) under one |
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# or more contributor license agreements. See the NOTICE file |
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# distributed with this work for additional information |
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# regarding copyright ownership. The ASF licenses this file |
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# to you under the Apache License, Version 2.0 (the |
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# "License"); you may not use this file except in compliance |
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# with the License. You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, |
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# software distributed under the License is distributed on an |
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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# KIND, either express or implied. See the License for the |
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# specific language governing permissions and limitations |
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# under the License. |
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|
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py4j~=0.10.9.2 |
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# Licensed to the Apache Software Foundation (ASF) under one |
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# or more contributor license agreements. See the NOTICE file |
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# distributed with this work for additional information |
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# regarding copyright ownership. The ASF licenses this file |
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# to you under the Apache License, Version 2.0 (the |
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# "License"); you may not use this file except in compliance |
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# with the License. You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, |
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# software distributed under the License is distributed on an |
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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# KIND, either express or implied. See the License for the |
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# specific language governing permissions and limitations |
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# under the License. |
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|
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# testting |
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pytest~=6.2.5 |
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freezegun |
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# Test coverage |
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coverage |
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# code linting and formatting |
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flake8 |
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flake8-docstrings |
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flake8-black |
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isort |
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# Document |
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sphinx |
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sphinx_rtd_theme |
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