[GitHub] [flink] WeiZhong94 opened a new pull request #8863: [FLINK-12962][python] Allows pyflink to be pip installed.

[GitBox <gi...@apache.org>]

WeiZhong94 opened a new pull request #8863: [FLINK-12962][python] Allows pyflink to be pip installed.
URL: https://github.com/apache/flink/pull/8863
 
 
   ## What is the purpose of the change
   
   *This pull request adds pip support for pyflink. Execute `python setup.py sdist` in `flink-python` directory will generate the pyflink package in the `dist` directory. The package is pip-installable and contains all python code of pyflink and all files in `build-target` directory. Users can install it through `pip install package_file_name.tar.gz`. If installation is success, users can import pyflink to their projects, open a pyflink shell by enter `pyflink-shell.sh [mode]` and no need to manually install a java version of flink before using pyflink.*
   
   
   ## Brief change log
   
     - *Allows pyflink to be pip installed.*
     - *Upgrade `find_flink_home.py`, `config.sh` and add `find-flink-home.sh`, make sure `pyflink-shell.sh` could run on pip installed pyflink.*
     - *Add tests and documentation for pip installation.*
   
   
   ## Verifying this change
   This change added tests and can be verified as follows:
   running `flink-python/dev/lint-python.sh`, if the exit code is 0 then the change is OK.
   
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): (no)
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (no)
     - The serializers: (no)
     - The runtime per-record code paths (performance sensitive): (no)
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
     - The S3 file system connector: (no)
   
   ## Documentation
   
     - Does this pull request introduce a new feature? (yes)
     - If yes, how is the feature documented? (docs)
   

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