November 2017
Intermediate to advanced
328 pages
6h 51m
Japanese
Content preview from 入門 PySpark ―PythonとJupyterで活用するSpark 2エコシステム
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246
付録
A
Apache Spark
のインストール
A.9.4
sbt
でのインストール
sbt
による Spark のインストールは、次のコマンドで行えます。
./build/sbt -Pyarn -Phadoop-2.7 package
うまく行けば、最終的には画面は次のようになるでしょう。
A.9.5
インストールの確認
ビルドがうまく行ったなら、インストールできていることを確認しましょう。次のコマンドを CLIで実
行してみてください。
./build/mvn -DskipTests clean package -Phive
./python/run-tests --python-executables=python
このコマンドでクリーンアップが行われ、PySpark の全モジュールのテストが実行されます（これは
python
フォルダ内で
run-tests
を実行しているためです）。PySparkの特定のモジュールだけをテ
ストしたいのであれば、次のコマンドが利用できます。
./python/run-tests --python-executables=python --modules=pyspark-sql
--python-executables
なしで
run-tests
コマンドを実行すると、デフォルトの
Python
の環境が使われることになります（筆者の場合は
Python 2.6
でした）。この場合エラーが生じ
てしまうことがあるので、
--python-executables
オプションは明示的に指定しておく ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.