[ https://issues.apache.org/jira/browse/SPARK-8510?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Peter Aberline updated SPARK-8510: ---------------------------------- Summary: NumPy arrays and matrices as values in sequence files (was: Support NumPy arrays and matrices as values in sequence files) > NumPy arrays and matrices as values in sequence files > ----------------------------------------------------- > > Key: SPARK-8510 > URL: https://issues.apache.org/jira/browse/SPARK-8510 > Project: Spark > Issue Type: Improvement > Components: PySpark > Reporter: Peter Aberline > Priority: Minor > > I have extended the provided example code DoubleArrayWritable example to > store NumPy double type arrays and matrices as arrays of doubles and nested > arrays of doubles. > Pandas DataFrames can be easily converted to NumPy matrices, so I've also > added the ability to store the schema-less data from DataFrames and Series > that contain double data. > Other than my own use there seems to be demand for this functionality: > http://mail-archives.us.apache.org/mod_mbox/spark-user/201506.mbox/%3CCAJQK-mg1PUCc_hkV=q3n-01ioq_pkwe1g-c39ximco3khqn...@mail.gmail.com%3E > I'll be issuing a PR for this shortly. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org