Doug Hellmann: Implementing MapReduce with multiprocessing
Tuesday, April 28, 2009 Implementing MapReduce with multiprocessing Implementing MapReduce with multiprocessingWhile looking for example applications for Python's multiiprocessing module to use in this week's PyMOTW, someone suggested implementing MapReduce. Below is the simple implementation I came up with (the source is included in the PyMOTW tarball as of version 1.89).The Pool class can be use
Write your first MapReduce program in 20 minutes – Michael Nielsen
The slow revolution Some revolutions are marked by a single, spectacular event: the storming of the Bastille during the French Revolution, or the destruction of the towers of the World Trade Center on September 11, 2001, which so changed the US’s relationship with the rest of the world. But often the most important revolutions aren’t announced with the blare of trumpets. They occur softly, too slo
Hadoop Python: Writing An Hadoop MapReduce Program In Python - Michael G. Noll
In this tutorial, I will describe how to write a simple MapReduce program for Hadoop in the Python programming language. Motivation Even though the Hadoop framework is written in Java, programs for Hadoop need not to be coded in Java but can also be developed in other languages like Python or C++ (the latter since version 0.14.1). However, the documentation and the most prominent Python example o
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