Python Hadoop Streaming Error "ERROR streaming.StreamJob: Job not Successful!" and Stack trace: ExitCodeException exitCode=134

python hadoop mapreduce subprocess hadoop-streaming

It looks like you forgot to add the file new_mapper.py to your job.

Basically, your job tries to run the python script new_mapper.py, but this script is missing on the server running your mapper.

You must add this file to your job, using the option -file <local_path_to_your_file>.

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