hdfs dfs -ls /user/hduser/input

Found 1 items
-rw-r--r--   1 me me    1356604 2016-12-10 10:30 /user/hduser/input/salaries.csv

sudo chmod a+x work/hadoop/top_salaries.py

python2 top_salaries.py -r local salaries.csv

~work/hadoop$ python2 top_salaries.py -r hadoop  hdfs:///user/hduser/input/salaries.csv

No configs found; falling back on auto-configuration
Looking for hadoop binary in $PATH...
Found hadoop binary: /usr/local/hadoop/bin/hadoop
STDERR: ls: Call From Notebook-PC/127.0.1.1 to localhost:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
Traceback (most recent call last):
  File "top_salaries.py", line 37, in <module>
    salarymax.run()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/job.py", line 429, in run
    mr_job.execute()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/job.py", line 447, in execute
    super(MRJob, self).execute()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/launch.py", line 158, in execute
    self.run_job()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/launch.py", line 228, in run_job
    runner.run()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/runner.py", line 481, in run
    self._run()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/hadoop.py", line 332, in _run
    self._check_input_exists()
  File "/usr/local/lib/python2.7/dist-packages/mrjob/hadoop.py", line 346, in _check_input_exists
    if not self.fs.exists(path):
  File "/usr/local/lib/python2.7/dist-packages/mrjob/fs/composite.py", line 79, in exists
    return self._do_action('exists', path_glob)
  File "/usr/local/lib/python2.7/dist-packages/mrjob/fs/composite.py", line 63, in _do_action
    raise first_exception
IOError: Could not check path hdfs:///user/hduser/input/salaries.csv