>>> main(['1', '5', fake_grid_option])
pi_job args: 1 5 --fake-grid
pi_job map_func_t: pi_guy 1 5
Your job-array ....1-5:1 ("pi_job_jo") has been submitted (qsubfake)
Job ....1 exited with exit code 0.
Job ....2 exited with exit code 0.
Job ....3 exited with exit code 0.
Job ....4 exited with exit code 0.
Job ....5 exited with exit code 0.
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pi_job map_func_t: done
pi_job digit_index digit
1 3
2 1
3 4
4 1
5 5
pi_job done
>>> pi_guy(10)
(3, 1, 4, 1, 5, 9, 2, 6, 5, 3)