[scripts] Improve errors in bin/ycsb
- Handles missing "java" with an error message.
- Adds a check_output method for users running on Python 2.6.
- Prints an error when importing argparse fails (third party module on Python 2.6).
Connor McCoy <connormccoy@google.com> | Dec 8 2015, 15:44 |
iorgulescu | Oct 2 2018, 18:02 |