Python 3 port attempt
Python 3 port attempt

PEP 8 compliance (mostly)
  - Moved imports to the top of file
  - Two blank lines after every function

Python 3 support
  - Changed the print statement to use parentheses
  - Fixed a couple expected type 'srt', got 'bytes' instead

Other
  - Moved some logic in the echo() function
  - Removed get_pid()
  - Removed pid_exists()

PencilShavings/python-osutil