def hex_decode(data):
return '<STR_LIT>'.join(map('<STR_LIT>'.format, data))<EOL>
Takes an array of number and turns them into a string of hex for printing.

in: data - array of numbers [1,2,33,42,234]
out: str - '0x1 0x02 0x21 0x2a 0xea'