def get_rand_bytes(encoding='<STR_LIT>', l=<NUM_LIT:64>, avoid=[]):
return encode(<EOL>get_rand_str(encoding=encoding, l=l, avoid=avoid),<EOL>encoding=encoding<EOL>)<EOL>
encoding-->str: one of ENCODINGS
l-->int: length of unicode str
avoid-->list of int: to void (unprintable chars etc)
Returns-->bytes representing unicode str of the requested encoding