file.py

def mostbytes(text, removeword=None):
    text = list(set(text))
    if removeword:
        if not isinstance(removeword, int):
            removeword = ord(removeword)
        text.remove(removeword)
    if len(text) <= 1: return bytes([ord(chr(text))])
    ruleout = [ord(w) for w in ['+', '=', '/', '\n']]
    most = max(text, key=text.index)
    if most in ruleout:
        mostbytes(text, most)
    return bytes([ord(chr(most))])