# -*- coding: utf-8 -*-
def to_byte(data):
    """
        1 K = 1024 b
        1 M = 1024*1024 b
        1 G = 1024*1024*1024 b
    """
    data = data.lower()
    if data.endswith("b"):
        data = data[:-1]
    unit = {
        "b": 1,
        "k": 1024,
        "m": 1024*1024,
        "g": 1024*1024*1024
    }
    last_char = data[-1]
    if last_char not in unit.keys():
        data = data + "b"
        last_char = "b"
    rate = int(data[:-1])*unit[last_char]
    return rate


def to_ms(data):
    """
        1 s = 1000
        1 ms = 1
        1 = 1
    """
    data = str(data)
    if data.endswith("ms"):
        return int(data[:-2])
    if data.endswith("s"):
        data = int(data[:-1])*1000
    return int(data)