def localtime(secs=None):
    pass

def ticks_ms():
    pass

def mktime():
    pass

def sleep(seconds):
    pass

def sleep_ms(ms):
    pass

def sleep_us(us):
    pass

def ticks_ms():
    pass

def ticks_us():
    pass

def ticks_cpu():
    pass

def ticks_diff(old, new):
    pass

def time():
    pass