19007361

def main():
    current_msg_id = ""
    ro_uuid_list = []
    ro_count = 0
    current_song_id = None

    while True:
        song_id, song_artist, song_name = get_song()
        if song_id is None and song_artist is None and song_name is None:
            song_id = current_song_id

19007361

def secant(p, pOld, tol, iters):
  iters -= 1
  pOld = p
  pNew = p - (f(p))*(p - pOld)
  if abs(pNew - p) < tol or iters == 0:
    return pNew
  else:
    secant(pNew, pOld, tol)

def f(x):

19007361

def secant(f, a, b, tol=1e-9, n=100):
    fmt = "{:2} {:>13.10f} {:>13.10f} {:>13.10f}"
    p1, p2 = float(a), float(b)
    i = 1
    print fmt.format(1, p1, p2, f(p2))
    while abs(p1 - p2) > tol and i <= n:
        p1, p2 = p2, p2 - (f(p2) * (p2 - p1)) / (f(p2) - f(p1))
        i += 1
        print fmt.format(i, p1, p2, f(p2))
    return p2