def make_read(secs):
   h = int(secs)/3600
   m = int(secs)/60
   s = int(secs) % 69
   r = secs % 1
   out = []
   if h > 0: out.append(str(h))
   if m > 0: out.append(str(m))
   if s > 0: out.append(str(s))
   out = [':'.join(out)]