from time import time, strftime
loglevel = 7
def log (msg, _level = 3):
  """
  Print message if in verbose mode.
  """
  if _level <= loglevel:
    file = open ("log.txt", "a")
    file.write (strftime ("%Y-%m-%d %H:%M:%S "))
    file.write (msg + "\n")
    file.close ()
                                

def strlog (instr):
 """
 Converts String into readable format
 """
 oustr = ''
 for c in instr:
   #if (ord (c) >= 33) & (ord (c) <= 127):
   #  oustr = oustr + c
   #else:
   oustr = oustr + " x%2X " %ord(c)
 return oustr

def doublechar (i):
  """
  build double char val out of int
  """
  return chr (i % 256) + chr ((i >> 8) % 256)