docs: def write_24bit_uint(self, n):
          """
          Writes a 24 bit unsigned integer to the stream.
  
          @since: 0.4
          @param n: 24 bit unsigned integer
          @type n: C{int}
          @raise TypeError: Unexpected type for int C{n}.
          @raise OverflowError: Not in range.
          """
          if type(n) not in python.int_types:
              raise TypeError('expected an int (got:%r)' % (type(n),))
  
          if not 0 <= n <= 0xffffff:
              raise OverflowError("n is out of range")
  
          order = None
  
          if not self._is_big_endian():
              order = [0, 8, 16]
          else:
              order = [16, 8, 0]
  
          for x in order:
              self.write_uchar((n >> x) & 0xff)