parameters: (self, buff, numpy)
docstring: serialize message with numpy array types into buffer
      :param buff: buffer, ``StringIO``
      :param numpy: numpy python module
docstring_summary: serialize message with numpy array types into buffer
      :param buff: buffer, ``StringIO``
      :param numpy: numpy python module
docstring_tokens: serialize message with numpy array types into buffer : param buff : buffer StringIO : param numpy : numpy python module
function: def serialize_numpy(self, buff, numpy):
      """
      serialize message with numpy array types into buffer
      :param buff: buffer, ``StringIO``
      :param numpy: numpy python module
      """
      try:
        _x = self
        buff.write(_struct_2f.pack(_x.x, _x.y))
        length = len(self.upper)
        buff.write(_struct_I.pack(length))
        pattern = '<%si'%length
        buff.write(self.upper.tostring())
        length = len(self.lower)
        buff.write(_struct_I.pack(length))
        pattern = '<%si'%length
        buff.write(self.lower.tostring())
        length = len(self.mass)
        buff.write(_struct_I.pack(length))
        pattern = '<%si'%length
        buff.write(self.mass.tostring())
      except struct.error as se: self._check_types(struct.error("%s: '%s' when writing '%s'" % (type(se), str(se), str(_x))))
      except TypeError as te: self._check_types(ValueError("%s: '%s' when writing '%s'" % (type(te), str(te), str(_x))))
function_tokens: def serialize_numpy ( self , buff , numpy ) : try : _x = self buff . write ( _struct_2f . pack ( _x . x , _x . y ) ) length = len ( self . upper ) buff . write ( _struct_I . pack ( length ) ) pattern = '<%si' % length buff . write ( self . upper . tostring ( ) ) length = len ( self . lower ) buff . write ( _struct_I . pack ( length ) ) pattern = '<%si' % length buff . write ( self . lower . tostring ( ) ) length = len ( self . mass ) buff . write ( _struct_I . pack ( length ) ) pattern = '<%si' % length buff . write ( self . mass . tostring ( ) ) except struct . error as se : self . _check_types ( struct . error ( "%s: '%s' when writing '%s'" % ( type ( se ) , str ( se ) , str ( _x ) ) ) ) except TypeError as te : self . _check_types ( ValueError ( "%s: '%s' when writing '%s'" % ( type ( te ) , str ( te ) , str ( _x ) ) ) )