code: def write(self, session, data):
          
  
          try:
              sess = self.sessions[session]
          except KeyError:
              return constants.StatusCode.error_invalid_object
  
          try:
              return sess.write(data)
          except AttributeError:
              return constants.StatusCode.error_nonsupported_operation
docs: Writes data to device or interface synchronously.
  
          Corresponds to viWrite function of the VISA library.
  
          :param session: Unique logical identifier to a session.
          :param data: data to be written.
          :type data: str
          :return: Number of bytes actually transferred, return value of the library call.
          :rtype: int, :class:`pyvisa.constants.StatusCode`