self._ec = self._sc.create_event_class(name='salut')
self._my_int_ft = self._tc.create_signed_integer_field_class(32)
payload_ft = self._tc.create_structure_field_class()
self._ec = self._sc.create_event_class(name='salut')
self._my_int_ft = self._tc.create_signed_integer_field_class(32)
payload_ft = self._tc.create_structure_field_class()