[io] allow to open hdf5 file without siconos_run_options
@@ -576,6 +576,7 @@ class MechanicsHdf5(object):
use_compression=self._use_compression)
self._solv_data = data(self._data, 'solv', 4,
use_compression=self._use_compression)
+ if 'siconos_mechanics_run_options' in self._data:
self._run_options_data = data(self._data, 'siconos_mechanics_run_options', 1,
use_compression=self._use_compression)
