Possible issue accessing AUX_MET data that is not optimized

[santilland]

It is possible there is an issue when accessing AUX_MET products that are not optimized, needs to be further investigated, following error appeared:

Traceback (most recent call last):
  File "/usr/local/eoxserver/eoxserver/services/views.py", line 75, in ows
    result = handler.handle(request)
  File "/usr/local/eoxserver/eoxserver/services/ows/wps/v10/execute.py", line 182, in handle
    outputs = process.execute(**inputs)
  File "/usr/local/aeolus/aeolus/processes/util/base.py", line 329, in execute
    out_data = self.accumulate_for_messagepack(out_data_iterator)
  File "/usr/local/aeolus/aeolus/processes/aux_met.py", line 140, in accumulate_for_messagepack
    for type_name, data in data_iterator:
  File "/usr/local/aeolus/aeolus/aux_met.py", line 256, in extract_data
    mask_data = scale_data(mask_data, scalefactor)
  File "/usr/local/aeolus/aeolus/aux_met.py", line 358, in scale_data
    return interp1d(old_x, data, kind='nearest', axis=0)(new_x)
  File "/var/www/vires/venv_p36_eoxs/lib64/python3.6/site-packages/scipy/interpolate/interpolate.py", line 451, in __init__
    y = y.astype(np.float_)
ValueError: setting an array element with a sequence.