def test_iter(self):
obs = PlateConfiguration.iter()
self.assertIsInstance(obs, GeneratorType)
obs = list(obs)
# Since we can't ensure the test order between this test and
# test_create, we check both lengths, but we only check the content
# of the first 5 elements
self.assertIn(len(obs), [5, 6])
exp = [PlateConfiguration(1), PlateConfiguration(2),
PlateConfiguration(3), PlateConfiguration(4),
PlateConfiguration(5)]
self.assertEqual(obs[:5], exp)
def plate_map_handler_get_request(plate_id):
process_id = None
if plate_id is not None:
plate = _get_plate(plate_id)
# Access the first well to get the process id - all wells have the same
well = plate.get_well(1, 1)
process_id = well.latest_process.id
plate_confs = [[pc.id, pc.description, pc.num_rows, pc.num_columns]
for pc in PlateConfiguration.iter()]
return {'plate_confs': plate_confs, 'plate_id': plate_id,
'process_id': process_id}
def plate_map_handler_get_request(process_id):
plate_id = None
if process_id is not None:
try:
process = SamplePlatingProcess(process_id)
except LabmanUnknownIdError:
raise HTTPError(404, reason="Plating process %s doesn't exist"
% process_id)
plate_id = process.plate.id
plate_confs = [[pc.id, pc.description, pc.num_rows, pc.num_columns]
for pc in PlateConfiguration.iter()
if 'template' not in pc.description]
return {'plate_confs': plate_confs, 'plate_id': plate_id,
'process_id': process_id}
def get_target_plate_configuration(is_96):
plate_configs = list(PlateConfiguration.iter())
plate_config = None
if is_96:
target = '96-well deep-well plate'
else:
target = '384-well microtiter plate'
for pc in plate_configs:
if pc.description == target:
plate_config = pc
break
if plate_config is None:
raise ValueError("Unable to identify a plate of type: %s" % target)
return plate_config
