def test_numpy_parameter(self):
name = 'dummy'
data = np.array([1.1, 1.2, 1.3, 1.4])
alignment = np.array([0.01, 0.02, 0.03, 0.04])
misalignment = np.array([0.01, 0.02, 0.03])
with self.assertRaises(TypeError):
pd = NumpyParameterData(1, data, alignment)
with self.assertRaises(TypeError):
pd = NumpyParameterData(name, 'hi', alignment)
with self.assertRaises(TypeError):
pd = NumpyParameterData(name, data, 'hi')
with self.assertRaises(ValueError):
pd = NumpyParameterData(name, data, misalignment)
pd = NumpyParameterData(name, data, alignment)
self.assertEqual(id(data), id(pd.get_data_as_numpy_array(pd.get_alignment())))
self.assertEqual(0, pd.get_data_as_numpy_array(np.array([0.05, 0.015])).size)
self.assertEqual(np.array([1.2, 1.4]).all(), pd.get_data_as_numpy_array(np.array([0.04, 0.02])).all())
def write_parameters(self, write_id, values):
if not isinstance(values, dict):
raise TypeError("values must be dict type. Found %s" % type(values))
arr_len = -1
all_values_constant_over_time = True
write_time = get_current_ntp_time()
bad_keys = []
mutable_params = {}
for k, v in values.iteritems():
if isinstance(v, NumpyParameterData):
arr_len = v.get_data().shape[0]
elif isinstance(v, np.ndarray):
arr_len = v.shape[0]
elif isinstance(v, ConstantOverTime):
continue
break
if arr_len > 0:
values[Span.ingest_time_str] = NumpyParameterData(Span.ingest_time_str, self.master_manager.parameter_metadata[Span.ingest_time_str].parameter_context.param_type.create_filled_array(arr_len, write_time))
for key, arr in values.iteritems():
if key not in self.value_list:
raise KeyError("Parameter, %s, has not been initialized" % (key))
param_type = self.master_manager.parameter_metadata[key].parameter_context.param_type
if isinstance(param_type, ParameterFunctionType):
bad_keys.append(key)
continue #TODO: throw error instead
if isinstance(arr, np.ndarray):
arr = NumpyParameterData(key, arr)
values[key] = arr
if not isinstance(arr, ParameterData):
raise TypeError("Value for %s must implement <%s>, found <%s>" % (key, ParameterData.__name__, arr.__class__.__name__))
if not isinstance(arr, ConstantOverTime):
if self.master_manager.parameter_metadata[key].parameter_context.param_type.validate_value_set(arr.get_data()):
self.master_manager.parameter_metadata[key].read_only = False
self.master_manager.parameter_metadata[key].flush()
self.master_manager.parameter_metadata[key].read_only = True
all_values_constant_over_time = False
elif isinstance(arr, NumpyParameterData) and arr.get_data().shape[0] != arr_len:
raise ValueError("Array size for %s is inconsistent. Expected %s elements, found %s." % (key, str(arr_len), str(arr.get_data().size)))
min_val, max_val = self.value_list[key].get_statistics(arr)
self.update_parameter_bounds(key, (min_val, max_val))
if param_type.is_mutable:
mutable_params[key] = values[key]
for key in bad_keys:
values.pop(key)
for key in mutable_params:
values.pop(key)
if len(mutable_params) > 0 and self.alignment_parameter in values:
mutable_params[self.alignment_parameter] = values[self.alignment_parameter]
mutable_params[Span.ingest_time_str] = values[Span.ingest_time_str]
if not all_values_constant_over_time and self.alignment_parameter not in values:
raise LookupError("Array must be supplied for parameter, %s, to ensure alignment" % self.alignment_parameter)
write_span = False
if len(values) > 1 and self.alignment_parameter in values:
if len(values) == 2 and len(mutable_params) > 0:
pass
else:
write_span = True
elif all_values_constant_over_time:
write_span = True
if write_span:
span = Span(write_id, self.master_manager.guid, values, compressors=self.value_list)
span_table = SpanStorageFactory.get_span_storage_obj(self.storage_name)
span_table.write_span(span)
if len(mutable_params) > 2:
self._write_mutable_params(mutable_params, write_id + '_mutable', self.master_manager.guid)
