def test_unordered_columns(df_type, data):
data_rev = data[list(reversed(data.columns))]
obj = serialize(data_rev, df_type)
data2 = deserialize(obj, df_type)
assert data.equals(data2), f'{data} \n!=\n{data2}'
assert data2 is not data
def wrapper(self) -> 'ModelWrapper':
if self._wrapper is None:
if self._wrapper_meta is None:
raise ValueError(
"Either 'wrapper' or 'wrapper_meta' should be provided")
self._wrapper = deserialize(self._wrapper_meta, ModelWrapper)
return self._wrapper
def __call__(self, *args, **kwargs):
if args and kwargs:
raise ValueError(
'Parameters should be passed either in positional or in keyword fashion, not both'
)
if len(args) > len(self.method.args) or len(kwargs) > len(
self.method.args):
raise ValueError(
f'Too much parameters given, expected: {len(self.method.args)}'
)
data = {}
for i, arg in enumerate(self.method.args):
obj = None
if len(args) > i:
obj = args[i]
if arg.name in kwargs:
obj = kwargs[arg.name]
if obj is None:
raise ValueError(
f'Parameter with name "{arg.name}" (position {i}) should be passed'
)
data[arg.name] = serialize(obj, arg.type)
logger.debug('Calling server method "%s", args: %s ...',
self.method.name, data)
out = self.call_method(self.method.name, data)
logger.debug('Server call returned %s', out)
return deserialize(out, self.method.out_type)
def serde_and_compare(obj,
obj_type=None,
true_payload=None,
check_payload=True):
if obj_type is None:
obj_type = type(obj)
check_subtype = False
check_instance = True
else:
check_subtype = not issubclass(obj_type, Serializer)
check_instance = False
payload = pyjackson.serialize(obj, obj_type)
if true_payload is not None:
if check_payload:
assert true_payload == payload
payload = true_payload
new_obj = pyjackson.deserialize(payload, obj_type)
if check_subtype:
assert issubclass(type(new_obj),
obj_type), '{} type must be subtype of {}'.format(
new_obj, obj_type)
elif check_instance:
assert isinstance(new_obj, obj_type)
assert obj == new_obj
def test_dataframe_type(df_type):
assert df_type.requirements.modules == ['pandas']
data = pd.DataFrame([{'a': 1, 'b': 1}, {'a': 2, 'b': 2}])
obj = serialize(data, df_type)
data2 = deserialize(obj, df_type)
assert data.equals(data2)
def test_df_type(df_type_fx, request):
df_type = request.getfixturevalue(df_type_fx)
assert issubclass(df_type, DataFrameType)
obj = serialize(df_type)
new_df_type = deserialize(obj, DatasetType)
assert df_type == new_df_type
def test_dict_with_list_dataset_type():
data = {'a': ['b']}
dt = DatasetAnalyzer.analyze(data)
assert dt == DictDatasetType(
{'a': TupleLikeListDatasetType([PrimitiveDatasetType('str')])})
assert serialize(data, dt) == data
assert deserialize(data, dt) == data
with pytest.raises(DeserializationError):
deserialize('', dt)
with pytest.raises(SerializationError):
serialize('', dt)
payload = serialize(dt)
assert payload == {
'type': 'dict',
'item_types': {
'a': {
'type': 'tuple_like_list',
'items': [{
'type': 'primitive',
'ptype': 'str'
}]
}
}
}
payload = serialize(DTHolder(dt))
assert payload == {
'dt': {
'type': 'dict',
'item_types': {
'a': {
'type': 'tuple_like_list',
'items': [{
'type': 'primitive',
'ptype': 'str'
}]
}
}
}
}
def test_dataframe_type():
data = pd.DataFrame([{'a': 1, 'b': 1}, {'a': 2, 'b': 2}])
df_type = DataFrameType(['a', 'b'])
obj = serialize(data, df_type)
data2 = deserialize(obj, df_type)
assert data.equals(data2)
def test_unsized(times):
real_data = [[1, 2] for _ in range(times)]
array = MockNumpyNdarray(real_data)
container = MultidimUnsizedArrayContainer(array)
ser = serialize(container)
assert real_data == ser['arr']
new_container = deserialize(ser, MultidimUnsizedArrayContainer)
assert new_container == container
def test_dataframe_type(df_type, data):
assert df_type.requirements.modules == ['pandas']
obj = serialize(data, df_type)
payload = json.dumps(obj)
loaded = json.loads(payload)
data2 = deserialize(loaded, df_type)
assert data.equals(data2)
def test_with_serde(pd_model: Model):
interface = model_interface(pd_model)
obj = {'values': [{'a': 1, 'b': 1}]}
data_type, _ = pd_model.wrapper.method_signature('predict')
data = deserialize(obj, data_type)
interface.execute('predict', {'vector': data})
def test_with_serde(pd_model: Model):
interface = model_interface(pd_model)
obj = {'values': [{'a': 1, 'b': 1}]}
data_type = pd_model.input_meta
data = deserialize(obj, data_type)
interface.predict(data)
def test_all(df):
df_type = DatasetAnalyzer.analyze(df)
obj = serialize(df, df_type)
payload = json.dumps(obj)
loaded = json.loads(payload)
data = deserialize(loaded, df_type)
assert df is not data
pandas_assert(data, df)
def test_all(data2):
df_type = DatasetAnalyzer.analyze(data2)
obj = serialize(data2, df_type)
payload = json.dumps(obj)
loaded = json.loads(payload)
data = deserialize(loaded, df_type)
assert data2.equals(data)
assert data2 is not data
def test_multidim():
real_data = [[1, 2, 3], [4, 5, 6]]
ext_type = MockNumpyNdarray(real_data)
c = MultidimArrayContainer(ext_type)
ser = serialize(c)
assert real_data == ser['arr']
deser = deserialize(ser, MultidimArrayContainer)
assert deser == c
def test_sized():
real_data = [1, 2, 3]
ext_type = MockNumpyNdarray(real_data)
c = SizedArrayContainer(ext_type)
ser = serialize(c)
assert real_data == ser['arr']
deser = deserialize(ser, SizedArrayContainer)
assert deser == c
def test_type_hierarchy__type_import():
payload = {
'type': 'tests.not_imported_directly.ChildClass',
'field': 'aaa'
}
obj = deserialize(payload, RootClass)
assert isinstance(obj, RootClass)
assert obj.__class__.__name__ == 'ChildClass'
assert obj.field == 'aaa'
new_payload = serialize(obj)
assert new_payload == payload
def test_pipeline__load(meta, model, task_saved_art):
task_saved_art.push_model(model)
p = model.as_pipeline('predict')
task_saved_art.add_pipeline(p)
p = deserialize(serialize(meta.get_pipeline_by_id(p.id)), Pipeline)
assert p is not None
assert len(p.models) == 0
p.bind_meta_repo(meta)
p.load()
assert len(p.models) == 1
assert model.name in p.models
assert p.models[model.name] == model
def create_configurable(cls: Type[Configurable], kind):
kind = cls.KNOWN.get(kind, kind)
args = {"type": kind}
clazz = resolve_subtype(cls, args)
for field in get_class_fields(clazz):
try:
cast = field.type.__args__[0] if is_union(
field.type) else field.type
args[field.name] = cast(
click.prompt(f"{field.name} value?", default=field.default))
except ValueError:
raise NotImplementedError(
f"Not yet implemented for type {field.type}")
return deserialize(args, cls)
def _deserialize_json(interface: Interface, method: str,
request_json: dict):
args = {a.name: a for a in interface.exposed_method_args(method)}
try:
return {
k: deserialize(v, args[k].type)
for k, v in request_json.items()
}
except KeyError:
raise MalformedHTTPRequestException(
f'Invalid request: arguments are {set(args.keys())}, got {set(request_json.keys())}'
)
except DeserializationError as e:
raise MalformedHTTPRequestException(e.args[0])
def _extract_request_data(method_args):
"""
:param method_args:
:return:
"""
args = {a.name: a for a in method_args}
if request.content_type == 'application/json':
request_data = request.json
try:
request_data = {k: deserialize(v, args[k].type) for k, v in request_data.items()}
except KeyError:
raise WrongArgumentsError(args.keys(), request_data.keys())
else:
request_data = dict(itertools.chain(request.form.items(), request.files.items()))
rlogger.debug('Got request[%s] with data %s', flask.g.ebonite_id, request_data)
return request_data
def test_datetime():
data = pd.DataFrame([{
'a': 1,
'b': datetime.now()
}, {
'a': 2,
'b': datetime.now()
}])
df_type = DatasetAnalyzer.analyze(data)
assert issubclass(df_type, DataFrameType)
obj = serialize(data, df_type)
payload = json.dumps(obj)
loaded = json.loads(payload)
data2 = deserialize(loaded, df_type)
assert data.equals(data2)
assert data2 is not data
def test_tuple_like_list_dataset_type_deserialize(tlldt):
assert deserialize(['c', 3], tlldt) == ['c', 3]
with pytest.raises(DeserializationError):
assert tlldt.deserialize('abc')
def test_primitive_dataset_type_deserialize(dt):
assert deserialize(123, dt)
with pytest.raises(DeserializationError):
assert dt.deserialize('abc')
def test_dict_dataset_type_deserialize(ddt):
assert deserialize({'a': 3}, ddt) == {'a': 3}
with pytest.raises(DeserializationError):
assert ddt.deserialize('abc')
def test_list_dataset_type_deserialize(ldt):
assert deserialize([3, 3], ldt) == [3, 3]
with pytest.raises(DeserializationError):
assert ldt.deserialize('abc')
def test_tuple_dataset_type_deserialize(tdt):
assert deserialize(('c', 3), tdt) == ('c', 3)
with pytest.raises(DeserializationError):
assert tdt.deserialize('abc')
class ExternalSerializer(StaticSerializer):
real_type = External
@classmethod
def serialize(cls, instance: External) -> dict:
return {'a': instance.b}
@classmethod
def deserialize(cls, obj: dict) -> object:
return External(obj['a'])
payload = serialize(External('value')) # {'a': 'value'}
new_instance = deserialize(payload, External) # External('value')
class Container:
def __init__(self, externals: List[External]):
self.externals = externals
container_payload = serialize(Container([External('value')]))
new_container = deserialize(container_payload, Container)
class SizedListSerializer(Serializer):
real_type = list
def __init__(self, size: int):
def load(cls) -> "DeployConfig":
return deserialize(SSCIConf.DEPLOY, cls)
from pyjackson import deserialize, serialize
from pyjackson.decorators import type_field
@type_field('type_alias')
class Parent:
type_alias = 'parent' # also could be None for abstract parents
class Child1(Parent):
type_alias = 'child1'
def __init__(self, a: int):
self.a = a
class Child2(Parent):
type_alias = 'child2'
def __init__(self, b: str):
self.b = b
serialize(Child1(1), Parent) # {'type_alias': 'child1', 'a': 1}
deserialize({'type_alias': 'child2', 'b': 'b'}, Parent) # Child2('b')
