def test_generate_architecture():
l1 = ConstructionWrapper.create('InputLayerImpl')
l2 = ConstructionWrapper.create('FooLayerImpl', name='bar')
l3 = ConstructionWrapper.create('FooLayerImpl', name='baz')
l4 = ConstructionWrapper.create('FooLayerImpl', name='out')
_ = l1 - 'foo' >> l2 >> 'A' - l4
_ = l1 - 'bar' >> l3 >> 'B' - l4
arch1 = generate_architecture(l1.layer)
arch2 = generate_architecture(l2.layer)
arch3 = generate_architecture(l3.layer)
assert arch1 == arch2
assert arch1 == arch3
assert arch1 == {
'Input': {
'@type': 'Input',
'@outgoing_connections': {
'foo': ['bar.default'],
'bar': ['baz.default'],
}
},
'bar': {
'@type': 'Foo',
'@outgoing_connections': {
'default': ['out.A'],
}
},
'baz': {
'@type': 'Foo',
'@outgoing_connections': {
'default': ['out.B'],
}
},
'out': {
'@type': 'Foo',
'@outgoing_connections': {}
}
}
def from_layer(cls, some_layer):
"""
Create Network instance from a construction layer.
Args:
some_layer (brainstorm.construction.ConstructionWrapper):
Some layer used to wire up an architecture with `>>`
Returns:
Network:
A fully functional Network instance.
"""
arch = generate_architecture(some_layer)
return cls.from_architecture(arch)
def from_layer(cls, some_layer):
"""
Create Network instance from a construction layer.
Args:
some_layer (brainstorm.construction.ConstructionWrapper):
Some layer used to wire up an architecture with `>>`
Returns:
Network:
A fully functional Network instance.
"""
arch = generate_architecture(some_layer)
return cls.from_architecture(arch)
assert isinstance(pch2, PyCudaHandler)
def test_describe_numpy_handler():
nh = NumpyHandler(np.float32)
d = get_description(nh)
assert d == {'@type': 'NumpyHandler', 'dtype': 'float32'}
nh2 = create_from_description(d)
assert isinstance(nh2, NumpyHandler)
assert nh2.dtype == np.float32
# ################# test describing a Network #################################
arch = generate_architecture(
bs.layers.Input(out_shapes={'default': (
'T', 'B', 7)}) >> bs.layers.FullyConnected(3) >> bs.layers.Loss())
def test_describe_network():
net = bs.Network.from_architecture(arch)
net.initialize(1)
assert get_description(net) == {
'@type': 'Network',
'architecture': json.loads(json.dumps(arch)),
'handler': {
'@type': 'NumpyHandler',
'dtype': 'float32'
},
'initializers': {
'default': 1
pch2 = create_from_description(d)
assert isinstance(pch2, PyCudaHandler)
def test_describe_numpy_handler():
nh = NumpyHandler(np.float32)
d = get_description(nh)
assert d == {'@type': 'NumpyHandler', 'dtype': 'float32'}
nh2 = create_from_description(d)
assert isinstance(nh2, NumpyHandler)
assert nh2.dtype == np.float32
# ################# test describing a Network #################################
arch = generate_architecture(
bs.layers.Input(out_shapes={'default': ('T', 'B', 7)}) >>
bs.layers.FullyConnected(3) >>
bs.layers.Loss())
def test_describe_network():
net = bs.Network.from_architecture(arch)
net.initialize(1)
assert get_description(net) == {
'@type': 'Network',
'architecture': json.loads(json.dumps(arch)),
'handler': {'@type': 'NumpyHandler', 'dtype': 'float32'},
'initializers': {'default': 1},
'weight_modifiers': {},
'gradient_modifiers': {},
'output_name': None
}