def __init__(self,
time_features=3,
fc_activation="relu",
encoder_layers=2,
decoder_layers=2,
fc_layers=3,
norm_epsilon=1e-6,
transformer_dropout_rate=0.2,
pre_out_dim=512,
out_dropout=0.3,
recycle_fc_activ=tf.keras.activations.elu):
super(TimeDiscriminator, self).__init__()
self.time_features = time_features
self.out_dropout = out_dropout
self.discr = transformer.Transformer(
embed_dim=time_features,
n_heads=1,
encoder_layers=encoder_layers,
decoder_layers=decoder_layers,
fc_layers=fc_layers,
norm_epsilon=norm_epsilon,
dropout_rate=transformer_dropout_rate,
fc_activation=fc_activation)
self.recycle_fc = tf.keras.layers.Dense(pre_out_dim,
activation=recycle_fc_activ)
self.last_fc = tf.keras.layers.Dense(1, activation='sigmoid')
def __init__(self,
embed_dim=16,
n_heads=4,
fc_activation="relu",
encoder_layers=2,
decoder_layers=2,
fc_layers=3,
norm_epsilon=1e-6,
transformer_dropout_rate=0.2,
pre_out_dim=512,
out_dropout=0.3,
recycle_fc_activ=tf.keras.activations.elu):
super(ChordsDiscriminator, self).__init__()
assert embed_dim % n_heads == 0, 'make sure: embed_dim % n_heads == 0'
self.out_dropout = out_dropout
self.embed_dim = embed_dim
self.discr = transformer.Transformer(
embed_dim=embed_dim,
n_heads=n_heads,
encoder_layers=encoder_layers,
decoder_layers=decoder_layers,
fc_layers=fc_layers,
norm_epsilon=norm_epsilon,
dropout_rate=transformer_dropout_rate,
fc_activation=fc_activation)
self.recycle_fc = tf.keras.layers.Dense(pre_out_dim,
activation=recycle_fc_activ)
self.last_fc = tf.keras.layers.Dense(1, activation='sigmoid')
def __init__(self,
num_emb,
emb_dim,
hidden_dim,
seq_len,
batch_size,
use_cuda,
test_mode=False):
super(Generator_attention, self).__init__()
# Constants Initialization
self.SOS_Index = 0
self.EOS_Index = 1
self.PAD_Index = 2
# Embeddings
self.emb = nn.Embedding(num_emb, emb_dim)
self.model = transformer.Transformer(self.emb,
self.PAD_Index,
self.emb.num_embeddings,
max_seq_len=max(seq_len, seq_len))
self.test_mode = test_mode
if not test_mode:
self.data_loader = GenDataIter('inshorts_test/real.data',
batch_size)
self.data_loader.reset()
"""
def __init__(self, num_layers, d_model, num_heads, dff, kernel_size,
dropout_rate, timesteps_in, timesteps_out, item, directory):
self.timesteps_in = timesteps_in
self.timesteps_out = timesteps_out
# fixed transformer parameters
input_vocab_size = 1 # there is only 1 feature
target_vocab_size = 1 # there is only 1 feature
pe_input = 10 * timesteps_in
pe_target = 10 * timesteps_out
# create transformer model
self.model = transformer.Transformer(num_layers, d_model, num_heads,
dff, input_vocab_size,
target_vocab_size, pe_input,
pe_target, kernel_size,
dropout_rate)
# training parameters
self.weights_dir = directory + "TX_" + str(item) + "_k" + str(kernel_size) + \
"_dm" + str(d_model) + "_df" + str(dff) + "_l" + str(num_layers) + \
"_h" + str(num_heads) + "_weights.h5py"
self.epochs = 30
self.threshold = 0.005
self.batch_size = 64
self.optimizer = tf.keras.optimizers.Adam(0.0001)
self.train_loss = tf.keras.metrics.Mean(name='train_loss')
def __init__(self):
trans = transformer.Transformer()
self.r2b = trans.transform_matrix_of_frames(
'head_camera_rgb_optical_frame', 'base_link')
self.camera = RGBD()
self.camera.read_point_cloud()
self.point_cloud = None
def __init__(self, i2w, use_knowledge, args, test=False):
super(Transformer, self).__init__()
self.args = args
self.use_knowledge = use_knowledge
# Vocab
self.i2w = i2w
self.w2i = {w: i for i, w in enumerate(i2w)}
self.transformer = transformer.Transformer(
len(i2w),
len(i2w),
src_pad_idx=self.w2i['_pad'],
trg_pad_idx=self.w2i['_pad'])
# Training
if test:
self.criterion = nn.CrossEntropyLoss(ignore_index=self.w2i['_pad'],
reduction='sum')
else:
self.criterion = nn.CrossEntropyLoss(ignore_index=self.w2i['_pad'])
self.optim = optim.Adam(lr=args.lr,
params=self.parameters(),
betas=(0.9, 0.997),
eps=1e-09)
def transformer(bsize=None):
import sys
sys.path.insert(0, './transformer/')
import transformer as transf
from data import DatasetManager
dm = DatasetManager("wmt14")
dm.maybe_download_data_files()
dm.load_vocab()
transformer = transf.Transformer(
num_heads=8,
d_model=512,
d_ff=2048,
model_name="transformer",
tf_sess_config=dict(allow_soft_placement=True)
)
train_params = dict(
learning_rate=1e-4,
batch_size=bsize,
seq_len=10,
max_steps=300000,
)
transformer.build_model("wmt14", dm.source_id2word, dm.target_id2word, 0,**train_params)
loss = transformer._loss
optimizer = tf.train.AdamOptimizer(learning_rate=0.2).minimize(tf.reduce_sum(loss))
return optimizer
def __init__(self, vocab_size, d_model, nhead, num_encoder_layers,
num_decoder_layers, dim_feedforward, max_seq_length,
pos_dropout, trans_dropout):
"""
Initializes the model
Parameters:
vocab_size (int): The amount of tokens in both vocabularies (including start, end, etc tokens)
d_model (int): Expected number of features in the encoder/decoder inputs, also used in embeddings
nhead (int): Number of heads in the transformer
num_encoder_layers (int): Number of sub-encoder layers in the transformer
num_decoder_layers (int): Number of sub-decoder layers in the transformer
dim_feedforward (int): Dimension of the feedforward network in the transformer
max_seq_length (int): Maximum length of each tokenized sentence
pos_dropout (float): Dropout value in the positional encoding
trans_dropout (float): Dropout value in the transformer
"""
super().__init__()
self.d_model = d_model
self.embedding = nn.Embedding(vocab_size, d_model)
self.pos_enc = PositionalEncoding(d_model, pos_dropout, max_seq_length)
# self.transformer = nn.Transformer(d_model, nhead, num_encoder_layers, num_decoder_layers, dim_feedforward, trans_dropout)
self.transformer = transformer.Transformer(d_model, nhead,
num_encoder_layers,
num_decoder_layers,
dim_feedforward,
trans_dropout)
self.fc = nn.Linear(d_model, vocab_size)
def __init__(self,
embed_dim=16,
n_heads=4,
kernel_size=3,
fc_activation="relu",
encoder_layers=2,
decoder_layers=2,
fc_layers=3,
norm_epsilon=1e-6,
transformer_dropout_rate=0.2,
pre_out_dim=512,
out_dropout=0.3,
recycle_fc_activ=tf.keras.activations.elu):
super(Discriminator, self).__init__()
assert embed_dim % n_heads == 0, 'make sure: embed_dim % n_heads == 0'
self.out_dropout = out_dropout
self.embed_dim = embed_dim
self.tm_in_expand = tf.keras.layers.Conv1D(filters=embed_dim,
kernel_size=kernel_size,
strides=1,
padding='same')
self.discr = transformer.Transformer(
embed_dim=embed_dim,
n_heads=n_heads,
encoder_layers=encoder_layers,
decoder_layers=decoder_layers,
fc_layers=fc_layers,
norm_epsilon=norm_epsilon,
dropout_rate=transformer_dropout_rate,
fc_activation=fc_activation)
self.comb_fc = tf.keras.layers.Dense(1)
self.recycle_fc = tf.keras.layers.Dense(pre_out_dim,
activation=recycle_fc_activ)
self.last_fc = tf.keras.layers.Dense(1, activation='sigmoid')
def __init__(self, observation_space_size, action_space_size):
self._hyperparameters = hyperparameters.Hyperparameters()
self._trajectory_memory = memories.TrajectoryMemory()
self._transformer = transformer.Transformer(
self._hyperparameters.device)
self._policy_network = neural_networks.PolicyNetwork(
observation_space_size, action_space_size,
self._hyperparameters.learning_rate, self._hyperparameters.device)
def test_nested_transformer_example_duplicates(self):
input_list = [{
'country': 'UK',
'city': 'London',
'currency': 'EUR',
'amount': 11.4
}, {
'country': 'UK',
'city': 'London',
'currency': 'EUR',
'amount': 8.9
}, {
'country': 'UK',
'city': 'London',
'currency': 'GBP',
'amount': 12.2
}, {
'country': 'UK',
'city': 'London',
'currency': 'FBP',
'amount': 10.9
}]
nest_keys = ['currency', 'country', 'city']
res = {
'EUR': {
'UK': {
'London': [{
'amount': 11.4
}, {
'amount': 8.9
}]
}
},
'GBP': {
'UK': {
'London': [{
'amount': 12.2
}]
}
},
'FBP': {
'UK': {
'London': [{
'amount': 10.9
}]
}
}
}
self.assertEqual(
transformer.Transformer().nested_transformer(
input_list, nest_keys), res)
def __init__(self,
embed_dim=16,
init_knl=3,
strt_dim=5,
n_heads=4,
fc_activation=tf.keras.activations.relu,
encoder_layers=2,
decoder_layers=2,
fc_layers=3,
norm_epsilon=1e-6,
transformer_dropout_rate=0.2,
noise_std=0.5,
max_pos=1000,
pos_conv_knl=3):
super(ChordsSynthesis, self).__init__()
self.strt_dim = strt_dim
self.embed_dim = embed_dim
self.encoder_layers = encoder_layers
self.decoder_layers = decoder_layers
self.noise_std = noise_std
self.init_fc = tf.keras.layers.Dense(embed_dim)
self.init_ext = tf.keras.layers.Conv1DTranspose(filters=embed_dim,
kernel_size=init_knl,
strides=strt_dim)
self.chords_extend = transformer.Transformer(
embed_dim=embed_dim,
n_heads=n_heads,
encoder_layers=encoder_layers,
decoder_layers=decoder_layers,
fc_layers=fc_layers,
norm_epsilon=norm_epsilon,
dropout_rate=transformer_dropout_rate,
fc_activation=fc_activation)
self.b_fc = tf.keras.layers.Dense(embed_dim,
kernel_initializer='he_normal',
bias_initializer='zeros')
self.g_fc = tf.keras.layers.Dense(embed_dim,
kernel_initializer='he_normal',
bias_initializer='ones')
self.noise_en_fc = tf.keras.layers.Dense(
embed_dim,
kernel_initializer='he_normal',
bias_initializer='zeros')
self.noise_de_fc = tf.keras.layers.Dense(
embed_dim,
kernel_initializer='he_normal',
bias_initializer='zeros')
self.pos_enc = util.positional_encoding(max_pos, embed_dim)
self.pos_comb_conv1 = tf.keras.layers.Conv1D(kernel_size=pos_conv_knl,
filters=embed_dim,
padding='same')
def run_model(config, vocab_enc, vocab_dec, vocab_de_bw, file):
model = transformer.Transformer(config)
model.to(config.device)
model.load_state_dict(torch.load(file))
sys.stdout.write("enter: ")
sys.stdout.flush()
for line in fileinput.input():
line = line.strip()
if 0 < len(line):
exec_model(config, vocab_enc, vocab_dec, vocab_de_bw, model, line)
sys.stdout.write("enter: ")
sys.stdout.flush()
def MakeTransformer(cols_to_train, fixed_ordering, seed=None):
return transformer.Transformer(
num_blocks=args.blocks,
d_model=args.dmodel,
d_ff=args.dff,
num_heads=args.heads,
nin=len(cols_to_train),
input_bins=[c.DistributionSize() for c in cols_to_train],
use_positional_embs=True,
activation=args.transformer_act,
fixed_ordering=fixed_ordering,
column_masking=args.column_masking,
seed=seed,
).to(DEVICE)
def main():
# create an embedding matrix + randomly sample input as well as target sequence
emb = nn.Embedding(VOCAB_SIZE, EMBEDDING_SIZE)
input_seq = torch.from_numpy(
np.random.randint(1, VOCAB_SIZE - 1, (INPUT_LEN, BATCH_SIZE)))
target_seq = torch.from_numpy(
np.random.randint(1, VOCAB_SIZE - 1, (INPUT_LEN, BATCH_SIZE)))
# -> we assume that index 0 is the <PAD> token
# create the models being compared
recurrent_model = EncDecWithAttn(emb, HIDDEN_SIZE)
transformer_model = transformer.Transformer(
emb, # text_emb
0, # pad_index
emb.num_embeddings, # output_size
max_seq_len=INPUT_LEN,
dim_model=HIDDEN_SIZE,
num_layers=1)
# move everything to the GPU, if possible
if GPU:
input_seq = input_seq.cuda()
target_seq = target_seq.cuda()
emb.cuda()
recurrent_model.cuda()
transformer_model.cuda()
# measure how long it takes the recurrent model to process the data
print("Testing the recurrent attention-based encoder-decoder model...")
times = []
for idx in range(NUM_RUNS):
start = time.time()
recurrent_model(input_seq, target_seq)
times.append(time.time() - start)
print("Run {} finished in {:.3f}s".format(idx + 1, times[-1]))
print("Avg. duration: {:.3f}s\n".format(np.mean(times)))
# flip the first two dimensions of the data, as the transformer expects the first dimension to be the batch
input_seq = input_seq.transpose(0, 1)
target_seq = target_seq.transpose(0, 1)
# measure how long it takes the transformer model to process the data
print("Testing the transformer model...")
times = []
for idx in range(NUM_RUNS):
start = time.time()
transformer_model(input_seq, target_seq)
times.append(time.time() - start)
print("Run {} finished in {:.3f}s".format(idx + 1, times[-1]))
print("Avg. duration: {:.3f}s".format(np.mean(times)))
def execute(self):
config = configparser.ConfigParser()
config.read('Config')
stagingpath = config.get('ConnectionString', 'stagingDbTransformer')
nalandapath = config.get('ConnectionString', 'nalandaDbTransformer')
# establish sink connection
sinkDbEngine = create_engine(nalandapath)
sinkConnection = sinkDbEngine.connect()
date = sinkConnection.execute(
'select max(latest_date) from account_latestfetchdate').fetchall(
)[0]
if (date == None or date[0] == None):
start_date = datetime.date(datetime.MINYEAR, 1, 1)
else:
date[0].strftime('%YYYY-%MM-%DD')
start_date = date[0]
logging.basicConfig(filename='Fetcher.log', level=logging.INFO)
logging.info('Transformation started !')
transformerObj = transformer.Transformer(stagingpath, nalandapath)
transformerObj.sync_student_info()
transformerObj.sync_class_info()
transformerObj.sync_school_info()
transformerObj.sync_content()
transformerObj.completed_questions_aggregation_student(start_date)
transformerObj.exercise_mastered_by_student(start_date)
transformerObj.exercise_attempts_by_students(start_date)
transformerObj.correct_questions_aggregation_student(start_date)
transformerObj.attempted_questions_aggregation_student(start_date)
transformerObj.mastery_level_aggregation_class(start_date)
transformerObj.mastery_level_aggregation_school(start_date)
transformerObj.exam_matrics(start_date)
transformerObj.lesson_result(start_date)
transformerObj.user_session_student(start_date)
transformerObj.user_session_aggregation_class(start_date)
transformerObj.user_session_aggregation_school(start_date)
transformerObj.clear_resource()
# sinkConnection.execute('insert into account_latestfetchdate(latest_date) values(NOW())')
logging.basicConfig(filename='Fetcher.log', level=logging.INFO)
logging.info('Transformation completed !')
def transformer_plumber():
start_date = "2017-07-10 00:00:00"
test = transformer.Transformer(
"mysql+mysqlconnector://root:@localhost/stagingtest",
"mysql+mysqlconnector://root:@localhost/nalandatest")
test.sync_student_info()
test.sync_class_info()
test.sync_school_info()
test.sync_content()
test.clear_log(start_date)
test.completed_questions_aggregation_student(start_date)
test.correct_questions_aggregation_student(start_date)
test.attempted_questions_aggregation_student(start_date)
test.completed_student(start_date)
test.mastery_level_aggregation_class(start_date)
test.mastery_level_aggregation_school(start_date)
test.clear_resource()
def build_model(arch, src_vocab_size, tgt_vocab_size, embedding_dim,
fcn_hidden_dim, num_heads, num_layers, dropout,
src_to_tgt_vocab_conversion_matrix):
"""
Builds model.
"""
model = transformer.Transformer(src_vocab_size=src_vocab_size, tgt_vocab_size=tgt_vocab_size,
embedding_dim=embedding_dim,
fcn_hidden_dim=fcn_hidden_dim, num_heads=num_heads, num_layers=num_layers,
dropout=dropout) \
if (arch == "transformer") \
else \
pointer_generator.PointerGeneratorTransformer(src_vocab_size=src_vocab_size, tgt_vocab_size=tgt_vocab_size,
src_to_tgt_vocab_conversion_matrix=src_to_tgt_vocab_conversion_matrix,
embedding_dim=embedding_dim,
fcn_hidden_dim=fcn_hidden_dim, num_heads=num_heads,
num_layers=num_layers,
dropout=dropout)
return model
def test_fixed_split_dims(self):
k_max = 3
occurs = {"C": 7, "H": 9, "O": 4}
species = get_species(occurs)
kbody_terms = sorted(
list(
set(["".join(sorted(c))
for c in combinations(species, k_max)])))
split_dims = []
for kbody_term in kbody_terms:
counter = Counter(get_atoms_from_kbody_term(kbody_term))
dims = [comb(occurs[e], k, True) for e, k in counter.items()]
split_dims.append(np.prod(dims))
split_dims = [int(x) for x in split_dims]
clf = transformer.Transformer(species=get_species({
"C": 2,
"H": 4
}),
k_max=k_max,
kbody_terms=kbody_terms,
split_dims=split_dims)
self.assertListEqual(clf.kbody_sizes, [0, 4, 0, 12, 0, 0, 4, 0, 0, 0])
self.assertAlmostEqual(clf.binary_weights.sum(), 20.0, delta=0.0001)
coords = get_example(6)
features, _, _ = clf.transform(Atoms(clf.species, coords))
offsets = [0] + np.cumsum(clf.split_dims).tolist()
selections = clf.kbody_selections
self.assertEqual(features.shape[0], comb(20, k_max, exact=True))
ccc = features[offsets[0]:offsets[1], :]
self.assertAlmostEqual(np.sum(ccc), 0.0, delta=epsilon)
cch = features[offsets[1]:offsets[2], :]
dists = pairwise_distances(coords[selections['CCH'][0]])
dists = dists[[0, 0, 1], [1, 2, 2]]
lmat = [1.5, 1.07, 1.07]
vsum = np.exp(-dists / np.asarray(lmat)).sum()
self.assertAlmostEqual(vsum, cch[0].sum(), delta=epsilon)
cco = features[offsets[2]:offsets[3], :]
self.assertAlmostEqual(np.sum(cco), 0.0, delta=epsilon)
def __init__(self, observation_space_size, action_space_size):
self._hyperparameters = hyperparameters.Hyperparameters()
self._epsilon_decay_process = annealing_processes.EpsilonDecayProcess(
self._hyperparameters.max_epsilon,
self._hyperparameters.min_epsilon,
self._hyperparameters.epsilon_decay_steps)
self._replay_memory = memories.ReplayMemory(
self._hyperparameters.memory_capacity, observation_space_size)
self._transformer = transformer.Transformer(
self._hyperparameters.device)
self._online_network = neural_networks.DQN(
observation_space_size, action_space_size,
self._hyperparameters.learning_rate, self._hyperparameters.device)
self._target_network = neural_networks.DQN(
observation_space_size, action_space_size,
self._hyperparameters.learning_rate, self._hyperparameters.device)
self._target_network.eval()
self._update_target_network()
self._action_space_size = action_space_size
self._step_counter = 0
def test_simple(self):
coords = get_example(21)
species = get_species({"Ta": 1, "B": 20})
k_max = 4
clf = transformer.Transformer(species, k_max=k_max)
shape = clf.shape
self.assertEqual(clf.ck2, comb(k_max, 2, exact=True))
self.assertListEqual(clf.split_dims, [4845, 1140])
self.assertListEqual(clf.kbody_sizes, clf.split_dims)
self.assertAlmostEqual(clf.binary_weights.sum(),
float(shape[0]),
delta=0.0001)
features, _, _ = clf.transform(Atoms(species, coords))
self.assertTupleEqual(features.shape, (5985, 6))
orders = np.argsort(features[0, :]).tolist()
self.assertListEqual(orders, list(range(6)))
orders = np.argsort(features[-1, [2, 4, 5]]).tolist()
self.assertListEqual(orders, list(range(3)))
orders = np.argsort(features[-1, [0, 1, 3]]).tolist()
self.assertListEqual(orders, list(range(3)))
def test_fixed_kbody_terms(self):
species = get_species({"C": 7, "H": 9, "N": 3})
k_max = 3
kbody_terms = sorted(
list(
set(["".join(sorted(c))
for c in combinations(species, k_max)])))
num_terms = len(kbody_terms)
coords = get_example(5)
clf = transformer.Transformer(species=get_species({
"C": 1,
"H": 4
}),
k_max=k_max,
kbody_terms=kbody_terms)
self.assertEqual(len(clf.split_dims), num_terms)
self.assertEqual(len(clf.kbody_terms), num_terms)
features, _, _ = clf.transform(Atoms(clf.species, coords))
self.assertTupleEqual(features.shape, (18, 3))
self.assertListEqual(clf.split_dims, [1, 1, 1, 6, 1, 1, 4, 1, 1, 1])
self.assertAlmostEqual(np.sum(features[0:3, :]), 0.0, delta=epsilon)
d12 = np.linalg.norm(coords[1, :] - coords[2, :])
s12 = 0.64
self.assertAlmostEqual(features[3, 2],
np.exp(-d12 / s12),
delta=epsilon)
selection = clf.kbody_selections['CHH']
self.assertEqual(len(selection), comb(4, 2, exact=True))
self.assertListEqual(selection[0], [0, 1, 2])
self.assertListEqual(selection[1], [0, 1, 3])
self.assertListEqual(selection[2], [0, 1, 4])
self.assertListEqual(selection[3], [0, 2, 3])
self.assertListEqual(selection[4], [0, 2, 4])
self.assertListEqual(selection[5], [0, 3, 4])
def predict(self, is_training):
# initializer = tf.variance_scaling_initializer(
# self.params["initializer_gain"], mode="fan_avg", distribution="uniform")
with tf.variable_scope("tf_inference", reuse=tf.AUTO_REUSE):
self.transformer = transformer.Transformer(self.config,
is_training)
self.attention_bias = model_utils.get_decoder_self_attention_bias(
self.max_len)
encoder_outputs = self.transformer.encode(self.inp,
self.attention_bias)
logits = self.transformer.embedding_softmax_layer.linear(
encoder_outputs)
loss = model_utils.soft_cross_entropy_loss(
logits, self.inp, self.config['label_smoothing'],
self.config['vocab_size'])
weights = tf.sequence_mask(self.inp_len,
self.max_len,
dtype=tf.int32)
loss = loss * tf.to_float(weights)
loss = tf.reduce_sum(loss, axis=1)
loss = loss / tf.to_float(self.inp_len)
return loss
def test_ghost(self):
species = get_species({"C": 7, "H": 9, "N": 3, "X": 1})
k_max = 3
kbody_terms = sorted(
list(
set(["".join(sorted(c))
for c in combinations(species, k_max)])))
coords = np.array([[0.15625000, 1.42857141, 0.00000000],
[0.51290443, 0.41976140, 0.00000000],
[0.51292284, 1.93296960, 0.87365150],
[0.51292284, 1.93296960, -0.87365150],
[-0.91375000, 1.42858459, 0.00000000]],
dtype=np.float64)
clf = transformer.Transformer(species=get_species({
"C": 1,
"H": 4,
"X": 1
}),
k_max=k_max,
kbody_terms=kbody_terms)
features, _, _ = clf.transform(Atoms(clf.species, coords))
# 4CH + 6HH + 6CHH + 4HHH + (10 - 2) + (6 - 2) = 32
self.assertTupleEqual(features.shape, (32, 3))
def MakeModel(self, table, train_data, table_primary_index=None):
cols_to_train = table.columns
if self.factorize:
cols_to_train = train_data.columns
fixed_ordering = self.MakeOrdering(table)
table_num_columns = table_column_types = table_indexes = None
if isinstance(train_data,
(common.SamplerBasedIterDataset,
common.FactorizedSampleFromJoinIterDataset)):
table_num_columns = train_data.table_num_columns
table_column_types = train_data.combined_columns_types
table_indexes = train_data.table_indexes
print('table_num_columns', table_num_columns)
print('table_column_types', table_column_types)
print('table_indexes', table_indexes)
print('table_primary_index', table_primary_index)
if self.use_transformer:
args = {
'num_blocks': 4,
'd_ff': 128,
'd_model': 32,
'num_heads': 4,
'd_ff': 64,
'd_model': 16,
'num_heads': 2,
'nin': len(cols_to_train),
'input_bins': [c.distribution_size for c in cols_to_train],
'use_positional_embs': False,
'activation': 'gelu',
'fixed_ordering': self.fixed_ordering,
'dropout': self.dropout,
'per_row_dropout': self.per_row_dropout,
'seed': None,
'join_args': {
'num_joined_tables': len(self.join_tables),
'table_dropout': self.table_dropout,
'table_num_columns': table_num_columns,
'table_column_types': table_column_types,
'table_indexes': table_indexes,
'table_primary_index': table_primary_index,
}
}
args.update(self.transformer_args)
model = transformer.Transformer(**args).to(
train_utils.get_device())
else:
model = MakeMade(
table=table,
scale=self.fc_hiddens,
layers=self.layers,
cols_to_train=cols_to_train,
seed=self.seed,
factor_table=train_data if self.factorize else None,
fixed_ordering=fixed_ordering,
special_orders=self.special_orders,
order_content_only=self.order_content_only,
order_indicators_at_front=self.order_indicators_at_front,
inv_order=True,
residual=self.residual,
direct_io=self.direct_io,
input_encoding=self.input_encoding,
output_encoding=self.output_encoding,
embed_size=self.embed_size,
dropout=self.dropout,
per_row_dropout=self.per_row_dropout,
grouped_dropout=self.grouped_dropout
if self.factorize else False,
fixed_dropout_ratio=self.fixed_dropout_ratio,
input_no_emb_if_leq=self.input_no_emb_if_leq,
embs_tied=self.embs_tied,
resmade_drop_prob=self.resmade_drop_prob,
# DMoL:
num_dmol=self.num_dmol,
scale_input=self.scale_input if self.num_dmol else False,
dmol_cols=self.dmol_cols if self.num_dmol else [],
# Join specific:
num_joined_tables=len(self.join_tables),
table_dropout=self.table_dropout,
table_num_columns=table_num_columns,
table_column_types=table_column_types,
table_indexes=table_indexes,
table_primary_index=table_primary_index,
)
return model
test_data = nsmc_dataset(ko_spm=ko_spm, nsmc_path=nsmc_test_path)
test_data_loader = DataLoader(test_data,
batch_size=batch_size,
shuffle=True,
num_workers=4,
drop_last=True)
# model setting
model = transformer.Transformer(n_src_vocab=ko_vocab_size,
n_trg_vocab=None,
src_pad_idx=0,
trg_pad_idx=0,
d_word_vec=128,
d_model=128,
d_inner=512,
n_layers=3,
n_head=4,
d_k=32,
d_v=32,
dropout=0.1,
n_position=256,
trg_emb_prj_weight_sharing=True,
emb_src_trg_weight_sharing=True)
model = torch.nn.DataParallel(model, device_ids=[0]).cuda()
finetuning_model = binary_classification(bart_model=model,
freeze_bart=False,
vocab_size=ko_vocab_size).cuda()
optimizer = torch.optim.Adam(
[{
m = 3
lr = 0.00035
context = 150
batch_size = 32
log_interval = 50
criterion = nn.NLLLoss()
root = "data/wikitext-2"
train_data = dataset.WikiText2(root, context, dataset.DatasetSplit.train)
valid_data = dataset.WikiText2(root, context, dataset.DatasetSplit.valid)
model = transformer.Transformer(context,
train_data.word_count(),
400,
40,
900,
heads,
layers,
tied_weights=True).to(device)
train_loader = torch.utils.data.DataLoader(dataset=train_data,
batch_size=batch_size,
shuffle=True)
def evaluate(data):
model.eval()
with torch.no_grad():
loss = 0.0
loader = torch.utils.data.DataLoader(dataset=data,
batch_size=batch_size,
logits, targets, params["label_smoothing"],
params["vocab_size_output"])
# assert xentropy.shape == weights.shape == (params['default_batch_size'], params['max_length_output'])
# 取平均，对padding的位置不纳入计算
loss = tf.reduce_sum(xentropy) / tf.reduce_sum(weights)
return loss
# init data and dict
print("Load data...")
dataset, inp_lang, targ_lang, input_val, target_val = load_data.prepare_tfdata(
"data/eng-spa.txt")
# init model
model = transformer.Transformer(params, train=False)
# Test
test_inputs, test_targets = input_val[:params[
"default_batch_size"]], target_val[:params["default_batch_size"]]
test_logits = model(test_inputs, test_targets)
print("TEST:", test_logits.shape)
# Load weights
model.load_weights(PATH)
print("load weights.")
# EVAL
for i in range(6):
print("----------\n Eval: ", i)
eval_loss = compute_loss(m=model,
def test__is_terminal_element_failure(self):
self.assertFalse(transformer.Transformer()._is_terminal_element(
['1', '2', '3'], '1'))
def test_nested_transformer_example_given(self):
input_list = [{
'country': 'US',
'city': 'Boston',
'currency': 'USD',
'amount': 100
}, {
'country': 'FR',
'city': 'Paris',
'currency': 'EUR',
'amount': 20
}, {
'country': 'FR',
'city': 'Lyon',
'currency': 'EUR',
'amount': 11.4
}, {
'country': 'ES',
'city': 'Madrid',
'currency': 'EUR',
'amount': 8.9
}, {
'country': 'UK',
'city': 'London',
'currency': 'GBP',
'amount': 12.2
}, {
'country': 'UK',
'city': 'London',
'currency': 'FBP',
'amount': 10.9
}]
nest_keys = ['currency', 'country', 'city']
res = {
'USD': {
'US': {
'Boston': [{
'amount': 100
}]
}
},
'EUR': {
'FR': {
'Paris': [{
'amount': 20
}],
'Lyon': [{
'amount': 11.4
}]
},
'ES': {
'Madrid': [{
'amount': 8.9
}]
}
},
'GBP': {
'UK': {
'London': [{
'amount': 12.2
}]
}
},
'FBP': {
'UK': {
'London': [{
'amount': 10.9
}]
}
}
}
self.assertEqual(
transformer.Transformer().nested_transformer(
input_list, nest_keys), res)
