def __init__(
self,
vocabulary_size,
embedding_size,
num_sampled=64,
activate_nce_loss=True,
nce_loss_args=None,
E_init=tl.initializers.random_uniform(minval=-1.0, maxval=1.0),
nce_W_init=tl.initializers.truncated_normal(stddev=0.03),
nce_b_init=tl.initializers.constant(value=0.0),
name=None, #'word2vec',
):
super(Word2vecEmbedding, self).__init__(name)
self.vocabulary_size = vocabulary_size
self.embedding_size = embedding_size
self.num_sampled = num_sampled
self.E_init = E_init
self.activate_nce_loss = activate_nce_loss
if self.activate_nce_loss:
self.nce_loss_args = nce_loss_args
self.nce_W_init = nce_W_init
self.nce_b_init = nce_b_init
if not self._built:
self.build(tuple())
self._built = True
logging.info("Word2vecEmbedding %s: (%d, %d)" % (self.name, self.vocabulary_size, self.embedding_size))
def __init__(
self,
keep=0.5,
n_units=100,
act=None,
W_init=tl.initializers.truncated_normal(stddev=0.1),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None, # 'dropconnect',
):
super().__init__(name)
if isinstance(keep, numbers.Real) and not (keep > 0 and keep <= 1):
raise ValueError("keep must be a scalar tensor or a float in the "
"range (0, 1], got %g" % keep)
self.keep = keep
self.n_units = n_units
self.act = act
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
if self.in_channels is not None:
self.build((None, self.in_channels))
self._built = True
logging.info(
"DropconnectDense %s: %d %s" %
(self.name, n_units, self.act.__name__ if self.act is not None else 'No Activation')
)
def __init__(
self,
act=None,
shape=(5, 1, 5),
stride=1,
padding='SAME',
data_format='NWC',
dilation_rate=1,
W_init=tl.initializers.truncated_normal(stddev=0.02),
b_init=tl.initializers.constant(value=0.0),
name=None # 'cnn1d_layer',
):
super().__init__(name)
self.act = act
self.n_filter = shape[-1]
self.filter_size = shape[0]
self.shape = shape
self.stride = stride
self.dilation_rate = dilation_rate
self.padding = padding
self.data_format = data_format
self.W_init = W_init
self.b_init = b_init
self.in_channels = shape[-2]
self.build(None)
self._built = True
logging.info(
"Conv1dLayer %s: shape: %s stride: %s pad: %s act: %s" % (
self.name, str(shape), str(stride), padding,
self.act.__name__ if self.act is not None else 'No Activation'
)
)
def __init__(
self,
n_units,
act=None,
W_init=tl.initializers.truncated_normal(stddev=0.1),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None, # 'dense',
):
super(Dense, self).__init__(name)
self.n_units = n_units
self.act = act
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
if self.in_channels is not None:
self.build(self.in_channels)
self._built = True
logging.info(
"Dense %s: %d %s" %
(self.name, self.n_units, self.act.__name__ if self.act is not None else 'No Activation')
)
def gunzip_file(gz_path, new_path):
"""Unzips from gz_path into new_path."""
logging.info("Unpacking %s to %s" % (gz_path, new_path))
with gzip.open(gz_path, "rb") as gz_file:
with open(new_path, "wb") as new_file:
for line in gz_file:
new_file.write(line)
def __init__(
self,
fw_cell,
bw_cell,
return_seq_2d=False,
return_state=False,
in_channels=None,
name=None, # 'birnn'
):
super(BiRNN, self).__init__(name)
self.fw_cell = fw_cell
self.bw_cell = bw_cell
self.return_seq_2d = return_seq_2d
self.return_state = return_state
if in_channels is not None:
self.build((None, None, in_channels))
self._built = True
logging.info(
"BiRNN %s: fw_cell: %s, fw_n_units: %s, bw_cell: %s, bw_n_units： %s" % (
self.name, self.fw_cell.__class__.__name__, self.fw_cell.units, self.bw_cell.__class__.__name__,
self.bw_cell.units
)
)
def load_celebA_dataset(path='data'):
"""Load CelebA dataset
Return a list of image path.
Parameters
-----------
path : str
The path that the data is downloaded to, defaults is ``data/celebA/``.
"""
data_dir = 'celebA'
filename, drive_id = "img_align_celeba.zip", "0B7EVK8r0v71pZjFTYXZWM3FlRnM"
save_path = os.path.join(path, filename)
image_path = os.path.join(path, data_dir)
if os.path.exists(image_path):
logging.info('[*] {} already exists'.format(save_path))
else:
exists_or_mkdir(path)
download_file_from_google_drive(drive_id, save_path)
zip_dir = ''
with zipfile.ZipFile(save_path) as zf:
zip_dir = zf.namelist()[0]
zf.extractall(path)
os.remove(save_path)
os.rename(os.path.join(path, zip_dir), image_path)
data_files = load_file_list(path=image_path, regx='\\.jpg', printable=False)
for i, _v in enumerate(data_files):
data_files[i] = os.path.join(image_path, data_files[i])
return data_files
def __init__(
self,
act=None,
epsilon=1e-5,
beta_init=tl.initializers.constant(0.0),
gamma_init=tl.initializers.constant(1.0),
moving_mean_init=tl.initializers.zeros(),
# beta_init=tf.compat.v1.initializers.constant(0.0),
# gamma_init=tf.compat.v1.initializers.constant(1.0),
# moving_mean_init=tf.compat.v1.initializers.zeros(),
data_format='channels_last',
name=None, #'switchnorm',
):
# super(SwitchNorm, self).__init__(prev_layer=prev_layer, act=act, name=name)
super().__init__(name)
self.act = act
self.epsilon = epsilon
self.beta_init = beta_init
self.gamma_init = gamma_init
self.moving_mean_init = moving_mean_init
self.data_format = data_format
logging.info(
"SwitchNorm %s: epsilon: %f act: %s" %
(self.name, epsilon, self.act.__name__ if self.act is not None else 'No Activation')
)
def __init__(self, name=None): #'flatten'):
super(Flatten, self).__init__(name)
self.build()
self._built = True
logging.info("Flatten %s:" % (self.name))
def __init__(
self, #prev_layer,
center=True,
scale=True,
act=None,
# reuse=None,
# variables_collections=None,
# outputs_collections=None,
# trainable=True,
epsilon=1e-12,
begin_norm_axis=1,
begin_params_axis=-1,
beta_init=tl.initializers.zeros(),
gamma_init=tl.initializers.ones(),
data_format='channels_last',
name=None,
):
# super(LayerNorm, self).__init__(prev_layer=prev_layer, act=act, name=name)
super(LayerNorm, self).__init__(name)
self.center = center
self.scale = scale
self.act = act
self.epsilon = epsilon
self.begin_norm_axis = begin_norm_axis
self.begin_params_axis = begin_params_axis
self.beta_init = beta_init
self.gamma_init = gamma_init
self.data_format = data_format
logging.info(
"LayerNorm %s: act: %s" % (self.name, self.act.__name__ if self.act is not None else 'No Activation')
)
def __init__(
self,
n_units=100,
act=None,
bitW=8,
bitA=8,
use_gemm=False,
W_init=tl.initializers.truncated_normal(stddev=0.1),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None, #'quan_dense',
):
super().__init__(name)
self.n_units = n_units
self.act = act
self.bitW = bitW
self.bitA = bitA
self.use_gemm = use_gemm
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
if self.in_channels is not None:
self.build((None, self.in_channels))
self._built = True
logging.info(
"QuanDense %s: %d %s" %
(self.name, n_units, self.act.__name__ if self.act is not None else 'No Activation')
)
def load_nietzsche_dataset(path='data'):
"""Load Nietzsche dataset.
Parameters
----------
path : str
The path that the data is downloaded to, defaults is ``data/nietzsche/``.
Returns
--------
str
The content.
Examples
--------
>>> see tutorial_generate_text.py
>>> words = tl.files.load_nietzsche_dataset()
>>> words = basic_clean_str(words)
>>> words = words.split()
"""
logging.info("Load or Download nietzsche dataset > {}".format(path))
path = os.path.join(path, 'nietzsche')
filename = "nietzsche.txt"
url = 'https://s3.amazonaws.com/text-datasets/'
filepath = maybe_download_and_extract(filename, path, url)
with open(filepath, "r") as f:
words = f.read()
return words
def __init__(
self,
offset_layer=None,
# shape=(3, 3, 1, 100),
n_filter=32,
filter_size=(3, 3),
act=None,
padding='SAME',
W_init=tl.initializers.truncated_normal(stddev=0.02),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None # 'deformable_conv_2d',
):
super().__init__(name)
self.offset_layer = offset_layer
self.n_filter = n_filter
self.filter_size = filter_size
self.act = act
self.padding = padding
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
self.kernel_n = filter_size[0] * filter_size[1]
if self.offset_layer.get_shape()[-1] != 2 * self.kernel_n:
raise AssertionError("offset.get_shape()[-1] is not equal to: %d" % 2 * self.kernel_n)
logging.info(
"DeformableConv2d %s: n_filter: %d, filter_size: %s act: %s" %
(self.name, self.n_filter, str(self.filter_size), self.act.__name__ if self.act is not None else 'No Activation')
)
def __init__(self, num=None, axis=0, name=None): #'unstack'):
super().__init__(name)
self.num = num
self.axis = axis
self.build(None)
self._built = True
logging.info("UnStack %s: num: %s axis: %d" % (self.name, self.num, self.axis))
def __init__(self, group, name=None): #'reshape'):
super(Shuffle, self).__init__(name)
self.group = group
logging.info("Shuffle %s" % (self.name))
self.build()
self._built = True
def __init__(self, shape, name=None): #'reshape'):
super(Reshape, self).__init__(name)
self.shape = shape
logging.info("Reshape %s" % (self.name))
self.build()
self._built = True
def find_top_dataset(self, dataset_name=None, sort=None, **kwargs):
"""Finds and returns a dataset from the database which matches the requirement.
Parameters
----------
dataset_name : str
The name of dataset.
sort : List of tuple
PyMongo sort comment, search "PyMongo find one sorting" and `collection level operations <http://api.mongodb.com/python/current/api/pymongo/collection.html>`__ for more details.
kwargs : other events
Other events, such as description, author and etc (optinal).
Examples
---------
Save dataset
>>> db.save_dataset([X_train, y_train, X_test, y_test], 'mnist', description='this is a tutorial')
Get dataset
>>> dataset = db.find_top_dataset('mnist')
>>> datasets = db.find_datasets('mnist')
Returns
--------
dataset : the dataset or False
Return False if nothing found.
"""
self._fill_project_info(kwargs)
if dataset_name is None:
raise Exception("dataset_name is None, please give a dataset name")
kwargs.update({'dataset_name': dataset_name})
s = time.time()
d = self.db.Dataset.find_one(filter=kwargs, sort=sort)
if d is not None:
dataset_id = d['dataset_id']
else:
print("[Database] FAIL! Cannot find dataset: {}".format(kwargs))
return False
try:
dataset = self._deserialization(self.dataset_fs.get(dataset_id).read())
pc = self.db.Dataset.find(kwargs)
print("[Database] Find one dataset SUCCESS, {} took: {}s".format(kwargs, round(time.time() - s, 2)))
# check whether more datasets match the requirement
dataset_id_list = pc.distinct('dataset_id')
n_dataset = len(dataset_id_list)
if n_dataset != 1:
print(" Note that there are {} datasets match the requirement".format(n_dataset))
return dataset
except Exception as e:
exc_type, exc_obj, exc_tb = sys.exc_info()
fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
logging.info("{} {} {} {} {}".format(exc_type, exc_obj, fname, exc_tb.tb_lineno, e))
return False
def __init__(self, multiples=None, name=None): #'tile'):
super(Tile, self).__init__(name)
self.multiples = multiples
self.build((None, ))
self._built = True
logging.info("Tile %s: multiples: %s" % (self.name, self.multiples))
def save_model(self, network=None, model_name='model', **kwargs):
"""Save model architecture and parameters into database, timestamp will be added automatically.
Parameters
----------
network : TensorLayer layer
TensorLayer layer instance.
model_name : str
The name/key of model.
kwargs : other events
Other events, such as name, accuracy, loss, step number and etc (optinal).
Examples
---------
Save model architecture and parameters into database.
>>> db.save_model(net, accuracy=0.8, loss=2.3, name='second_model')
Load one model with parameters from database (run this in other script)
>>> net = db.find_top_model(sess=sess, accuracy=0.8, loss=2.3)
Find and load the latest model.
>>> net = db.find_top_model(sess=sess, sort=[("time", pymongo.DESCENDING)])
>>> net = db.find_top_model(sess=sess, sort=[("time", -1)])
Find and load the oldest model.
>>> net = db.find_top_model(sess=sess, sort=[("time", pymongo.ASCENDING)])
>>> net = db.find_top_model(sess=sess, sort=[("time", 1)])
Get model information
>>> net._accuracy
... 0.8
Returns
---------
boolean : True for success, False for fail.
"""
kwargs.update({'model_name': model_name})
self._fill_project_info(kwargs) # put project_name into kwargs
params = network.get_all_params()
s = time.time()
kwargs.update({'architecture': network.all_graphs, 'time': datetime.utcnow()})
try:
params_id = self.model_fs.put(self._serialization(params))
kwargs.update({'params_id': params_id, 'time': datetime.utcnow()})
self.db.Model.insert_one(kwargs)
print("[Database] Save model: SUCCESS, took: {}s".format(round(time.time() - s, 2)))
return True
except Exception as e:
exc_type, exc_obj, exc_tb = sys.exc_info()
fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
logging.info("{} {} {} {} {}".format(exc_type, exc_obj, fname, exc_tb.tb_lineno, e))
print("[Database] Save model: FAIL")
return False
def __init__(self, perm=None, conjugate=False, name=None): #'transpose'):
super(Transpose, self).__init__(name)
self.perm = perm
self.conjugate = conjugate
logging.info("Transpose %s: perm: %s, conjugate: %s" % (self.name, self.perm, self.conjugate))
self.build()
self._built = True
def restore_params(network, path='models'):
logging.info("Restore pre-trained parameters")
maybe_download_and_extract(
'squeezenet.npz', path, 'https://github.com/tensorlayer/pretrained-models/raw/master/models/',
expected_bytes=7405613
) # ls -al
params = load_npz(name=os.path.join(path, 'squeezenet.npz'))
assign_weights(params[:len(network.weights)], network)
del params
def __init__(self, groups=32, epsilon=1e-06, act=None, data_format='channels_last', name=None): #'groupnorm'):
# super(GroupNorm, self).__init__(prev_layer=prev_layer, act=act, name=name)
super().__init__(name)
self.groups = groups
self.epsilon = epsilon
self.act = act
self.data_format = data_format
logging.info(
"GroupNorm %s: act: %s" % (self.name, self.act.__name__ if self.act is not None else 'No Activation')
)
def __init__(
self,
axis=1,
name=None, #'stack',
):
super().__init__(name)
self.axis = axis
self.build(None)
self._built = True
logging.info("Stack %s: axis: %d" % (self.name, self.axis))
def delete_model(self, **kwargs):
"""Delete model.
Parameters
-----------
kwargs : logging information
Find items to delete, leave it empty to delete all log.
"""
self._fill_project_info(kwargs)
self.db.Model.delete_many(kwargs)
logging.info("[Database] Delete Model SUCCESS")
def __init__(
self,
init_scale=0.05,
name='scale',
):
super(Scale, self).__init__(name)
self.init_scale = init_scale
self.build((None, ))
self._built = True
logging.info("Scale %s: init_scale: %f" % (self.name, self.init_scale))
def __init__(
self,
axis,
name=None # 'expand_dims',
):
super(ExpandDims, self).__init__(name)
self.axis = axis
self.build((None, ))
self._built = True
logging.info("ExpandDims %s: axis: %d" % (self.name, self.axis))
def __init__(
self,
data_format='channels_last',
name=None # 'globalmeanpool3d'
):
super().__init__(name)
self.data_format = data_format
self.build()
self._built = True
logging.info("GlobalMeanPool3d %s" % self.name)
def __init__(
self,
concat_dim=-1,
name=None, #'concat',
):
super(Concat, self).__init__(name)
self.concat_dim = concat_dim
self.build(None)
self._built = True
logging.info("Concat %s: concat_dim: %d" % (self.name, concat_dim))
def __init__(
self,
data_format="channels_last",
name=None # 'globalmaxpool1d'
):
super().__init__(name)
self.data_format = data_format
self.build()
self._built = True
logging.info("GlobalMaxPool1d %s" % self.name)
def restore_model(model, layer_type):
logging.info("Restore pre-trained weights")
# download weights
maybe_download_and_extract(model_saved_name[layer_type], 'models', model_urls[layer_type])
weights = []
if layer_type == 'vgg16':
npz = np.load(os.path.join('models', model_saved_name[layer_type]))
# get weight list
for val in sorted(npz.items()):
logging.info(" Loading weights %s in %s" % (str(val[1].shape), val[0]))
weights.append(val[1])
if len(model.weights) == len(weights):
break
elif layer_type == 'vgg19':
npz = np.load(os.path.join('models', model_saved_name[layer_type]), encoding='latin1').item()
# get weight list
for val in sorted(npz.items()):
logging.info(" Loading %s in %s" % (str(val[1][0].shape), val[0]))
logging.info(" Loading %s in %s" % (str(val[1][1].shape), val[0]))
weights.extend(val[1])
if len(model.weights) == len(weights):
break
# assign weight values
assign_weights(weights, model)
del weights
def __init__(
self,
bitW=1,
bitA=3,
n_filter=32,
filter_size=(3, 3),
strides=(1, 1),
act=None,
padding='SAME',
use_gemm=False,
data_format="channels_last",
dilation_rate=(1, 1),
W_init=tl.initializers.truncated_normal(stddev=0.02),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None # 'dorefa_cnn2d',
):
super().__init__(name)
self.bitW = bitW
self.bitA = bitA
self.n_filter = n_filter
self.filter_size = filter_size
self.strides = self._strides = strides
self.act = act
self.padding = padding
self.use_gemm = use_gemm
self.data_format = data_format
self.dilation_rate = self._dilation_rate = dilation_rate
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
if self.in_channels:
self.build(None)
self._built = True
logging.info(
"DorefaConv2d %s: n_filter: %d filter_size: %s strides: %s pad: %s act: %s"
% (self.name, n_filter, str(filter_size), str(strides), padding,
self.act.__name__ if self.act is not None else 'No Activation'))
if self.use_gemm:
raise Exception(
"TODO. The current version use tf.matmul for inferencing.")
if len(self.strides) != 2:
raise ValueError("len(strides) should be 2.")
def __init__(
self,
prev_layer,
n_filter=32,
filter_size=(3, 3),
out_size=(30, 30), # remove
strides=(2, 2),
padding='SAME',
batch_size=None, # remove
act=None,
W_init=tf.truncated_normal_initializer(stddev=0.02),
b_init=tf.constant_initializer(value=0.0),
W_init_args=None, # TODO: Remove when TF <1.3 not supported
b_init_args=None, # TODO: Remove when TF <1.3 not supported
name='decnn2d'):
super(DeConv2d, self).__init__(prev_layer=prev_layer,
act=act,
W_init_args=W_init_args,
b_init_args=b_init_args,
name=name)
logging.info(
"DeConv2d %s: n_filters: %s strides: %s pad: %s act: %s" %
(self.name, str(n_filter), str(strides), padding,
self.act.__name__ if self.act is not None else 'No Activation'))
if len(strides) != 2:
raise ValueError(
"len(strides) should be 2, DeConv2d and DeConv2dLayer are different."
)
conv2d_transpose = tf.layers.Conv2DTranspose(filters=n_filter,
kernel_size=filter_size,
strides=strides,
padding=padding,
activation=self.act,
kernel_initializer=W_init,
bias_initializer=b_init,
name=name)
self.outputs = conv2d_transpose(self.inputs)
# new_variables = conv2d_transpose.weights # new_variables = tf.get_collection(TF_GRAPHKEYS_VARIABLES, scope=vs.name)
# new_variables = tf.get_collection(TF_GRAPHKEYS_VARIABLES, scope=self.name) #vs.name)
new_variables = get_collection_trainable(self.name)
self._add_layers(self.outputs)
self._add_params(new_variables)
def __init__(self,
groups=32,
epsilon=1e-06,
act=None,
data_format='channels_last',
name=None): #'groupnorm'):
# super(GroupNorm, self).__init__(prev_layer=prev_layer, act=act, name=name)
super().__init__(name)
self.groups = groups
self.epsilon = epsilon
self.act = act
self.data_format = data_format
logging.info(
"GroupNorm %s: act: %s" %
(self.name,
self.act.__name__ if self.act is not None else 'No Activation'))
def __init__(
self,
prev_layer,
padding,
name='zeropad3d',
):
super(ZeroPad3d, self).__init__(prev_layer=prev_layer, name=name)
logging.info("ZeroPad3d %s: padding: %s" % (self.name, str(padding)))
if not isinstance(padding, (int, tuple)):
raise AssertionError()
self.outputs = tf.keras.layers.ZeroPadding3D(
padding=padding, name=name)(self.inputs) # TODO: Stop using Keras
self._add_layers(self.outputs)
def __init__(
self, prev_layer, filter_size=(3, 3, 3), strides=(2, 2, 2), padding='valid', data_format='channels_last',
name='meanpool3d'
):
super(MeanPool3d, self).__init__(prev_layer=prev_layer, name=name)
logging.info(
"MeanPool3d %s: filter_size: %s strides: %s padding: %s" %
(self.name, str(filter_size), str(strides), str(padding))
)
self.outputs = tf.layers.average_pooling3d(
prev_layer.outputs, filter_size, strides, padding=padding, data_format=data_format, name=name
)
self._add_layers(self.outputs)
def __init__(self, train_or_test, name='cyclegan', path='raw_data', filename='summer2winter_yosemite'):
self.path = os.path.join(path, name)
self.train_or_test = train_or_test
if folder_exists(os.path.join(path, filename)) is False:
logging.info("[*] {} is nonexistent in {}".format(filename, path))
filepath = maybe_download_and_extract(filename=filename + '.zip', working_directory=path,
url_source=CYCLEGAN_BASE_URL, extract=True)
del_file(filepath)
assert self.train_or_test in ['train', 'test']
if self.train_or_test == 'train':
self.im_A_path = load_file_list(path=os.path.join(path, filename, "trainA"), regx='\\.jpg', printable=False)
self.im_B_path = load_file_list(path=os.path.join(path, filename, "trainB"), regx='\\.jpg', printable=False)
else:
self.im_A_path = load_file_list(path=os.path.join(path, filename, "testA"), regx='\\.jpg', printable=False)
self.im_B_path = load_file_list(path=os.path.join(path, filename, "testB"), regx='\\.jpg', printable=False)
def __init__(
self,
out_size=(40, 40),
in_channels=None,
data_format='channel_last',
name=None,
):
super(SpatialTransformer2dAffine, self).__init__(name)
self.in_channels = in_channels
self.out_size = out_size
self.data_format = data_format
if self.in_channels is not None:
self.build(self.in_channels)
self._built = True
logging.info("SpatialTransformer2dAffine %s" % self.name)
def find_min_max_kld(data):
(P, min_data, max_data, delta) = convert_layer_output(data)
P = smooth(P, 512)
# find max first
klds_max = calc_kld(P, QUANTIZE_SIZE, BINS_NUMBER, 0, 0, delta,
max_data, min_data)
(tmp, max_bin) = min(zip(klds_max.values(), klds_max.keys()))[1]
klds_min = calc_kld(P, max_bin, max_bin, 0, max_bin - 1, delta,
max_data, min_data)
(min_bin, tmp) = min(zip(klds_min.values(), klds_min.keys()))[1]
threshold_min = (min_bin) * delta + (min_data)
threshold_max = (max_bin) * delta + (min_data)
logging.info('Min data(threshold_min): %f' % threshold_min)
logging.info('Max data(threshold_max): %f' % threshold_max)
return (threshold_min, threshold_max)
def __init__(
self,
n_filter=32,
filter_size=(3, 3),
strides=(2, 2),
act=None,
padding='SAME',
dilation_rate=(1, 1),
data_format='channels_last',
W_init=tl.initializers.truncated_normal(stddev=0.02),
b_init=tl.initializers.constant(value=0.0),
in_channels=None,
name=None # 'decnn2d'
):
super().__init__(name)
self.n_filter = n_filter
self.filter_size = filter_size
self.strides = strides
self.padding = padding
self.act = act
self.data_format = data_format
self.dilation_rate = dilation_rate
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
# Attention: To build, we need not only the in_channels!
# if self.in_channels:
# self.build(None)
# self._built = True
logging.info(
"DeConv2d {}: n_filters: {} strides: {} padding: {} act: {} dilation: {}"
.format(
self.name,
str(n_filter),
str(strides),
padding,
self.act.__name__ if self.act is not None else 'No Activation',
dilation_rate,
))
if len(strides) != 2:
raise ValueError(
"len(strides) should be 2, DeConv2d and DeConv2dLayer are different."
)
def __init__(self, network, idx):
logging.info("### init Upload_Layer")
#KLA_LINEAR = 0,KLA_RELU = 1,KLA_RELU6 = 2
self.type = EL_K210_UPLOAD
self.typename = "EL_K210_UPLOAD"
layer = network.all_layers[idx]
shape = layer._nodes[0].out_tensors[0].shape.as_list()
if len(shape) != 4:
raise RuntimeError("only support 4-D fc now!")
self.width = shape[1]
self.height = shape[2]
self.channels = shape[3]
self.memsize = self.width * self.height * self.channels
self.outsize = 0
logging.info("Upload_Layer: WxHxC=%dx%dx%d" %
(self.width, self.height, self.channels))
def __init__(
self,
padding=None,
mode='CONSTANT',
name=None, #'pad_layer',
):
# super(PadLayer, self).__init__(prev_layer=prev_layer, name=name)
super().__init__(name)
self.padding = padding
self.mode = mode
logging.info("PadLayer %s: padding: %s mode: %s" % (self.name, list(self.padding), self.mode))
if self.padding is None:
raise Exception(
"padding should be a Tensor of type int32. see https://www.tensorflow.org/api_docs/python/tf/pad"
)
def __init__(
self,
channel_shared=False,
a_init=tf.compat.v1.initializers.truncated_normal(mean=0.0,
stddev=0.1),
a_init_args=None,
name=None # "prelu"
):
# super(PRelu, self).__init__(prev_layer=prev_layer, act=tf.nn.leaky_relu, a_init_args=a_init_args, name=name)
super().__init__(name)
self.channel_shared = channel_shared
self.a_init = a_init
self.a_init_args = a_init_args
logging.info("PRelu %s: channel_shared: %s" %
(self.name, self.channel_shared))
def __init__(self,
prev_layer,
n_filter=32,
filter_size=5,
stride=1,
dilation_rate=1,
act=None,
padding='SAME',
data_format="channels_last",
W_init=tf.truncated_normal_initializer(stddev=0.02),
b_init=tf.constant_initializer(value=0.0),
W_init_args=None,
b_init_args=None,
name='conv1d'):
super(Conv1d, self).__init__(prev_layer=prev_layer,
act=act,
W_init_args=W_init_args,
b_init_args=b_init_args,
name=name)
logging.info(
"Conv1d %s: n_filter: %d filter_size: %s stride: %d pad: %s act: %s dilation_rate: %d"
% (self.name, n_filter, filter_size, stride, padding,
self.act.__name__ if self.act is not None else 'No Activation',
dilation_rate))
_conv1d = tf.layers.Conv1D(filters=n_filter,
kernel_size=filter_size,
strides=stride,
padding=padding,
data_format=data_format,
dilation_rate=dilation_rate,
activation=self.act,
use_bias=(True if b_init else False),
kernel_initializer=W_init,
bias_initializer=b_init,
name=name)
# _conv1d.dtype = LayersConfig.tf_dtype # unsupport, it will use the same dtype of inputs
self.outputs = _conv1d(self.inputs)
# new_variables = _conv1d.weights # new_variables = tf.get_collection(TF_GRAPHKEYS_VARIABLES, scope=vs.name)
# new_variables = tf.get_collection(TF_GRAPHKEYS_VARIABLES, scope=self.name) #vs.name)
new_variables = get_collection_trainable(self.name)
self._add_layers(self.outputs)
self._add_params(new_variables)
def __init__(
self,
combine_fn=tf.minimum,
act=None,
name=None, #'elementwise',
):
super(Elementwise, self).__init__(name, act=act)
self.combine_fn = combine_fn
self.build(None)
self._built = True
logging.info(
"Elementwise %s: fn: %s act: %s" %
(self.name, combine_fn.__name__,
('No Activation' if self.act is None else self.act.__name__)))
def train_and_validate_to_end(self, validate_step_size=50):
"""Train the model until the end of the dataset, and validate every N mini-batches.
Parameters
----------
validate_step_size : int
Validate the training network every N steps.
"""
while not self._sess.should_stop():
self.train_on_batch() # Run a training step synchronously.
if self.global_step % validate_step_size == 0:
# logging.info("Average loss for validation dataset: %s" % self.get_validation_metrics())
log_str = 'step: %d, ' % self.global_step
for n, m in self.validation_metrics:
log_str += '%s: %f, ' % (n.name, m)
logging.info(log_str)
def __init__(self,
prev_layer,
data_format='channels_last',
name='globalmaxpool2d'):
super(GlobalMaxPool2d, self).__init__(prev_layer=prev_layer, name=name)
logging.info("GlobalMaxPool2d %s" % self.name)
if data_format == 'channels_last':
self.outputs = tf.reduce_max(self.inputs, axis=[1, 2], name=name)
elif data_format == 'channels_first':
self.outputs = tf.reduce_max(self.inputs, axis=[2, 3], name=name)
else:
raise ValueError(
"`data_format` should have one of the following values: [`channels_last`, `channels_first`]"
)
self._add_layers(self.outputs)
def delete_tasks(self, **kwargs):
"""Delete tasks.
Parameters
-----------
kwargs : logging information
Find items to delete, leave it empty to delete all log.
Examples
---------
>>> db.delete_tasks()
"""
self._fill_project_info(kwargs)
self.db.Task.delete_many(kwargs)
logging.info("[Database] Delete Task SUCCESS")
def __init__(self,
prev_layer,
act=None,
shape=(5, 1, 5),
stride=1,
padding="SAME",
W_init=tf.truncated_normal_initializer(stddev=0.02),
b_init=tf.constant_initializer(value=0.0),
W_init_args=None,
b_init_args=None,
name="TCAConv1dLayer"
):
super(TCAConv1dLayer, self).__init__(prev_layer=prev_layer, act=act, W_init_args=W_init_args,
b_init_args=b_init_args, name=name)
logging.info(
"TCACConv1dLayer %s: shape: %s stride: %s pad: %s act: %s" % (
self.name, str(shape), str(stride), padding,
self.act.__name__ if self.act is not None else 'No Activation'
)
)
if self.inputs.get_shape().ndims != 4:
raise AssertionError(
"The input dimension must be rand 3[batch_size, sentence, word_representation, relation_cnt]")
self.relation_cnt = int(self.inputs.get_shape()[-1])
self.sentence_size = int(self.inputs.get_shape()[1])
with tf.variable_scope(name):
self.index_layer = [IndexLayer(self.inputs, i, "IndexLayer_%d" % (i)) for i in range(self.relation_cnt)]
self.conv_layer = [
tl.layers.Conv1dLayer(layer, act=act, shape=shape, stride=stride, padding=padding, W_init=W_init,
b_init=b_init, W_init_args=W_init_args, b_init_args=b_init_args,
name="conv1d_%d" % (layer.index)) for layer in
self.index_layer]
self.maxpooling_layer = \
[
tl.layers.MaxPool1d(layer, filter_size=self.sentence_size, strides=self.sentence_size,
padding="valid", name="maxpooling1d_%d" % (i))
for i, layer in enumerate(self.conv_layer)
]
self.outputs = tf.concat(
[tf.expand_dims(input=tf.squeeze(layer.outputs, axis=1), axis=-1) for layer in self.maxpooling_layer],
axis=-1)
# (32, 1000, 19)
self._add_layers(self.outputs)
def __init__(
self,
n_filter=32,
filter_size=(3, 3),
strides=(2, 2),
act=None,
padding='SAME',
dilation_rate=(1, 1),
data_format='channels_last',
W_init=tf.compat.v1.initializers.truncated_normal(stddev=0.02),
b_init=tf.compat.v1.initializers.constant(value=0.0),
W_init_args=None, # TODO: Remove when TF <1.3 not supported
b_init_args=None, # TODO: Remove when TF <1.3 not supported
name=None, #'decnn2d'
):
# super(DeConv2d, self
# ).__init__(prev_layer=prev_layer, act=act, W_init_args=W_init_args, b_init_args=b_init_args, name=name)
super().__init__(name)
self.n_filter = n_filter
self.filter_size = filter_size
self.strides = strides
self.padding = padding
self.act = act
self.data_format = data_format
self.dilation_rate = dilation_rate
self.W_init = W_init
self.b_init = b_init
self.W_init_args = W_init_args # TODO: Remove when TF <1.3 not supported
self.b_init_args = b_init_args # TODO: Remove when TF <1.3 not supported
logging.info(
"DeConv2d {}: n_filters: {} strides: {} padding: {} act: {} dilation: {}"
.format(
self.name,
str(n_filter),
str(strides),
padding,
self.act.__name__ if self.act is not None else 'No Activation',
dilation_rate,
))
if len(strides) != 2:
raise ValueError(
"len(strides) should be 2, DeConv2d and DeConv2dLayer are different."
)
def __init__(
self, #prev_layer,
n_filter=32,
filter_size=5,
stride=1,
dilation_rate=1,
act=None,
padding='SAME',
data_format="channels_last",
W_init=tl.initializers.truncated_normal(stddev=0.02),
b_init=tl.initializers.constant(value=0.0),
# W_init=tf.compat.v1.initializers.truncated_normal(stddev=0.02),
# b_init=tf.compat.v1.initializers.constant(value=0.0),
# W_init_args=None,
# b_init_args=None,
use_cudnn_on_gpu=None,
in_channels=None,
name=None, #'conv1d'
):
# super(Conv1d, self
# ).__init__(prev_layer=prev_layer, act=act, W_init_args=W_init_args, b_init_args=b_init_args, name=name)
super().__init__(name)
self.n_filter = n_filter
self.filter_size = filter_size
self.stride = stride
self.act = act
self.padding = padding
self.dilation_rate = dilation_rate
self.W_init = W_init
self.b_init = b_init
self.in_channels = in_channels
if self.in_channels:
self.build(None)
self._built = True
# self.W_init_args = W_init_args
# self.b_init_args = b_init_args
# FIXME: Don't know the use of use_cudnn_on_gpu
self.use_cudnn_on_gpu = use_cudnn_on_gpu
logging.info(
"Conv1d %s: n_filter: %d filter_size: %s stride: %d pad: %s act: %s dilation_rate: %d"
% (self.name, n_filter, filter_size, stride, padding,
self.act.__name__ if self.act is not None else 'No Activation',
dilation_rate))
def __init__(
self,
vocabulary_size,
embedding_size,
E_init=tl.initializers.random_uniform(-0.1, 0.1),
name=None, #'embedding',
):
super(Embedding, self).__init__(name)
self.vocabulary_size = vocabulary_size
self.embedding_size = embedding_size
self.E_init = E_init
if not self._built:
self.build(tuple())
self._built = True
logging.info("Embedding %s: (%d, %d)" %
(self.name, self.vocabulary_size, self.embedding_size))
def __init__(
self, filter_size=(3, 3), strides=(2, 2), padding='SAME', data_format='channels_last',
name=None, #'maxpool2d'
):
if strides is None:
strides = filter_size
# super(MaxPool2d, self).__init__(prev_layer=prev_layer, name=name)
super().__init__(name)
self.filter_size=filter_size
self.strides=strides
self.padding=padding
self.data_format=data_format
logging.info(
"MaxPool2d %s: filter_size: %s strides: %s padding: %s" %
(self.name, str(filter_size), str(strides), str(padding))
)
def restore_params(self, sess):
logging.info("Restore pre-trained parameters")
maybe_download_and_extract(
'vgg16_weights.npz',
'models',
'http://www.cs.toronto.edu/~frossard/vgg16/',
expected_bytes=553436134)
npz = np.load(os.path.join('models', 'vgg16_weights.npz'))
params = []
for val in sorted(npz.items()):
logging.info(" Loading params %s" % str(val[1].shape))
params.append(val[1])
if len(self.all_params) == len(params):
break
assign_params(sess, params, self.net)
del params
def restore_params(network, model_path='models.npz'):
logging.info("Restore pre-trained weights")
try:
npz = np.load(model_path, allow_pickle=True)
except:
print("Download the model file, placed in the /model ")
print("Weights download: ", weights_url['link'], "password:"******"r")
line = f.readlines()
for i in range(len(line)):
network.all_weights[i].assign(npz[line[i].strip()])
logging.info(
" Loading weights %s in %s" %
(network.all_weights[i].shape, network.all_weights[i].name))
def __init__(
self,
mean=0.0,
stddev=1.0,
is_train=True,
seed=None,
name=None, # 'gaussian_noise',
):
super().__init__(name)
self.mean = mean
self.stddev = stddev
self.seed = seed
self.is_train = is_train
self.build()
self._built = True
logging.info("GaussianNoise %s: mean: %f stddev: %f" % (self.name, self.mean, self.stddev))
def __init__(
self,
# inputs,
vocabulary_size=80000,
embedding_size=200,
E_init=tf.random_uniform_initializer(-0.1, 0.1),
E_init_args=None,
name=None, #'embedding',
):
# super(EmbeddingInput, self).__init__(prev_layer=inputs, E_init_args=E_init_args, name=name)
super().__init__(name)
self.vocabulary_size = vocabulary_size
self.embedding_size = embedding_size
self.E_init = E_init
self.E_init_args = E_init_args
logging.info("EmbeddingInput %s: (%d, %d)" %
(self.name, self.vocabulary_size, self.embedding_size))
def __init__(
self,
prev_layer,
padding=None,
mode='CONSTANT',
name='pad_layer',
):
super(PadLayer, self).__init__(prev_layer=prev_layer, name=name)
logging.info("PadLayer %s: padding: %s mode: %s" % (self.name, list(padding), mode))
if not isinstance(padding, tf.Tensor):
raise Exception(
"padding should be a Tensor of type int32. see https://www.tensorflow.org/api_docs/python/tf/pad"
)
self.outputs = tf.pad(self.inputs, paddings=padding, mode=mode, name=name)
self._add_layers(self.outputs)
def __init__(
self,
depth_radius=None,
bias=None,
alpha=None,
beta=None,
name=None, #'lrn',
):
# super(LocalResponseNorm, self).__init__(prev_layer=prev_layer, name=name)
super().__init__(name)
self.depth_radius = depth_radius
self.bias = bias
self.alpha = alpha
self.beta = beta
logging.info(
"LocalResponseNorm %s: depth_radius: %s, bias: %s, alpha: %s, beta: %s"
% (self.name, str(depth_radius), str(bias), str(alpha), str(beta)))
def __init__(
self,
prev_layer,
act=None,
epsilon=1e-5,
beta_init=tf.constant_initializer(0.0),
gamma_init=tf.constant_initializer(1.0),
moving_mean_init=tf.zeros_initializer(),
name='switchnorm_layer',
):
super(SwitchNormLayer, self).__init__(prev_layer=prev_layer, act=act, name=name)
logging.info(
"SwitchNormLayer %s: epsilon: %f act: %s" %
(self.name, epsilon, self.act.__name__ if self.act is not None else 'No Activation')
)
with tf.variable_scope(name):
x = self.inputs
ch = x.shape[-1]
epsilon = 1e-5
batch_mean, batch_var = tf.nn.moments(x, [0, 1, 2], keep_dims=True)
ins_mean, ins_var = tf.nn.moments(x, [1, 2], keep_dims=True)
layer_mean, layer_var = tf.nn.moments(x, [1, 2, 3], keep_dims=True)
gamma = tf.get_variable("gamma", [ch], initializer=gamma_init)
beta = tf.get_variable("beta", [ch], initializer=beta_init)
mean_weight_var = tf.get_variable("mean_weight", [3], initializer=tf.constant_initializer(1.0))
var_weight_var = tf.get_variable("var_weight", [3], initializer=tf.constant_initializer(1.0))
mean_weight = tf.nn.softmax(mean_weight_var)
var_weight = tf.nn.softmax(var_weight_var)
mean = mean_weight[0] * batch_mean + mean_weight[1] * ins_mean + mean_weight[2] * layer_mean
var = var_weight[0] * batch_var + var_weight[1] * ins_var + var_weight[2] * layer_var
x = (x - mean) / (tf.sqrt(var + epsilon))
self.outputs = x * gamma + beta
self.outputs = self._apply_activation(self.outputs)
self._add_layers(self.outputs)
self._add_params([beta, gamma, mean_weight_var, var_weight_var])
def get_variables_with_name(name=None, train_only=True, verbose=False):
"""Get a list of TensorFlow variables by a given name scope.
Parameters
----------
name : str
Get the variables that contain this name.
train_only : boolean
If Ture, only get the trainable variables.
verbose : boolean
If True, print the information of all variables.
Returns
-------
list of Tensor
A list of TensorFlow variables
Examples
--------
>>> import tensorlayer as tl
>>> dense_vars = tl.layers.get_variables_with_name('dense', True, True)
"""
if name is None:
raise Exception("please input a name")
logging.info(" [*] geting variables with %s" % name)
# tvar = tf.trainable_variables() if train_only else tf.all_variables()
if train_only:
t_vars = tf.trainable_variables()
else:
t_vars = tf.global_variables()
d_vars = [var for var in t_vars if name in var.name]
if verbose:
for idx, v in enumerate(d_vars):
logging.info(" got {:3}: {:15} {}".format(
idx, v.name, str(v.get_shape())))
return d_vars