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Load a Python module that should be useable from Jamfiles.
def load_module(self, name, extra_path=None): """Load a Python module that should be useable from Jamfiles. There are generally two types of modules Jamfiles might want to use: - Core Boost.Build. Those are imported using plain names, e.g. 'toolset', so this function checks if w...
Set the named attribute from the specification given by the user. The value actually set may be different.
def set(self, attribute, specification, exact=False): """Set the named attribute from the specification given by the user. The value actually set may be different.""" assert isinstance(attribute, basestring) assert isinstance(exact, (int, bool)) if __debug__ and not exact: ...
Prints the project attributes.
def dump(self): """Prints the project attributes.""" id = self.get("id") if not id: id = "(none)" else: id = id[0] parent = self.get("parent") if not parent: parent = "(none)" else: parent = parent[0] print...
Given a free - standing function callable return a new callable that will call callable and report all exceptins using call_and_report_errors.
def make_wrapper(self, callable_): """Given a free-standing function 'callable', return a new callable that will call 'callable' and report all exceptins, using 'call_and_report_errors'.""" assert callable(callable_) def wrapper(*args, **kw): return self.call_and_repo...
Declare and set a project global constant. Project global constants are normal variables but should not be changed. They are applied to every child Jamfile.
def constant(self, name, value): """Declare and set a project global constant. Project global constants are normal variables but should not be changed. They are applied to every child Jamfile.""" assert is_iterable_typed(name, basestring) assert is_iterable_typed(value, basestrin...
Declare and set a project global constant whose value is a path. The path is adjusted to be relative to the invocation directory. The given value path is taken to be either absolute or relative to this project root.
def path_constant(self, name, value): """Declare and set a project global constant, whose value is a path. The path is adjusted to be relative to the invocation directory. The given value path is taken to be either absolute, or relative to this project root.""" assert is_iterable...
Calculates conditional requirements for multiple requirements at once. This is a shorthand to be reduce duplication and to keep an inline declarative syntax. For example:
def conditional(self, condition, requirements): """Calculates conditional requirements for multiple requirements at once. This is a shorthand to be reduce duplication and to keep an inline declarative syntax. For example: lib x : x.cpp : [ conditional <toolset>gcc <variant>debug : ...
Creates a feature extractor from an input array feature return
def create_array_feature_extractor(input_features, output_name, extract_indices, output_type = None): """ Creates a feature extractor from an input array feature, return input_features is a list of one (name, array) tuple. extract_indices is either an integer or a li...
Add a single build XML output file to our data.
def add_input(self, input): ''' Add a single build XML output file to our data. ''' events = xml.dom.pulldom.parse(input) context = [] for (event,node) in events: if event == xml.dom.pulldom.START_ELEMENT: context.append(node) i...
Process the target dependency DAG into an ancestry tree so we can look up which top - level library and test targets specific build actions correspond to.
def x_build_targets_target( self, node ): ''' Process the target dependency DAG into an ancestry tree so we can look up which top-level library and test targets specific build actions correspond to. ''' target_node = node name = self.get_child_data(target_node,tag='name',...
Given a build action log process into the corresponding test log and specific test log sub - part.
def x_build_action( self, node ): ''' Given a build action log, process into the corresponding test log and specific test log sub-part. ''' action_node = node name = self.get_child(action_node,tag='name') if name: name = self.get_data(name) ...
The time - stamp goes to the corresponding attribute in the result.
def x_build_timestamp( self, node ): ''' The time-stamp goes to the corresponding attribute in the result. ''' self.timestamps.append(self.get_data(node).strip()) return None
Print the detailed info of failed or always print tests.
def print_action(self, test_succeed, action): ''' Print the detailed info of failed or always print tests. ''' #self.info_print(">>> {0}",action.keys()) if not test_succeed or action['info']['always_show_run_output']: output = action['output'].strip() if o...
Get a summary of _NeuralNetwork_pb2. WeightParams Args: wp: _NeuralNetwork_pb2. WeightParams - the _NeuralNetwork_pb2. WeightParams message to display Returns: a str summary for wp
def _get_weight_param_summary(wp): """Get a summary of _NeuralNetwork_pb2.WeightParams Args: wp : _NeuralNetwork_pb2.WeightParams - the _NeuralNetwork_pb2.WeightParams message to display Returns: a str summary for wp """ summary_str = '' if wp.HasField('quantization'): nbits = wp...
Args: layer - an MLModel NeuralNetwork Layer protobuf message Returns: layer_type: str - type of layer layer_name: str - name of the layer layer_inputs: list [ str ] - a list of strings representing input blobs of the layer layer_outputs: list [ str ] - a list of strings representing output blobs of the layer layer_fie...
def _summarize_network_layer_info(layer): """ Args: layer - an MLModel NeuralNetwork Layer protobuf message Returns: layer_type : str - type of layer layer_name : str - name of the layer layer_inputs : list[str] - a list of strings representing input blobs of the layer layer_outputs : li...
Summarize network into the following structure. Args: mlmodel_spec: mlmodel spec Returns: inputs: list [ ( str str ) ] - a list of two tuple ( name descriptor ) for each input blob. outputs: list [ ( str str ) ] - a list of two tuple ( name descriptor ) for each output blob layers: list [ ( str list [ str ] list [ str ...
def summarize_neural_network_spec(mlmodel_spec): """ Summarize network into the following structure. Args: mlmodel_spec : mlmodel spec Returns: inputs : list[(str, str)] - a list of two tuple (name, descriptor) for each input blob. outputs : list[(str, str)] - a list of two tuple (name, descript...
Print the network information summary. Args: mlmodel_spec: the mlmodel spec interface_only: Shows only the input and output of the network
def print_network_spec(mlmodel_spec, interface_only=False): """ Print the network information summary. Args: mlmodel_spec : the mlmodel spec interface_only : Shows only the input and output of the network """ inputs, outputs, layers_info = summarize_neural_network_spec(mlmodel_spec) print('...
Takes an SVM classifier produces a starting spec using the parts. that are shared between all SVMs.
def _generate_base_svm_classifier_spec(model): """ Takes an SVM classifier produces a starting spec using the parts. that are shared between all SVMs. """ if not(_HAS_SKLEARN): raise RuntimeError('scikit-learn not found. scikit-learn conversion API is disabled.') check_fitted(model, la...
Convert a Support Vector Classtion ( SVC ) model to the protobuf spec. Parameters ---------- model: SVC A trained SVC encoder model.
def convert(model, feature_names, target): """Convert a Support Vector Classtion (SVC) model to the protobuf spec. Parameters ---------- model: SVC A trained SVC encoder model. feature_names: [str], optional (default=None) Name of the input columns. target: str, optional (defau...
Extract the ordering of the input layers.
def make_input_layers(self): """ Extract the ordering of the input layers. """ self.input_layers = [] if hasattr(self.model, 'input_layers'): input_keras_layers = self.model.input_layers[:] self.input_layers = [None] * len(input_keras_layers) f...
Extract the ordering of output layers.
def make_output_layers(self): """ Extract the ordering of output layers. """ # TODO # use successors == 0 as the criteria for output layer # will fail when some intermediate layers also generate output. # However, because the possibility of having inserted layers,...
Generate blob names for each one of the edge. At this time Keras does not support fork operation ( a layer with more than 1 blob output ). So we just use names of the src layer to identify a blob. We also assume all neural networks are singly - connected graphs - which should be the case.
def generate_blob_names(self): """ Generate blob names for each one of the edge. At this time, Keras does not support "fork" operation (a layer with more than 1 blob output). So we just use names of the src layer to identify a blob. We also assume all neural networks are singly...
remove the layer and its input/ output edges
def _remove_layer(self, layer): """ remove the layer and its input/output edges """ successors = self.get_successors(layer) predecessors = self.get_predecessors(layer) # remove all edges for succ in successors: self._remove_edge(layer, succ) fo...
Insert the new_layer after layer whose position is layer_idx. The new layer s parameter is stored in a Keras layer called new_keras_layer
def _insert_layer_after(self, layer_idx, new_layer, new_keras_layer): """ Insert the new_layer after layer, whose position is layer_idx. The new layer's parameter is stored in a Keras layer called new_keras_layer """ # reminder: new_keras_layer is not part of the original Keras n...
Insert the new_layer before layer whose position is layer_idx. The new layer s parameter is stored in a Keras layer called new_keras_layer
def _insert_layer_between(self, src, snk, new_layer, new_keras_layer): """ Insert the new_layer before layer, whose position is layer_idx. The new layer's parameter is stored in a Keras layer called new_keras_layer """ if snk is None: insert_pos = self.layer_list.inde...
Defuse the fused activation layers in the network.
def defuse_activation(self): """ Defuse the fused activation layers in the network. """ idx, nb_layers = 0, len(self.layer_list) while idx < nb_layers: layer = self.layer_list[idx] k_layer = self.keras_layer_map[layer] # unwrap time-distributed...
Get edges that represents transition from not 1D to 1D and 1D to not 1D A in_edge e ( u v ) means u operates on non - 1D blobs but v operates on 1D blobs. An out_edge e ( u v ) means u operates on 1D blobs but v operates on non - 1D blobs.
def _get_1d_interface_edges(self): """ Get edges that represents transition from not 1D to 1D, and 1D to not 1D A 'in_edge e(u,v)' means u operates on non-1D blobs, but v operates on 1D blobs. An 'out_edge e(u,v)' means u operates on 1D blobs, but v operates on non-1D blobs. """ ...
Insert permutation layers before a 1D start point or after 1D end point
def insert_1d_permute_layers(self): """ Insert permutation layers before a 1D start point or after 1D end point """ idx, nb_layers = 0, len(self.layer_list) in_edges, out_edges = self._get_1d_interface_edges() # Hacky Warning: (1) use a 4-D permute, which is not likely t...
Replace the old node with the new one. Old must be an indirect child of root: param root: ast node that contains an indirect reference to old: param old: node to replace: param new: node to replace old with
def replace_nodes(root, old, new): ''' Replace the old node with the new one. Old must be an indirect child of root :param root: ast node that contains an indirect reference to old :param old: node to replace :param new: node to replace `old` with ''' rep = Replacer(old, new) ...
Report something about component configuration that the user should better know.
def log_component_configuration(component, message): """Report something about component configuration that the user should better know.""" assert isinstance(component, basestring) assert isinstance(message, basestring) __component_logs.setdefault(component, []).append(message)
Create a Transformer object to transform data for feature engineering.
def create(dataset, transformers): """ Create a Transformer object to transform data for feature engineering. Parameters ---------- dataset : SFrame The dataset to use for training the model. transformers: Transformer | list[Transformer] An Transformer or a list of Transformer...
Preprocess each example breaking it up into frames.
def _preprocess_data(audio_data, verbose=True): ''' Preprocess each example, breaking it up into frames. Returns two numpy arrays: preprocessed frame and their indexes ''' from .vggish_input import waveform_to_examples last_progress_update = _time.time() progres...
Parameters ---------- preprocessed_data: SArray
def _extract_features(self, preprocessed_data, verbose=True): """ Parameters ---------- preprocessed_data : SArray Returns ------- numpy array containing the deep features """ last_progress_update = _time.time() progress_header_printed = F...
Performs both audio preprocessing and VGGish deep feature extraction.
def get_deep_features(self, audio_data, verbose): ''' Performs both audio preprocessing and VGGish deep feature extraction. ''' preprocessed_data, row_ids = self._preprocess_data(audio_data, verbose) deep_features = self._extract_features(preprocessed_data, verbose) outp...
Return the Core ML spec
def get_spec(self): """ Return the Core ML spec """ if _mac_ver() >= (10, 14): return self.vggish_model.get_spec() else: vggish_model_file = VGGish() coreml_model_path = vggish_model_file.get_model_path(format='coreml') return MLMod...
Remove redundant statements. The statement a = 1 will be removed:: a = 1 a = 2
def remove_trivial(root): ''' Remove redundant statements. The statement `a = 1` will be removed:: a = 1 a = 2 The statement `a = 1` will not be removed because `b` depends on it:: a = 1 b = a + 2 a = 2 :param root: ast node ...
To prevent circular imports this extends isinstance () by checking also if value has a particular class name ( or inherits from a particular class name ). This check is safe in that an AttributeError is not raised in case value doesn t have a __class__ attribute.
def safe_isinstance(value, types=None, class_names=None): """To prevent circular imports, this extends isinstance() by checking also if `value` has a particular class name (or inherits from a particular class name). This check is safe in that an AttributeError is not raised in case `value` doesn't have ...
Makes a token to refer to a Python value inside Jam language code.
def value_to_jam(value, methods=False): """Makes a token to refer to a Python value inside Jam language code. The token is merely a string that can be passed around in Jam code and eventually passed back. For example, we might want to pass PropertySet instance to a tag function and it might eventually ...
Abbreviates each part of string that is delimited by a -.
def abbreviate_dashed(s): """Abbreviates each part of string that is delimited by a '-'.""" r = [] for part in s.split('-'): r.append(abbreviate(part)) return '-'.join(r)
Apply a set of standard transformations to string to produce an abbreviation no more than 4 characters long.
def abbreviate(s): """Apply a set of standard transformations to string to produce an abbreviation no more than 4 characters long. """ if not s: return '' # check the cache if s in abbreviate.abbreviations: return abbreviate.abbreviations[s] # anything less than 4 characters ...
Get the decision from this node to a child node.
def get_decision(self, child, is_missing = False): """ Get the decision from this node to a child node. Parameters ---------- child: Node A child node of this node. Returns ------- dict: A dictionary that describes how to get from this node t...
Return the node as a dictionary.
def to_dict(self): """ Return the node as a dictionary. Returns ------- dict: All the attributes of this node as a dictionary (minus the left and right). """ out = {} for key in self.__dict__.keys(): if key not in ['left', 'right...
Recursive function to dump this tree as a json blob.
def to_json(self, root_id = 0, output = {}): """ Recursive function to dump this tree as a json blob. Parameters ---------- root_id: Root id of the sub-tree output: Carry over output from the previous sub-trees. Returns ------- dict: A tree in JS...
Return the prediction score ( if leaf node ) or None if its an intermediate node.
def get_prediction_score(self, node_id): """ Return the prediction score (if leaf node) or None if its an intermediate node. Parameters ---------- node_id: id of the node to get the prediction value. Returns ------- float or None: returns float v...
Return the prediction path from this node to the parent node.
def get_prediction_path(self, node_id, missing_id = []): """ Return the prediction path from this node to the parent node. Parameters ---------- node_id : id of the node to get the prediction path. missing_id : Additional info that contains nodes with missing features...
Given a weighted graph with observed class labels of a subset of vertices infer the label probability for the unobserved vertices using the label propagation algorithm.
def create(graph, label_field, threshold=1e-3, weight_field='', self_weight=1.0, undirected=False, max_iterations=None, _single_precision=False, _distributed='auto', verbose=True): """ Given a weighted graph with observed cl...
Check if a Turi create model is pickle safe.
def _is_not_pickle_safe_gl_model_class(obj_class): """ Check if a Turi create model is pickle safe. The function does it by checking that _CustomModel is the base class. Parameters ---------- obj_class : Class to be checked. Returns ---------- True if the GLC class is a model a...
Check if class is a Turi create model.
def _is_not_pickle_safe_gl_class(obj_class): """ Check if class is a Turi create model. The function does it by checking the method resolution order (MRO) of the class and verifies that _Model is the base class. Parameters ---------- obj_class : Class to be checked. Returns ---...
Internal util to get the type of the GLC class. The pickle file stores this name so that it knows how to construct the object on unpickling.
def _get_gl_class_type(obj_class): """ Internal util to get the type of the GLC class. The pickle file stores this name so that it knows how to construct the object on unpickling. Parameters ---------- obj_class : Class which has to be categorized. Returns ---------- A class typ...
Internal util to get a GLC object from a persistent ID in the pickle file.
def _get_gl_object_from_persistent_id(type_tag, gl_archive_abs_path): """ Internal util to get a GLC object from a persistent ID in the pickle file. Parameters ---------- type_tag : The name of the glc class as saved in the GLC pickler. gl_archive_abs_path: An absolute path to the GLC archive ...
Provide a persistent ID for saving GLC objects by reference. Return None for all non GLC objects.
def persistent_id(self, obj): """ Provide a persistent ID for "saving" GLC objects by reference. Return None for all non GLC objects. Parameters ---------- obj: Name of the object whose persistent ID is extracted. Returns -------- None if the ob...
Close the pickle file and the zip archive file. The single zip archive file can now be shipped around to be loaded by the unpickler.
def close(self): """ Close the pickle file, and the zip archive file. The single zip archive file can now be shipped around to be loaded by the unpickler. """ if self.file is None: return # Close the pickle file. self.file.close() self.file = ...
Reconstruct a GLC object using the persistent ID.
def persistent_load(self, pid): """ Reconstruct a GLC object using the persistent ID. This method should not be used externally. It is required by the unpickler super class. Parameters ---------- pid : The persistent ID used in pickle file to save the GLC object. ...
Clean up files that were created.
def close(self): """ Clean up files that were created. """ if self.file: self.file.close() self.file = None # If temp_file is a folder, we do not remove it because we may # still need it after the unpickler is disposed if self.tmp_file and...
Convert scikit - learn pipeline classifier or regressor to Core ML format.
def convert(sk_obj, input_features = None, output_feature_names = None): """ Convert scikit-learn pipeline, classifier, or regressor to Core ML format. Parameters ---------- sk_obj: model | [model] of scikit-learn format. Scikit learn model(s) to convert to a Core ML format. ...
Generate a new Message instance from this Descriptor and a byte string.
def ParseMessage(descriptor, byte_str): """Generate a new Message instance from this Descriptor and a byte string. Args: descriptor: Protobuf Descriptor object byte_str: Serialized protocol buffer byte string Returns: Newly created protobuf Message object. """ result_class = MakeClass(descriptor...
Construct a class object for a protobuf described by descriptor.
def MakeClass(descriptor): """Construct a class object for a protobuf described by descriptor. Composite descriptors are handled by defining the new class as a member of the parent class, recursing as deep as necessary. This is the dynamic equivalent to: class Parent(message.Message): __metaclass__ = Ge...
Loads images from a directory. JPEG and PNG images are supported.
def load_images(url, format='auto', with_path=True, recursive=True, ignore_failure=True, random_order=False): """ Loads images from a directory. JPEG and PNG images are supported. Parameters ---------- url : str The string of the path where all the images are stored. format : {'PNG' | ...
Internal helper function for decoding a single Image or an SArray of Images
def _decode(image_data): """ Internal helper function for decoding a single Image or an SArray of Images """ from ...data_structures.sarray import SArray as _SArray from ... import extensions as _extensions if type(image_data) is _SArray: return _extensions.decode_image_sarray(image_data...
Resizes the image or SArray of Images to a specific width height and number of channels.
def resize(image, width, height, channels=None, decode=False, resample='nearest'): """ Resizes the image or SArray of Images to a specific width, height, and number of channels. Parameters ---------- image : turicreate.Image | SArray The image or SArray of images to be resiz...
Convert bit array to byte array.
def _convert_1bit_array_to_byte_array(arr): """ Convert bit array to byte array. :param arr: list Bits as a list where each element is an integer of 0 or 1 Returns ------- numpy.array 1D numpy array of type uint8 """ # Padding if necessary while len(arr) < 8 or len(...
Unpack bytes to bits
def _decompose_bytes_to_bit_arr(arr): """ Unpack bytes to bits :param arr: list Byte Stream, as a list of uint8 values Returns ------- bit_arr: list Decomposed bit stream as a list of 0/1s of length (len(arr) * 8) """ bit_arr = [] for idx in range(len(arr)): ...
Generate a linear lookup table.
def _get_linear_lookup_table_and_weight(nbits, wp): """ Generate a linear lookup table. :param nbits: int Number of bits to represent a quantized weight value :param wp: numpy.array Weight blob to be quantized Returns ------- lookup_table: numpy.array Lookup table ...
Generate K - Means lookup table given a weight parameter field
def _get_kmeans_lookup_table_and_weight(nbits, w, init='k-means++', tol=1e-2, n_init=1, rand_seed=0): """ Generate K-Means lookup table given a weight parameter field :param nbits: Number of bits for quantization :param w: Weight as numpy array Returns ------- lut: numpy.a...
Linearly quantize weight blob.
def _quantize_channelwise_linear(weight, nbits, axis=0): """ Linearly quantize weight blob. :param weight: numpy.array Weight to be quantized. :param nbits: int Number of bits per weight element :param axis: int Axis of the weight blob to compute channel-wise quantization,...
Quantize the weight blob
def _quantize_wp(wp, nbits, qm, axis=0, **kwargs): """ Quantize the weight blob :param wp: numpy.array Weight parameters :param nbits: int Number of bits :param qm: Quantization mode :param lut_function: (``callable function``) Python callable representing a look...
Quantize WeightParam field in Neural Network Protobuf
def _quantize_wp_field(wp, nbits, qm, shape, axis=0, **kwargs): """ Quantize WeightParam field in Neural Network Protobuf :param wp: MLModel.NeuralNetwork.WeightParam WeightParam field :param nbits: int Number of bits to be quantized :param qm: str Quantization mode :pa...
Utility function to compare the performance of a full precision vs quantized model
def compare_models(full_precision_model, quantized_model, sample_data): """ Utility function to compare the performance of a full precision vs quantized model :param full_precision_model: MLModel The full precision model with float32 weights :param quantized_model...
Utility function to convert a full precision ( float ) MLModel to a nbit quantized MLModel ( float16 ).
def quantize_weights(full_precision_model, nbits, quantization_mode="linear", sample_data=None, **kwargs): """ Utility function to convert a full precision (float) MLModel to a nbit quantized MLModel (float16). :param f...
Create a recommender that uses item - item similarities based on users in common.
def create(observation_data, user_id='user_id', item_id='item_id', target=None, user_data=None, item_data=None, nearest_items=None, similarity_type='jaccard', threshold=0.001, only_top_k=64, verbose=True, target_memory_usage = 8*102...
Get the keras layer name from the activation name.
def _get_elementwise_name_from_keras_layer(keras_layer): """ Get the keras layer name from the activation name. """ if isinstance(keras_layer, _keras.layers.Add): return 'ADD' elif isinstance(keras_layer, _keras.layers.Multiply): return 'MULTIPLY' elif isinstance(keras_layer, _ke...
Convert a dense layer from keras to coreml.
def convert_dense(builder, layer, input_names, output_names, keras_layer): """ Convert a dense layer from keras to coreml. Parameters keras_layer: layer ---------- A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get input and o...
Convert a dense layer from keras to coreml.
def convert_embedding(builder, layer, input_names, output_names, keras_layer): """Convert a dense layer from keras to coreml. Parameters keras_layer: layer ---------- A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get input and ou...
Convert an activation layer from keras to coreml.
def convert_activation(builder, layer, input_names, output_names, keras_layer): """ Convert an activation layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get ...
Convert an ReLU layer with maximum value from keras to coreml.
def convert_advanced_relu(builder, layer, input_names, output_names, keras_layer): """ Convert an ReLU layer with maximum value from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. ...
Convert convolution layer from keras to coreml.
def convert_convolution(builder, layer, input_names, output_names, keras_layer): """ Convert convolution layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ _check...
Convert convolution layer from keras to coreml.
def convert_convolution1d(builder, layer, input_names, output_names, keras_layer): """ Convert convolution layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get...
Convert separable convolution layer from keras to coreml.
def convert_separable_convolution(builder, layer, input_names, output_names, keras_layer): """ Convert separable convolution layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object....
Convert a Batch Normalization layer.
def convert_batchnorm(builder, layer, input_names, output_names, keras_layer): """ Convert a Batch Normalization layer. Parameters keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get input and output names i...
Convert a flatten layer from keras to coreml. ---------- Parameters keras_layer: layer A keras layer object.
def convert_flatten(builder, layer, input_names, output_names, keras_layer): """ Convert a flatten layer from keras to coreml. ---------- Parameters keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ input_name, ou...
Convert concat layer from keras to coreml.
def convert_merge(builder, layer, input_names, output_names, keras_layer): """ Convert concat layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get input and ou...
Convert pooling layer from keras to coreml.
def convert_pooling(builder, layer, input_names, output_names, keras_layer): """ Convert pooling layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ _check_data_for...
Convert padding layer from keras to coreml. Keras only supports zero padding at this time. Parameters ---------- keras_layer: layer A keras layer object.
def convert_padding(builder, layer, input_names, output_names, keras_layer): """ Convert padding layer from keras to coreml. Keras only supports zero padding at this time. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural n...
Convert padding layer from keras to coreml. Keras only supports zero padding at this time. Parameters ---------- keras_layer: layer A keras layer object.
def convert_cropping(builder, layer, input_names, output_names, keras_layer): """ Convert padding layer from keras to coreml. Keras only supports zero padding at this time. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural ...
Convert convolution layer from keras to coreml.
def convert_upsample(builder, layer, input_names, output_names, keras_layer): """ Convert convolution layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ _check_dat...
Convert a softmax layer from keras to coreml.
def convert_permute(builder, layer, input_names, output_names, keras_layer): """ Convert a softmax layer from keras to coreml. Parameters keras_layer: layer ---------- A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ input_name, o...
Convert an SimpleRNN layer from keras to coreml.
def convert_simple_rnn(builder, layer, input_names, output_names, keras_layer): """ Convert an SimpleRNN layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ # Get i...
Convert an LSTM layer from keras to coreml.
def convert_lstm(builder, layer, input_names, output_names, keras_layer): """ Convert an LSTM layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ hidden_size = ker...
Convert a GRU layer from keras to coreml.
def convert_gru(builder, layer, input_names, output_names, keras_layer): """ Convert a GRU layer from keras to coreml. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A neural network builder object. """ hidden_size = keras_...
Convert a bidirectional layer from keras to coreml. Currently assumes the units are LSTMs.
def convert_bidirectional(builder, layer, input_names, output_names, keras_layer): """ Convert a bidirectional layer from keras to coreml. Currently assumes the units are LSTMs. Parameters ---------- keras_layer: layer A keras layer object. builder: NeuralNetworkBuilder A n...
obj [: ]
def SLICE_0(self, instr): 'obj[:]' value = self.ast_stack.pop() kw = dict(lineno=instr.lineno, col_offset=0) slice = _ast.Slice(lower=None, step=None, upper=None, **kw) subscr = _ast.Subscript(value=value, slice=slice, ctx=_ast.Load(), **kw) self.ast_stack.append(subscr...
obj [ lower: ] = expr
def STORE_SLICE_1(self, instr): 'obj[lower:] = expr' lower = self.ast_stack.pop() value = self.ast_stack.pop() expr = self.ast_stack.pop() kw = dict(lineno=instr.lineno, col_offset=0) slice = _ast.Slice(lower=lower, step=None, upper=None, **kw) subscr = _ast.Subs...
obj [ lower: upper ] = expr
def STORE_SLICE_3(self, instr): 'obj[lower:upper] = expr' upper = self.ast_stack.pop() lower = self.ast_stack.pop() value = self.ast_stack.pop() expr = self.ast_stack.pop() kw = dict(lineno=instr.lineno, col_offset=0) slice = _ast.Slice(lower=lower, step...
obj [: ] = expr
def DELETE_SLICE_0(self, instr): 'obj[:] = expr' value = self.ast_stack.pop() kw = dict(lineno=instr.lineno, col_offset=0) slice = _ast.Slice(lower=None, step=None, upper=None, **kw) subscr = _ast.Subscript(value=value, slice=slice, ctx=_ast.Del(), **kw) delete = _ast.D...
Create a content - based recommender model in which the similarity between the items recommended is determined by the content of those items rather than learned from user interaction data.
def create(item_data, item_id, observation_data = None, user_id = None, target = None, weights = 'auto', similarity_metrics = 'auto', item_data_transform = 'auto', max_item_neighborhood_size = 64, verbose=True): """Create a content-based recommender...
Return a set of symbols in node that are assigned.: param node: ast node: returns: set of strings.
def lhs(node): ''' Return a set of symbols in `node` that are assigned. :param node: ast node :returns: set of strings. ''' gen = ConditionalSymbolVisitor() if isinstance(node, (list, tuple)): gen.visit_list(node) else: gen.visit(node) return gen.lhs
Group outputs into conditional and stable: param node: ast node: returns: tuple of ( conditional stable )
def conditional_lhs(node): ''' Group outputs into conditional and stable :param node: ast node :returns: tuple of (conditional, stable) ''' gen = ConditionalSymbolVisitor() gen.visit(node) return gen.cond_lhs, gen.stable_lhs
Group lhs and rhs into conditional stable and undefined: param node: ast node: returns: tuple of ( conditional_lhs stable_lhs ) ( conditional_rhs stable_rhs ) undefined
def conditional_symbols(node): ''' Group lhs and rhs into conditional, stable and undefined :param node: ast node :returns: tuple of (conditional_lhs, stable_lhs),(conditional_rhs, stable_rhs), undefined ''' gen = ConditionalSymbolVisitor() gen.visit(node) lhs = gen.cond_lhs,...
Load rabit library.
def _loadlib(lib='standard'): """Load rabit library.""" global _LIB if _LIB is not None: warnings.warn('rabit.int call was ignored because it has'\ ' already been initialized', level=2) return if lib == 'standard': _LIB = ctypes.cdll.LoadLibrary(WRAPPER_...
Intialize the rabit module call this once before using anything.
def init(args=None, lib='standard'): """Intialize the rabit module, call this once before using anything. Parameters ---------- args: list of str, optional The list of arguments used to initialized the rabit usually you need to pass in sys.argv. Defaults to sys.argv when it is N...