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https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/edward2/generated_random_variables.py#L83-L94
def _build_custom_rv(distribution, sample_shape, value, name): """""" # Program transformations (e.g., `make_log_joint_fn`) assume that # the traced constructor has `name` and `value` kwargs, enabling # them to override the value of an RV according to its name. # User-defined RVs inherit their name from the p...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/assert_util.py#L44-L73
def assert_finite(x, data=None, summarize=None, message=None, name=None): """ """ with tf.compat.v2.name_scope(name or 'assert_finite'): x_ = tf.get_static_value(x) if x_ is not None: if ~np.all(np.isfinite(x_)): raise ValueError(message) return x assertion = tf.compat.v1.assert_eq...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/mcmc/langevin.py#L925-L929
def _maybe_broadcast_volatility(volatility_parts, state_parts): """""" return [v + tf.zeros_like(sp, dtype=sp.dtype.base_dtype) for v, sp in zip(volatility_parts, state_parts)]
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/_vendor/slugify/slugify.py#L74-L175
def slugify(text, entities=True, decimal=True, hexadecimal=True, max_length=0, word_boundary=False, separator=DEFAULT_SEPARATOR, save_order=False, stopwords=(), regex_pattern=None, lowercase=True, replacements=()): """ """ # user-specific replacements if replacements: ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L875-L886
def _largest_integer_by_dtype(dt): """""" if not _is_known_dtype(dt): raise TypeError("Unrecognized dtype: {}".format(dt.name)) if dt.is_floating: return int(2**(np.finfo(dt.as_numpy_dtype).nmant + 1)) if dt.is_integer: return np.iinfo(dt.as_numpy_dtype).max if dt.base_dtype == tf.bool: return...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/disentangled_vae.py#L358-L391
def call(self, inputs): """ """ # We explicitly broadcast f to the same shape as z other than the final # dimension, because `tf.concat` can't automatically do this. dynamic, static = inputs timesteps = tf.shape(input=dynamic)[-2] static = static[..., tf.newaxis, :] + tf.zeros([timesteps, 1]...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_vision_hook.py#L256-L267
def get_product(self, location, product_id, project_id=None, retry=None, timeout=None, metadata=None): """ """ client = self.get_conn() name = ProductSearchClient.product_path(project_id, location, product_id) self.log.info('Retrieving Product: %s', name) respons...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/operators/mysql_to_gcs.py#L210-L253
def _write_local_schema_file(self, cursor): """ """ schema_str = None schema_file_mime_type = 'application/json' tmp_schema_file_handle = NamedTemporaryFile(delete=True) if self.schema is not None and isinstance(self.schema, string_types): schema_str ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/vq_vae.py#L259-L301
def add_ema_control_dependencies(vector_quantizer, one_hot_assignments, codes, commitment_loss, decay): """ """ # Use an exponential moving average to update the codebook. updated_...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L1002-L1098
def embed_check_integer_casting_closed(x, target_dtype, assert_nonnegative=True, assert_positive=False, name="embed_check_casting_closed"): """ """ with tf.n...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/layers/dense_variational.py#L215-L254
def get_config(self): """ """ config = { 'units': self.units, 'activation': (tf.keras.activations.serialize(self.activation) if self.activation else None), 'activity_regularizer': tf.keras.initializers.serialize(self.activity_regularizer), } ...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/api/common/experimental/mark_tasks.py#L211-L239
def set_dag_run_state_to_success(dag, execution_date, commit=False, session=None): """ """ res = [] if not dag or not execution_date: return res # Mark the dag run to success. if commit: _set_dag_run_state(dag.dag_id, execution_date, State.SUCCESS, session) # Mark all...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/bijectors/affine.py#L34-L37
def _as_tensor(x, name, dtype): """""" return None if x is None else tf.convert_to_tensor( value=x, name=name, dtype=dtype)
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/uniform.py#L144-L147
def range(self, name="range"): """""" with self._name_scope(name): return self.high - self.low
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/vector_diffeomixture.py#L853-L879
def interpolate_loc(grid, loc): """""" if len(loc) != 2: raise NotImplementedError("Currently only bimixtures are supported; " "len(scale)={} is not 2.".format(len(loc))) deg = tf.compat.dimension_value( tensorshape_util.with_rank_at_least(grid.shape, 1)[-1]) if deg is No...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/spark_sql_hook.py#L136-L159
def run_query(self, cmd="", **kwargs): """ """ spark_sql_cmd = self._prepare_command(cmd) self._sp = subprocess.Popen(spark_sql_cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, ...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/operators/opsgenie_alert_operator.py#L107-L124
def _build_opsgenie_payload(self): """ """ payload = {} for key in [ "message", "alias", "description", "responders", "visibleTo", "actions", "tags", "details", "entity", "source", "priority", "user", "note" ]: val = getat...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/operators/awsbatch_operator.py#L117-L145
def _wait_for_task_ended(self): """ """ try: waiter = self.client.get_waiter('job_execution_complete') waiter.config.max_attempts = sys.maxsize # timeout is managed by airflow waiter.wait(jobs=[self.jobId]) except ValueError: # If...
https://github.com/pytorch/vision/blob/3afcf3cd49661c466c75ea536b0b2a7ff57f9a05/torchvision/transforms/transforms.py#L624-L664
def get_params(img, scale, ratio): """ """ area = img.size[0] * img.size[1] for attempt in range(10): target_area = random.uniform(*scale) * area log_ratio = (math.log(ratio[0]), math.log(ratio[1])) aspect_ratio = math.exp(random.uniform(*log_ratio)) ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/prefer_static.py#L41-L56
def _prefer_static(original_fn, static_fn): """""" original_spec = tf_inspect.getfullargspec(original_fn) static_spec = tf_inspect.getfullargspec(static_fn) if original_spec != static_spec: raise ValueError( 'Arg specs do not match: original={}, static={}, fn={}'.format( original_spec, s...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/mvn_linear_operator.py#L269-L340
def _kl_brute_force(a, b, name=None): """ """ def squared_frobenius_norm(x): """Helper to make KL calculation slightly more readable.""" # http://mathworld.wolfram.com/FrobeniusNorm.html # The gradient of KL[p,q] is not defined when p==q. The culprit is # tf.norm, i.e., we cannot use the commente...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/hooks/S3_hook.py#L279-L293
def check_for_wildcard_key(self, wildcard_key, bucket_name=None, delimiter=''): """ """ return self.get_wildcard_key(wildcard_key=wildcard_key, bucket_name=bucket_name, delimiter=del...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/ftp_hook.py#L102-L117
def describe_directory(self, path): """ """ conn = self.get_conn() conn.cwd(path) try: # only works in Python 3 files = dict(conn.mlsd()) except AttributeError: files = dict(mlsd(conn)) return files
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/bayesian_neural_network.py#L124-L158
def plot_heldout_prediction(input_vals, probs, fname, n=10, title=""): """ """ fig = figure.Figure(figsize=(9, 3*n)) canvas = backend_agg.FigureCanvasAgg(fig) for i in range(n): ax = fig.add_subplot(n, 3, 3*i + 1) ax.imshow(input_vals[i, :].reshape(IMAGE_SHAPE[:-1]), interp...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/dirichlet.py#L300-L315
def _maybe_assert_valid_concentration(self, concentration, validate_args): """""" if not validate_args: return concentration return distribution_util.with_dependencies([ assert_util.assert_positive( concentration, message="Concentration parameter must be positive."), assert...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/sts/internal/util.py#L201-L252
def empirical_statistics(observed_time_series): """ """ with tf.compat.v1.name_scope( 'empirical_statistics', values=[observed_time_series]): [ observed_time_series, mask ] = canonicalize_observed_time_series_with_mask(observed_time_series) squeezed_series = observed_time_seri...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/imap_hook.py#L236-L264
def get_attachments_by_name(self, name, check_regex, find_first=False): """ """ attachments = [] for part in self.mail.walk(): mail_part = MailPart(part) if mail_part.is_attachment(): found_attachment = mail_part.has_matching_name(name) i...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/tensorshape_util.py#L285-L303
def with_rank_at_least(x, rank): # pylint: disable=redefined-outer-name """ """ return type(x)(tf.TensorShape(x).with_rank_at_least(rank))
https://github.com/soimort/you-get/blob/b746ac01c9f39de94cac2d56f665285b0523b974/src/you_get/extractors/sina.py#L54-L64
def sina_download_by_vkey(vkey, title=None, output_dir='.', merge=True, info_only=False): """ """ url = 'http://video.sina.com/v/flvideo/%s_0.flv' % vkey type, ext, size = url_info(url) print_info(site_info, title, 'flv', size) if not info_only: download_urls([url], title, 'flv', size,...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/triangular.py#L33-L38
def _broadcast_to(tensor_to_broadcast, target_tensors): """""" output = tensor_to_broadcast for tensor in target_tensors: output += tf.zeros_like(tensor) return output
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/linear_gaussian_ssm.py#L1158-L1195
def build_backward_pass_step(get_transition_matrix_for_timestep): """ """ def backward_pass_step(state, filtered_parameters): """Run a single step of backward smoothing.""" (filtered_mean, filtered_cov, predicted_mean, predicted_cov) = filtered_parameters transition_mat...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/special_math.py#L383-L388
def _log_ndtr_lower(x, series_order): """""" x_2 = tf.square(x) # Log of the term multiplying (1 + sum) log_scale = -0.5 * x_2 - tf.math.log(-x) - 0.5 * np.log(2. * np.pi) return log_scale + tf.math.log(_log_ndtr_asymptotic_series(x, series_order))
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/stats/sample_stats.py#L39-L209
def auto_correlation(x, axis=-1, max_lags=None, center=True, normalize=True, name='auto_correlation'): """ """ # Implementation details: # Extend length N / 2 1-D array x to length N by zero padding onto the...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/operators/postgres_to_gcs_operator.py#L166-L192
def _write_local_schema_file(self, cursor): """ """ schema = [] for field in cursor.description: # See PEP 249 for details about the description tuple. field_name = field[0] field_type = self.type_map(field[1]) field_mode = 'REPEAT...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_vision_hook.py#L527-L548
def safe_search_detection( self, image, max_results=None, retry=None, timeout=None, additional_properties=None ): """ """ client = self.annotator_client self.log.info("Detecting safe search") if additional_properties is None: additional_properti...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/www/decorators.py#L29-L58
def action_logging(f): """ """ @functools.wraps(f) def wrapper(*args, **kwargs): with create_session() as session: if g.user.is_anonymous: user = 'anonymous' else: user = g.user.username log = Log( event=f...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/_vendor/nvd3/NVD3Chart.py#L385-L405
def buildcontainer(self): """""" if self.container: return # Create SVG div with style if self.width: if self.width[-1] != '%': self.style += 'width:%spx;' % self.width else: self.style += 'width:%s;' % self.width ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L1198-L1271
def rotate_transpose(x, shift, name="rotate_transpose"): """ """ with tf.name_scope(name): x = tf.convert_to_tensor(value=x, name="x") shift = tf.convert_to_tensor(value=shift, name="shift") # We do not assign back to preserve constant-ness. assert_util.assert_integer(shift) shift_value_static...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/hooks/hive_hooks.py#L608-L638
def get_partitions( self, schema, table_name, filter=None): """ """ with self.metastore as client: table = client.get_table(dbname=schema, tbl_name=table_name) if len(table.partitionKeys) == 0: raise AirflowException("The table isn't p...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/azure_container_instance_hook.py#L80-L93
def create_or_update(self, resource_group, name, container_group): """ """ self.connection.container_groups.create_or_update(resource_group, name, container_group)
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/spark_submit_hook.py#L448-L511
def _start_driver_status_tracking(self): """ """ # When your Spark Standalone cluster is not performing well # due to misconfiguration or heavy loads. # it is possible that the polling request will timeout. # Therefore we use a simple retry mechanism. mi...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/dingding_hook.py#L76-L98
def _build_message(self): """ """ if self.message_type in ['text', 'markdown']: data = { 'msgtype': self.message_type, self.message_type: { 'content': self.message } if self.message_type == 'text' else self....
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L905-L999
def embed_check_categorical_event_shape( categorical_param, name="embed_check_categorical_event_shape"): """ """ with tf.name_scope(name): x = tf.convert_to_tensor(value=categorical_param, name="categorical_param") # The size must not exceed both of: # - The largest possible int32 (since categoric...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/nest_util.py#L185-L210
def call_fn(fn, args): """ """ if expand_as_args(args): return fn(*args) elif _expand_as_kwargs(args): return fn(**args) else: return fn(args)
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_sql_hook.py#L163-L180
def delete_instance(self, instance, project_id=None): """ """ response = self.get_conn().instances().delete( project=project_id, instance=instance, ).execute(num_retries=self.num_retries) operation_name = response["name"] self._wait_for_op...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/layers/distribution_layer.py#L349-L360
def new(params, event_size, validate_args=False, name=None): """""" with tf.compat.v1.name_scope(name, 'MultivariateNormalTriL', [params, event_size]): params = tf.convert_to_tensor(value=params, name='params') scale_tril = tfb.ScaleTriL( diag_shift=np.arra...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/emr_hook.py#L39-L57
def create_job_flow(self, job_flow_overrides): """ """ if not self.emr_conn_id: raise AirflowException('emr_conn_id must be present to use create_job_flow') emr_conn = self.get_connection(self.emr_conn_id) config = emr_conn.extra_dejson.copy() conf...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/layers/distribution_layer.py#L363-L367
def params_size(event_size, name=None): """""" with tf.compat.v1.name_scope(name, 'MultivariateNormalTriL_params_size', [event_size]): return event_size + event_size * (event_size + 1) // 2
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/bayesian_neural_network.py#L90-L121
def plot_weight_posteriors(names, qm_vals, qs_vals, fname): """ """ fig = figure.Figure(figsize=(6, 3)) canvas = backend_agg.FigureCanvasAgg(fig) ax = fig.add_subplot(1, 2, 1) for n, qm in zip(names, qm_vals): sns.distplot(qm.flatten(), ax=ax, label=n) ax.set_title("weight means") ax.set_xlim([-1.5...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/backend/numpy/math.py#L172-L180
def _max_mask_non_finite(x, axis=-1, keepdims=False, mask=0): """""" m = np.max(x, axis=_astuple(axis), keepdims=keepdims) needs_masking = ~np.isfinite(m) if needs_masking.ndim > 0: m[needs_masking] = mask elif needs_masking: m = mask return m
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/bigquery_hook.py#L1973-L1990
def _bq_cast(string_field, bq_type): """ """ if string_field is None: return None elif bq_type == 'INTEGER': return int(string_field) elif bq_type == 'FLOAT' or bq_type == 'TIMESTAMP': return float(string_field) elif bq_type == 'BOOLEAN': if string_field not ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/vae.py#L228-L268
def make_decoder(activation, latent_size, output_shape, base_depth): """ """ deconv = functools.partial( tf.keras.layers.Conv2DTranspose, padding="SAME", activation=activation) conv = functools.partial( tf.keras.layers.Conv2D, padding="SAME", activation=activation) decoder_net = tf.keras.Sequenti...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/bijectors/transpose.py#L291-L318
def _maybe_validate_perm(perm, validate_args, name=None): """""" with tf.name_scope(name or 'maybe_validate_perm'): assertions = [] if not dtype_util.is_integer(perm.dtype): raise TypeError('`perm` must be integer type') msg = '`perm` must be a vector.' if tensorshape_util.rank(perm.shape) is...
https://github.com/pytorch/vision/blob/3afcf3cd49661c466c75ea536b0b2a7ff57f9a05/torchvision/transforms/functional.py#L537-L554
def adjust_brightness(img, brightness_factor): """ """ if not _is_pil_image(img): raise TypeError('img should be PIL Image. Got {}'.format(type(img))) enhancer = ImageEnhance.Brightness(img) img = enhancer.enhance(brightness_factor) return img
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_vision_hook.py#L165-L178
def get_product_set( self, location, product_set_id, project_id=None, retry=None, timeout=None, metadata=None ): """ """ client = self.get_conn() name = ProductSearchClient.product_set_path(project_id, location, product_set_id) self.log.info('Retrieving Produ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/edward2/random_variable.py#L32-L44
def _operator(attr): """ """ @functools.wraps(attr) def func(a, *args): return attr(a.value, *args) return func
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/optimizer/proximal_hessian_sparse.py#L74-L105
def _sparse_or_dense_matmul_onehot(sparse_or_dense_matrix, col_index): """ """ if isinstance(sparse_or_dense_matrix, (tf.SparseTensor, tf.compat.v1.SparseTensorValue)): # TODO(b/111924846): Implement better (ideally in a way that allows us to # eliminate the `num_rows` arg, if possible). ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/sts/structural_time_series.py#L134-L159
def make_state_space_model(self, num_timesteps, param_vals=None, initial_state_prior=None, initial_step=0): """ """ return self._make_state_space_model( num_timesteps=num_timesteps, ...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/bijectors/chain.py#L40-L109
def _compute_min_event_ndims(bijector_list, compute_forward=True): """ """ min_event_ndims = 0 # This is a mouthful, but what this encapsulates is that if not for rank # changing bijectors, we'd only need to compute the largest of the min # required ndims. Hence "max_min". Due to rank changing bijectors, we...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/tensorshape_util.py#L192-L211
def merge_with(x, other): """ """ return type(x)(tf.TensorShape(x).merge_with(other))
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def visualize_training(images_val, reconstructed_images_val, random_images_val, log_dir, prefix, viz_n=10): """ """ save_imgs(images_val[:viz_n], os.path.join(log_dir, "{}_inputs.png".format(prefix))) save_imgs(reconstructed_images...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/kubernetes/worker_configuration.py#L45-L131
def _get_init_containers(self): """""" # If we're using volume claims to mount the dags, no init container is needed if self.kube_config.dags_volume_claim or \ self.kube_config.dags_volume_host or self.kube_config.dags_in_image: return [] # Otherwise, define a git...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_transfer_hook.py#L361-L397
def operations_contain_expected_statuses(operations, expected_statuses): """ """ expected_statuses = ( {expected_statuses} if isinstance(expected_statuses, six.string_types) else set(expected_statuses) ) if len(operations) == 0: return False ...
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def maybe_broadcast_structure(from_structure: Any, to_structure: Any) -> Any: """ """ flat_from = tf.nest.flatten(from_structure) flat_to = tf.nest.flatten(to_structure) if len(flat_from) == 1: flat_from *= len(flat_to) return tf.nest.pack_sequence_as(to_structure, flat_from)
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def create_external_table(self, external_project_dataset_table, schema_fields, source_uris, source_format='CSV', autodetect=False, compressi...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/transformed_distribution.py#L657-L666
def _maybe_rotate_dims(self, x, rotate_right=False): """""" needs_rotation_const = tf.get_static_value(self._needs_rotation) if needs_rotation_const is not None and not needs_rotation_const: return x ndims = prefer_static.rank(x) n = (ndims - self._rotate_ndims) if rotate_right else self._rota...
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def _prepare_args_with_initial_vertex(objective_function, initial_vertex, step_sizes, objective_at_initial_vertex, batch_evaluate_objective): """""" dim = tf.size(i...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/bigquery_hook.py#L1915-L1927
def fetchall(self): """ """ result = [] while True: one = self.fetchone() if one is None: break else: result.append(one) return result
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def configure_s3_resources(self, config): """ """ s3_operations = config.pop('S3Operations', None) if s3_operations is not None: create_bucket_ops = s3_operations.get('S3CreateBucket', []) upload_ops = s3_operations.get('S3Upload', []) for op...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/vector_diffeomixture.py#L899-L933
def linop_scale(w, op): """""" # We assume w > 0. (This assumption only relates to the is_* attributes.) with tf.name_scope("linop_scale"): # TODO(b/35301104): LinearOperatorComposition doesn't combine operators, so # special case combinations here. Once it does, this function can be # replaced by: ...
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def _bessel_ive(v, z, cache=None): """""" # TODO(b/67497980): Switch to a more numerically faithful implementation. z = tf.convert_to_tensor(value=z) wrap = lambda result: tf.debugging.check_numerics(result, 'besseli{}'.format(v )) ...
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def build_kalman_mean_step(get_transition_matrix_for_timestep, get_transition_noise_for_timestep, get_observation_matrix_for_timestep, get_observation_noise_for_timestep): """ """ def mean_step(previous_means, t): """Single step...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/hooks/hive_hooks.py#L920-L938
def get_records(self, hql, schema='default', hive_conf=None): """ """ return self.get_results(hql, schema=schema, hive_conf=hive_conf)['data']
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def analyze_entities(self, document, encoding_type=None, retry=None, timeout=None, metadata=None): """ """ client = self.get_conn() return client.analyze_entities( document=document, encoding_type=encoding_type, retry=retry, timeout=timeout, metadata=metadata ...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/salesforce_hook.py#L76-L93
def make_query(self, query): """ """ conn = self.get_conn() self.log.info("Querying for all objects") query_results = conn.query_all(query) self.log.info("Received results: Total size: %s; Done: %s", query_results['totalSize'], query_resul...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/api/common/experimental/mark_tasks.py#L30-L53
def _create_dagruns(dag, execution_dates, state, run_id_template): """ """ # find out if we need to create any dag runs drs = DagRun.find(dag_id=dag.dag_id, execution_date=execution_dates) dates_to_create = list(set(execution_dates) - set([dr.execution_date for dr in drs])) for date in dat...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/von_mises_fisher.py#L358-L385
def _sample_3d(self, n, seed=None): """""" seed = seed_stream.SeedStream(seed, salt='von_mises_fisher_3d') u_shape = tf.concat([[n], self._batch_shape_tensor()], axis=0) z = tf.random.uniform(u_shape, seed=seed(), dtype=self.dtype) # TODO(bjp): Higher-order odd dim analytic CDFs are available in [1]...
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def get_broadcast_shape(*tensors): """ """ # Try static. s_shape = tensors[0].shape for t in tensors[1:]: s_shape = tf.broadcast_static_shape(s_shape, t.shape) if tensorshape_util.is_fully_defined(s_shape): return tensorshape_util.as_list(s_shape) # Fallback on dynamic. d_shape = tf.shape(input...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_container_hook.py#L131-L168
def delete_cluster(self, name, project_id=None, retry=DEFAULT, timeout=DEFAULT): """ """ self.log.info( "Deleting (project_id=%s, zone=%s, cluster_id=%s)", self.project_id, self.location, name ) try: op = self.get_client().delete_cluster(project...
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def new(params, event_shape=(), validate_args=False, name=None): """""" with tf.compat.v1.name_scope(name, 'IndependentPoisson', [params, event_shape]): params = tf.convert_to_tensor(value=params, name='params') event_shape = dist_util.expand_to_vector( tf....
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def _replace_event_shape_in_shape_tensor( input_shape, event_shape_in, event_shape_out, validate_args): """ """ output_tensorshape, is_validated = _replace_event_shape_in_tensorshape( tensorshape_util.constant_value_as_shape(input_shape), event_shape_in, event_shape_out) # TODO(b/12424015...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_video_intelligence_hook.py#L51-L105
def annotate_video( self, input_uri=None, input_content=None, features=None, video_context=None, output_uri=None, location=None, retry=None, timeout=None, metadata=None, ): """ """ client = self.get_conn...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L39-L82
def mixture_stddev(mixture_weight_vector, mean_vector, stddev_vector): """ """ tensorshape_util.assert_has_rank(mixture_weight_vector.shape, 2) if not tensorshape_util.is_compatible_with(mean_vector.shape, mixture_weight_vector.shape): raise ValueError("Expecting...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_spanner_hook.py#L212-L244
def create_database(self, instance_id, database_id, ddl_statements, project_id=None): """ """ instance = self._get_client(project_id=project_id).instance( instance_id=instance_id) if not instance.exists(): raise AirflowException("The instance {} does not...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/linear_gaussian_ssm.py#L981-L1038
def _joint_mean(self): """ """ with tf.name_scope("mean_joint"): # The initial timestep is a special case, since we sample the # latent state from the prior rather than the transition model. with tf.control_dependencies(self.runtime_assertions): # Broadcast to ensure we represen...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/sts/internal/util.py#L52-L116
def pad_batch_dimension_for_multiple_chains( observed_time_series, model, chain_batch_shape): """"""" # Running with multiple chains introduces an extra batch dimension. In # general we also need to pad the observed time series with a matching batch # dimension. # # For example, suppose our model has ba...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/batch_reshape.py#L380-L409
def calculate_reshape(original_shape, new_shape, validate=False, name=None): """""" batch_shape_static = tensorshape_util.constant_value_as_shape(new_shape) if tensorshape_util.is_fully_defined(batch_shape_static): return np.int32(batch_shape_static), batch_shape_static, [] with tf.name_scope(name or "calcu...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/contrib/hooks/gcp_transfer_hook.py#L119-L132
def create_transfer_job(self, body): """ """ body = self._inject_project_id(body, BODY, PROJECT_ID) return self.get_conn().transferJobs().create(body=body).execute(num_retries=self.num_retries)
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def _prepare_args(target_log_prob_fn, volatility_fn, state, step_size, target_log_prob=None, grads_target_log_prob=None, volatility=None, grads_volatility_fn=None, diffusion_dr...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/utils/dates.py#L195-L211
def infer_time_unit(time_seconds_arr): """ """ if len(time_seconds_arr) == 0: return 'hours' max_time_seconds = max(time_seconds_arr) if max_time_seconds <= 60 * 2: return 'seconds' elif max_time_seconds <= 60 * 60 * 2: return 'minutes' elif max_time_seconds <= 2...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/distributions/vector_diffeomixture.py#L745-L755
def _expand_base_distribution_mean(self): """""" single_draw_shape = concat_vectors(self.batch_shape_tensor(), self.event_shape_tensor()) m = tf.reshape( self.distribution.mean(), # A scalar. shape=tf.ones_like(single_draw_shape, dtype=tf.int32)) m...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/models/dagrun.py#L163-L188
def get_task_instances(self, state=None, session=None): """ """ from airflow.models.taskinstance import TaskInstance # Avoid circular import tis = session.query(TaskInstance).filter( TaskInstance.dag_id == self.dag_id, TaskInstance.execution_date == self...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/edward2/program_transformations.py#L138-L223
def make_log_joint_fn(model): """ """ def log_joint_fn(*args, **kwargs): """Log-probability of inputs according to a joint probability distribution. Args: *args: Positional arguments. They are the model's original inputs and can alternatively be specified as part of `kwargs`. **kwarg...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/layers/distribution_layer.py#L1451-L1477
def params_size(num_components, component_params_size, name=None): """ """ with tf.compat.v1.name_scope(name, 'MixtureSameFamily_params_size', [num_components, component_params_size]): num_components = tf.convert_to_tensor( value=num_components, name='num_com...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L180-L278
def make_diag_scale(loc=None, scale_diag=None, scale_identity_multiplier=None, shape_hint=None, validate_args=False, assert_positive=False, name=None, dtype=None): """ """ d...
https://github.com/apache/airflow/blob/b69c686ad8a0c89b9136bb4b31767257eb7b2597/airflow/models/taskinstance.py#L424-L455
def refresh_from_db(self, session=None, lock_for_update=False): """ """ TI = TaskInstance qry = session.query(TI).filter( TI.dag_id == self.dag_id, TI.task_id == self.task_id, TI.execution_date == self.execution_date) if lock_for_upd...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/mcmc/slice_sampler_kernel.py#L555-L580
def _right_pad(x, final_rank): """ """ padded_shape = tf.concat( [tf.shape(input=x), tf.ones(final_rank - tf.rank(x), dtype=tf.int32)], axis=0) static_padded_shape = None if x.shape.is_fully_defined() and isinstance(final_rank, int): static_padded_shape = x.shape.as_list() extra_dim...
https://github.com/pytorch/vision/blob/3afcf3cd49661c466c75ea536b0b2a7ff57f9a05/torchvision/datasets/mnist.py#L262-L304
def download(self): """""" import shutil import zipfile if self._check_exists(): return makedir_exist_ok(self.raw_folder) makedir_exist_ok(self.processed_folder) # download files filename = self.url.rpartition('/')[2] file_path = os....
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/examples/disentangled_vae.py#L264-L281
def zero_state(self, sample_batch_shape=()): """ """ h0 = tf.zeros([1, self.hidden_size]) c0 = tf.zeros([1, self.hidden_size]) combined_shape = tf.concat((tf.convert_to_tensor( value=sample_batch_shape, dtype=tf.int32), [self.dimensions]), axis=-1) previous...
https://github.com/tensorflow/probability/blob/e87fe34111d68c35db0f9eeb4935f1ece9e1a8f5/tensorflow_probability/python/internal/distribution_util.py#L1799-L1849
def softplus_inverse(x, name=None): """ """ with tf.name_scope(name or "softplus_inverse"): x = tf.convert_to_tensor(value=x, name="x") # We begin by deriving a more numerically stable softplus_inverse: # x = softplus(y) = Log[1 + exp{y}], (which means x > 0). # ==> exp{x} = 1 + exp{y} ...