tf.keras.utils.OrderedEnqueuer
Builds a Enqueuer from a Sequence.
Inherits From: SequenceEnqueuer
tf.keras.utils.OrderedEnqueuer(
sequence, use_multiprocessing=False, shuffle=False
)
Used in fit_generator, evaluate_generator, predict_generator.
| Arguments | |
|---|---|
sequence |
A tf.keras.utils.data_utils.Sequence object. |
use_multiprocessing |
use multiprocessing if True, otherwise threading |
shuffle |
whether to shuffle the data at the beginning of each epoch |
Methods
get
get()
Creates a generator to extract data from the queue.
Skip the data if it is None.
| Yields | |
|---|---|
The next element in the queue, i.e. a tuple (inputs, targets) or (inputs, targets, sample_weights). |
is_running
is_running()
start
start(
workers=1, max_queue_size=10
)
Starts the handler's workers.
| Arguments | |
|---|---|
workers |
Number of workers. |
max_queue_size |
queue size (when full, workers could block on put()) |
stop
stop(
timeout=None
)
Stops running threads and wait for them to exit, if necessary.
Should be called by the same thread which called start().
| Arguments | |
|---|---|
timeout |
maximum time to wait on thread.join() |
© 2020 The TensorFlow Authors. All rights reserved.
Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/versions/r2.4/api_docs/python/tf/keras/utils/OrderedEnqueuer