tf.data.experimental.cardinality
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Returns the cardinality of dataset, if known.
tf.data.experimental.cardinality(
dataset
)
The operation returns the cardinality of dataset. The operation may return
tf.data.experimental.INFINITE_CARDINALITY if dataset contains an infinite
number of elements or tf.data.experimental.UNKNOWN_CARDINALITY if the
analysis fails to determine the number of elements in dataset (e.g. when the
dataset source is a file).
Returns |
|---|
A scalar tf.int64 Tensor representing the cardinality of dataset. If
the cardinality is infinite or unknown, the operation returns the named
constant INFINITE_CARDINALITY and UNKNOWN_CARDINALITY respectively.
|
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Last updated 2020-10-01 UTC.
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TensorFlow 1 version
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