tf.tpu.bfloat16_scope

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Scope class for bfloat16 variables so that the model uses custom getter.

Aliases:

• tf.compat.v1.tpu.bfloat16_scope
• tf.contrib.tpu.bfloat16_scope

tf.tpu.bfloat16_scope()

This enables variables to be read as bfloat16 type when using get_variable.