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Varuna Jayasiri 1f75f42fb2 yaml configs
2020-12-10 10:05:06 +05:30

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Python

"""
---
title: Utilities for Transformer
summary: A bunch of utility functions and classes for transformers.
---
# Utilities for Transformer
"""
import torch
def subsequent_mask(seq_len):
"""
## Subsequent mask to mask out data from future (subsequent) time steps
"""
mask = torch.tril(torch.ones(seq_len, seq_len)).to(torch.bool).unsqueeze(-1)
return mask