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Method test_transformer_encoder_layer

python/tests/test_nn.py:2009–2029  ·  view source on GitHub ↗
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2007 self.assertEqual(out.shape, x.shape)
2008
2009 def test_transformer_encoder_layer(self):
2010 # Test norm_first=True (default)
2011 layer = nn.TransformerEncoderLayer(dims=32, num_heads=4)
2012 x = mx.random.normal(shape=(2, 5, 32))
2013 out = layer(x, mask=None)
2014 self.assertEqual(out.shape, x.shape)
2015
2016 # Test norm_first=False
2017 layer = nn.TransformerEncoderLayer(dims=32, num_heads=4, norm_first=False)
2018 out = layer(x, mask=None)
2019 self.assertEqual(out.shape, x.shape)
2020
2021 # Test with causal mask
2022 mask = nn.MultiHeadAttention.create_additive_causal_mask(5)
2023 out = layer(x, mask=mask)
2024 self.assertEqual(out.shape, x.shape)
2025
2026 # Test with custom mlp_dims
2027 layer = nn.TransformerEncoderLayer(dims=32, num_heads=4, mlp_dims=64)
2028 out = layer(x, mask=None)
2029 self.assertEqual(out.shape, x.shape)
2030
2031 def test_transformer_decoder_layer(self):
2032 dims = 32

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