soiferj commented on a change in pull request #4825: [Frontend][ONNX] LSTM
Support
URL: https://github.com/apache/incubator-tvm/pull/4825#discussion_r375661224
##########
File path: tests/python/frontend/onnx/test_forward.py
##########
@@ -1962,6 +1962,126 @@ def test_pooling():
auto_pad='SAME_UPPER')
+def verify_lstm(seq_length,
+ batch_size,
+ input_size,
+ hidden_size,
+ use_bias=False,
+ activations=None,
+ alphas=None,
+ betas=None):
+ x_np = np.random.uniform(size=(seq_length, batch_size,
input_size)).astype('float32')
+ w_np = np.random.uniform(size=(1, 4 * hidden_size,
input_size)).astype('float32')
+ r_np = np.random.uniform(size=(1, 4 * hidden_size,
hidden_size)).astype('float32')
+ input_names = ["X", "W", "R"]
+ input_tensors = [
+ helper.make_tensor_value_info("X", TensorProto.FLOAT,
list(x_np.shape)),
+ helper.make_tensor_value_info("W", TensorProto.FLOAT,
list(w_np.shape)),
+ helper.make_tensor_value_info("R", TensorProto.FLOAT, list(r_np.shape))
+ ]
+ input_values = [x_np, w_np, r_np]
+ if use_bias:
+ b_np = np.random.uniform(size=(1, 8 * hidden_size)).astype('float32')
+ input_names.append("B")
+ input_tensors.append(
+ helper.make_tensor_value_info("B", TensorProto.FLOAT, [1, 8 *
hidden_size]))
+ input_values.append(b_np)
+
+ Y_shape = [seq_length, 1, batch_size, hidden_size]
+ Y_h_shape = [1, batch_size, hidden_size]
+ Y_c_shape = [1, batch_size, hidden_size]
+
+ if activations is None:
+ lstm_node = helper.make_node(
+ 'LSTM', inputs=input_names, outputs=["Y", "Y_h", "Y_c"],
hidden_size=hidden_size)
+ elif alphas is None:
+ lstm_node = helper.make_node(
+ 'LSTM',
+ inputs=input_names,
+ outputs=["Y", "Y_h", "Y_c"],
+ hidden_size=hidden_size,
+ activations=activations)
+ else:
+ lstm_node = helper.make_node(
+ 'LSTM',
+ inputs=input_names,
+ outputs=["Y", "Y_h", "Y_c"],
+ hidden_size=hidden_size,
+ activations=activations,
+ activation_alpha=alphas,
+ activation_beta=betas)
+
+ graph = helper.make_graph([lstm_node],
+ "lstm_test",
+ inputs=input_tensors,
+ outputs=[
+ helper.make_tensor_value_info("Y",
TensorProto.FLOAT,
+ list(Y_shape)),
+ helper.make_tensor_value_info("Y_h",
TensorProto.FLOAT,
+
list(Y_h_shape)),
+ helper.make_tensor_value_info("Y_c",
TensorProto.FLOAT,
+
list(Y_c_shape))
+ ])
+
+ model = helper.make_model(graph, producer_name='lstm_test')
+
+ for target, ctx in ctx_list():
+ onnx_out = get_onnxruntime_output(model, input_values, 'float32')
+ tvm_out = get_tvm_output(
+ model,
+ input_values,
+ target,
+ ctx, [Y_shape, Y_h_shape, Y_c_shape],
+ output_dtype=['float32', 'float32', 'float32'])
+ for o_out, t_out in zip(onnx_out, tvm_out):
+ tvm.testing.assert_allclose(o_out, t_out, rtol=5e-3, atol=5e-3)
+
+
+def test_lstm():
Review comment:
Can you also add a test where initial c and h states are set to something
other than 0?
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
With regards,
Apache Git Services
