Set default value of p in LpPool as 2 (#8866)

* Set default value of p in LpPool as 2 * Update test_forward.py Fix bug in test. * Update test_forward.py update with correct shape. * Update onnx.py * Update python/tvm/relay/frontend/onnx.py Co-authored-by: Wuwei Lin <vincentl13x@gmail.com> Co-authored-by: luyaor <luyaor@luyaordeMacBook-Pro.local> Co-authored-by: Wuwei Lin <vincentl13x@gmail.com>
apache · Sep 2, 2021 · 7c9811c · 7c9811c
1 parent 27be462
commit 7c9811c
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Showing 2 changed files with 17 additions and 4 deletions.
diff --git a/python/tvm/relay/frontend/onnx.py b/python/tvm/relay/frontend/onnx.py
@@ -908,8 +908,9 @@ def _impl_v1(cls, inputs, attr, params):
         else:
             attr["layout"] = onnx_default_layout(dims=(len(input_shape) - 2), op_name="LpPool")
 
-        p = _expr.const(attr["p"], dtype)
-        reci_p = _expr.const(1.0 / attr["p"], dtype)
+        p_value = attr.get("p", 2)
+        p = _expr.const(p_value, dtype)
+        reci_p = _expr.const(1.0 / p_value, dtype)
         data = _op.power(data, p)
 
         out = AttrCvt(

diff --git a/tests/python/frontend/onnx/test_forward.py b/tests/python/frontend/onnx/test_forward.py
@@ -3184,25 +3184,28 @@ def verify_max_roi_pool(x_shape, rois_shape, pooled_shape, spatial_scale, out_sh
 @tvm.testing.parametrize_targets
 def test_lppool(target, dev):
     def verify_lppool(x_shape, kernel_shape, p, strides, pads, out_shape, auto_pad="NOTSET"):
+        kwargs = {}
+        if p is not None:
+            kwargs["p"] = p
         if pads is None:
             pool_node = helper.make_node(
                 "LpPool",
                 inputs=["x"],
                 outputs=["y"],
                 kernel_shape=kernel_shape,
-                p=p,
                 auto_pad=auto_pad,
                 strides=strides,
+                **kwargs,
             )
         else:
             pool_node = helper.make_node(
                 "LpPool",
                 inputs=["x"],
                 outputs=["y"],
                 kernel_shape=kernel_shape,
-                p=p,
                 pads=pads,
                 strides=strides,
+                **kwargs,
             )
 
         graph = helper.make_graph(
@@ -3295,6 +3298,15 @@ def verify_lppool(x_shape, kernel_shape, p, strides, pads, out_shape, auto_pad="
         out_shape=[1, 1, 16, 16, 16],
         auto_pad="SAME_UPPER",
     )
+    # Pool2D with empty p
+    verify_lppool(
+        x_shape=[1, 1, 32, 32],
+        kernel_shape=[3, 3],
+        p=None,
+        strides=[1, 1],
+        pads=[1, 1, 1, 1],
+        out_shape=[1, 1, 32, 32],
+    )
 
 
 def verify_rnn(