junrushao commented on code in PR #15958:
URL: https://github.com/apache/tvm/pull/15958#discussion_r1367348696
##########
python/tvm/relax/frontend/nn/core.py:
##########
@@ -520,6 +520,87 @@ def forward(self, x): # pylint: disable=invalid-name
return x
+class Matuator:
+ def visit_module(self, name: str, node: Module) -> Any:
+ """The base visiting method for mutation of nn.Module nodes.
+
+ Parameters
+ ----------
+ name : str
+ The name of the current node in parent's attribute.
+
+ node : nn.Module
+ The current node of nn.Module to mutate.
+
+ Returns
+ ------
+ ret_node: Any
+ The new node to replace current node.
+ """
+ return self.visit(name, node)
+
+ def visit_effect(self, name: str, node: Parameter) -> Any:
+ """The base visiting method for mutation of nn.Parameter nodes.
+
+ Parameters
+ ----------
+ name : str
+ The name of the current node in parent's attribute.
+
+ node : nn.Parameter
+ The current node of nn.Parameter to mutate.
+
+ Returns
+ ------
+ ret_node: Any
+ The new node to replace current node.
+ """
+ return self.visit(name, node)
+
+ def visit_param(self, name: str, node: Effect) -> Any:
+ """The base visiting method for mutation of nn.Effect nodes.
+
+ Parameters
+ ----------
+ name : str
+ The name of the current node in parent's attribute.
+
+ node : nn.Effect
+ The current node of nn.Effect to mutate.
+
+ Returns
+ ------
+ ret_node: Any
+ The new node to replace current node.
+ """
+ return self.visit(name, node)
+
+ def visit(self, name: str, node: Any) -> Any:
+ """The base dispatching method for visiting of all nodes.
+
+ Parameters
+ ----------
+ name : str
+ The name of the current node in parent's attribute.
+
+ node : Any
+ The current node to visit.
+
+ Returns
+ ------
+ ret_node: Any
+ The new node to replace current node.
+ """
+ for key, value in node.__dict__.items():
+ if isinstance(value, Module):
Review Comment:
You might want to check ModuleList as well, which may need some special
handling
##########
tests/python/relax/test_frontend_nn_mutator.py:
##########
@@ -0,0 +1,160 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+from typing import Any
+
+import tvm
+from tvm.relax.frontend import nn
+
+
+def test_mutator_naming():
Review Comment:
Add a test for ModuleList
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