[GitHub] [tvm] areusch commented on a diff in pull request #10941: TVMC: Add new text/relay frontend

[GitBox <gi...@apache.org>]

areusch commented on code in PR #10941:
URL: https://github.com/apache/tvm/pull/10941#discussion_r847595319


##########
python/tvm/driver/tvmc/frontends.py:
##########
@@ -284,13 +285,48 @@ def load(self, path, shape_dict=None, **kwargs):
         return relay.frontend.from_paddle(prog, shape_dict=shape_dict, **kwargs)
 
 
+class RelayFrontend(Frontend):
+    """Relay frontend for TVMC"""
+
+    @staticmethod
+    def name():
+        return "relay"
+
+    @staticmethod
+    def suffixes():
+        return ["relay"]
+
+    def load(self, path, shape_dict=None, **kwargs):
+        with open(path, "r", encoding="utf-8") as relay_text:
+            text = relay_text.read()
+        if shape_dict is not None:
+            logger.warning("Supplied shape_dict argument ignored for text frontend")
+        ir_mod = parser.fromtext(text)
+
+        def _gen_params(ir_mod):
+            """Populate the all the params in the mode with ones."""
+            main_func = ir_mod["main"]
+            shape_dict = {p.name_hint: p.checked_type.concrete_shape for p in main_func.params}
+            type_dict = {p.name_hint: p.checked_type.dtype for p in main_func.params}
+            params = {}
+            for name, shape in shape_dict.items():
+                data = np.ones(shape).astype(type_dict[name])

Review Comment:
   any thoughts on supplying data in e.g. `.npz`?



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