junrushao1994 commented on a change in pull request #8623:
URL: https://github.com/apache/tvm/pull/8623#discussion_r682108630



##########
File path: python/tvm/tir/schedule/schedule.py
##########
@@ -115,39 +139,49 @@ def __init__(
         1) VerifySRefTree
         2) VerifyCachedFlags
         """
-        if isinstance(mod, PrimFunc):
-            mod = IRModule({"main": mod})
-        if isinstance(debug_mode, bool):
-            if debug_mode:
-                debug_mode = -1
-            else:
-                debug_mode = 0
-        if not isinstance(debug_mode, int):
-            raise TypeError(f"`debug_mode` should be integer or boolean, but 
gets: {debug_mode}")
-        if error_render_level not in Schedule.ERROR_RENDER_LEVEL:
-            raise ValueError(
-                'error_render_level can be "detail", "fast", or "none", but 
got: '
-                + f"{error_render_level}"
-            )
+        # call the constructor
         self.__init_handle_by_constructor__(
-            _ffi_api.ConcreteSchedule,  # type: ignore # pylint: 
disable=no-member
-            mod,
-            debug_mode,
-            Schedule.ERROR_RENDER_LEVEL.get(error_render_level),
+            _ffi_api.TracedSchedule,  # type: ignore # pylint: 
disable=no-member
+            *_preprocess_constructor_arguments(
+                mod,
+                debug_mode,
+                error_render_level,
+            ),
+        )
+
+    @staticmethod
+    def _create_non_traced(
+        mod: Union[PrimFunc, IRModule],
+        *,
+        debug_mode: Union[bool, int] = False,
+        error_render_level: str = "detail",
+    ) -> "Schedule":
+        """Construct a non-traced TensorIR schedule class from an IRModule."""
+        return _ffi_api.ConcreteSchedule(  # type: ignore # pylint: 
disable=no-member
+            *_preprocess_constructor_arguments(
+                mod,
+                debug_mode,
+                error_render_level,
+            )
         )
 
     ########## Utilities ##########
 
     @property
     def mod(self) -> IRModule:
         """Returns the AST of the module being scheduled"""
-        return _ffi_api.ScheduleModule(self)  # type: ignore # pylint: 
disable=no-member
+        return _ffi_api.ScheduleGetMod(self)  # type: ignore # pylint: 
disable=no-member
 
     @property
     def state(self) -> ScheduleState:
         """Returns the ScheduleState in the current schedule class"""
         return _ffi_api.ScheduleGetState(self)  # type: ignore # pylint: 
disable=no-member
 
+    @property
+    def trace(self) -> Optional[Trace]:
+        """Returns the internally maintained trace of scheduling program 
execution"""

Review comment:
       That makes sense. Will do!




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