mshr-h commented on code in PR #18429:
URL: https://github.com/apache/tvm/pull/18429#discussion_r2513977745
##########
python/tvm/relax/frontend/torch/exported_program_translator.py:
##########
@@ -1097,11 +1097,28 @@ def create_convert_map(
def create_input_vars(
self, exported_program: torch.export.ExportedProgram
- ) -> Tuple[Dict[str, relax.Var], Dict[str, relax.Var]]:
+ ) -> Tuple[Dict[str, relax.Var], Dict[str, relax.Var], Dict[str,
Tuple[int, int]]]:
"""Create relax input vars."""
parameters_buffers_constants = OrderedDict()
user_inputs = OrderedDict()
torch_symbol_to_relax_var: Dict[str, tvm.tir.Var] = {}
+ range_constraints = {}
+
+ if hasattr(exported_program, "range_constraints"):
+ for symbol, value_range in
exported_program.range_constraints.items():
+ symbol_name = str(symbol)
+ if hasattr(value_range, "lower") and hasattr(value_range,
"upper"):
+ try:
+ lower = int(value_range.lower)
+ except (OverflowError, AttributeError, TypeError):
+ continue
+
+ try:
+ upper = int(value_range.upper)
+ except (OverflowError, AttributeError, TypeError):
+ continue
+
+ range_constraints[symbol_name] = (lower, upper)
Review Comment:
Make sense to me.
@guan404ming Can you apply the change?
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