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[Lang] Build subscripted tuple assign #8659

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[Lang] Build subscripted tuple assign #8659

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a279a4e
init
windwhiterain Mar 10, 2025
b998878
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Mar 10, 2025
7d1caa9
fix bug
windwhiterain Mar 15, 2025
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19 changes: 13 additions & 6 deletions python/taichi/lang/ast/ast_transformer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -206,12 +206,19 @@ def build_assign_basic(ctx, target, value, is_static_assign):
ctx.create_variable(target.id, var)
else:
var = build_stmt(ctx, target)
try:
var._assign(value)
except AttributeError:
raise TaichiSyntaxError(
f"Variable '{unparse(target).strip()}' cannot be assigned. Maybe it is not a Taichi object?"
)
if isinstance(var, tuple) and isinstance(value, tuple):
if len(var) != len(value):
raise TaichiSyntaxError("Tuple assign with different lengths")
vars, values = var, value
else:
vars, values = (var,), (value,)
for i in range(len(vars)):
try:
vars[i]._assign(values[i])
except AttributeError:
raise TaichiSyntaxError(
f"Variable '{unparse(target).strip()}' cannot be assigned. Maybe it is not a Taichi object?"
)
return var

@staticmethod
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