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Improve flexibility of code for finding variable names #862

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Merged
tomwhite merged 1 commit into from
Jan 19, 2026
Merged

Improve flexibility of code for finding variable names #862

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8 changes: 6 additions & 2 deletions cubed/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -256,9 +256,13 @@ def extract_array_names_from_stack_summaries(
) -> dict[str, str]:
array_display_names: dict[str, str] = {}
for stack_summaries in stacks:
# Look for array names outside cubed, prioritizing those near top of stack.
# E.g. if user code defines a variable v1 referring to an array, and passes
# it to a utility function that assigns the array locally to v2 then v1 takes
# priority.
first_cubed_i = min(i for i, s in enumerate(stack_summaries) if s.is_cubed())
caller_summary = stack_summaries[first_cubed_i - 1]
array_display_names.update(caller_summary.array_names_to_variable_names)
for caller_summary in reversed(stack_summaries[:first_cubed_i]):
array_display_names.update(caller_summary.array_names_to_variable_names)
return array_display_names


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