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improve error message when parentheses cannot be found in descriptor #711

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Merged
merged 1 commit into from
Nov 14, 2023
Merged

improve error message when parentheses cannot be found in descriptor #711

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9 changes: 6 additions & 3 deletions hwilib/descriptor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -432,9 +432,12 @@ def _get_func_expr(s: str) -> Tuple[str, str]:
:return: The function name as the first element of the tuple, and the expression contained within the function as the second element
:raises: ValueError: if a matching pair of parentheses cannot be found
"""
start = s.index("(")
end = s.rindex(")")
return s[0:start], s[start + 1:end]
try:
start = s.index("(")
end = s.rindex(")")
return s[0:start], s[start + 1:end]
except ValueError:
raise ValueError("A matching pair of parentheses cannot be found")


def _get_const(s: str, const: str) -> str:
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