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raise ValueError if the the number of regression points is less than the number of parameters in _residual #249

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Merged
sbillinge merged 8 commits into from
Aug 23, 2025
Merged

raise ValueError if the the number of regression points is less than the number of parameters in _residual #249

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bc24486
raise `ValueError` if the the number of regression points is less tha…
ycexiao Aug 18, 2025
f537512
test: add test for not enough shared grid points the bad case.
ycexiao Aug 20, 2025
9832900
chore: fix typo
ycexiao Aug 20, 2025
71f10e5
chore: more concise error message
ycexiao Aug 21, 2025
935dd8e
chore: fix pre-commit
ycexiao Aug 21, 2025
91fa347
fix: use a custom error to stop `leatsq`
ycexiao Aug 22, 2025
5b0f30b
Revert "fix: use a custom error to stop `leatsq`"
ycexiao Aug 22, 2025
daf51c3
chore: fix the code indentation.
ycexiao Aug 22, 2025
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chore: fix typo
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@ycexiao
ycexiao committed Aug 20, 2025
commit 9832900b2a266e6d75aeeab33a0be49e53c1e8b7
4 changes: 2 additions & 2 deletions src/diffpy/morph/refine.py
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Expand Up @@ -87,8 +87,8 @@ def _residual(self, pvals):
raise ValueError(
f"\nNumber of shared grid points: {len(rvec)}\n"

@ycexiao ycexiao Aug 20, 2025

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Print the size of the function and the number of parameters.

f"Number of parameters: {len(pvals)}\n"
"Not enough shared grid points between morphed function "
"between morphed function and target function to fit "
"Not enough shared grid points "
"between the morphed function and the target function to fit "
"the chosen parameters.\n"
"Please make sure the overlapping domain between the morphed "
"function and the target function is sufficiently large, or "
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4 changes: 2 additions & 2 deletions tests/test_refine.py
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Expand Up @@ -196,8 +196,8 @@ def test_refine_grid_bad(self, user_filesystem):
expected_error_message = (
"\nNumber of shared grid points: 2\n"
"Number of parameters: 3\n"
"Not enough shared grid points between morphed function "
"between morphed function and target function to fit "
"Not enough shared grid points "
"between the morphed function and the target function to fit "
"the chosen parameters.\n"
"Please make sure the overlapping domain between the morphed "
"function and the target function is sufficiently large, or "
Expand Down
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