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Fixed gridutils behavior for 1 CPU #2003

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Fixed gridutils behavior for 1 CPU #2003

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0ee5891
fixed behavior for 1 CPU
dlakaplan Jun 5, 2026
e6c43b7
merge
dlakaplan Jun 5, 2026
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1 change: 1 addition & 0 deletions CHANGELOG-unreleased.md
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Original file line number Diff line number Diff line change
Expand Up @@ -24,5 +24,6 @@ the released changes.
- Make `get_prefix_timeranges` work for SWX.
- Some of the `gridutils` functions had improper logging behavior
- Fixed bug in changing epoch for ELL1k model
- Fixed `gridutils` behavior for 1 CPU
- Fixed bug in `GaussianRV_gen`, where the probability distribution function was not normalized correctly. Changed to use `scipy.stats.truncnorm` instead of the custom `GaussianRV_gen`.
### Removed
6 changes: 5 additions & 1 deletion src/pint/gridutils.py
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Expand Up @@ -769,7 +769,11 @@ def tuple_chisq(

for i in indices:
for parnum, parname in enumerate(parnames):
getattr(ftr.model, parname).quantity = parvalues[i[0]][parnum]
if parvalues[i[0]][parnum] is not None:
getattr(ftr.model, parname).quantity = parvalues[i[0]][parnum]
getattr(ftr.model, parname).frozen = True
else:
getattr(ftr.model, parname).frozen = False
ftr.fit_toas(**fitargs)
chi2[i[0]] = ftr.resids.chi2
dof[i[0]] = ftr.resids.dof
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