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Mask NaNs/Infs in xycompare #123

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Merged
chengz2 merged 1 commit into from
Oct 8, 2026
Merged

Mask NaNs/Infs in xycompare #123

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3 changes: 3 additions & 0 deletions mom6_tools/m6plot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -704,6 +704,9 @@ def xycompare(field1, field2, x=None, y=None, area=None,

if (field1.shape)!=(field2.shape): raise Exception('field1 and field2 must be the same shape')

# Mask NaNs/Infs so they don't propagate into the statistics
field1 = numpy.ma.masked_invalid(field1); field2 = numpy.ma.masked_invalid(field2)

# Create coordinates if not provided
xlabel, xunits, ylabel, yunits = createXYlabels(x, y, xlabel, xunits, ylabel, yunits)
if debug: print('x,y label/units=',xlabel,xunits,ylabel,yunits)
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