Exit `.maxmin()` early on non-yet-registered array lookup
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9490129a74
commit
a006b87546
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@ -1164,7 +1164,10 @@ class ChartPlotWidget(pg.PlotWidget):
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# f"begin: {begin}, end: {end}, extra: {extra}"
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# )
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a = self._arrays[name or self.name]
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a = self._arrays.get(name or self.name)
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if a is None:
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return None
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ifirst = a[0]['index']
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bars = a[lbar - ifirst:rbar - ifirst + 1]
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