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Qtplot/fixwarning #289

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eendebakpt wants to merge 2 commits into from
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Qtplot/fixwarning #289

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af5498d
fix NaN warnings
eendebakpt Jul 28, 2016
52b403a
autopep8
eendebakpt Jul 28, 2016
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10 changes: 7 additions & 3 deletions qcodes/plots/pyqtgraph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@


class QtPlot(BasePlot):

"""
Plot x/y lines or x/y/z heatmap data. The first trace may be included
in the constructor, other traces can be added with QtPlot.add().
Expand Down Expand Up @@ -344,8 +345,8 @@ def _update_labels(self, subplot_object, config):
# pyqtgraph doesn't seem able to get labels, only set
# so we'll store it in the axis object and hope the user
# doesn't set it separately before adding all traces
if axletter+'label' in config and not ax._qcodes_label:
label = config[axletter+'label']
if axletter + 'label' in config and not ax._qcodes_label:
label = config[axletter + 'label']
ax._qcodes_label = label
ax.setLabel(label)
if axletter in config and not ax._qcodes_label:
Expand All @@ -361,7 +362,10 @@ def update_plot(self):
if 'z' in config:
self._update_image(plot_object, config)
else:
plot_object.setData(*self._line_data(config['x'], config['y']))
canplot = np.isfinite(config['x']).any()
if canplot:
plot_object.setData(
*self._line_data(config['x'], config['y']))

def _clean_array(self, array):
"""
Expand Down