forked from M-Labs/artiq
applets: add data length warning message for plot_xy
(#1722)
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parent
e996b5f635
commit
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@ -2,6 +2,7 @@
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import numpy as np
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import numpy as np
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import PyQt5 # make sure pyqtgraph imports Qt5
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import PyQt5 # make sure pyqtgraph imports Qt5
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from PyQt5.QtCore import QTimer
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import pyqtgraph
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import pyqtgraph
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from artiq.applets.simple import TitleApplet
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from artiq.applets.simple import TitleApplet
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@ -11,6 +12,12 @@ class XYPlot(pyqtgraph.PlotWidget):
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def __init__(self, args):
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def __init__(self, args):
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pyqtgraph.PlotWidget.__init__(self)
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pyqtgraph.PlotWidget.__init__(self)
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self.args = args
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self.args = args
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self.timer = QTimer()
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self.timer.setSingleShot(True)
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self.timer.timeout.connect(self.length_warning)
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self.mismatch = {'X values': False,
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'Error bars': False,
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'Fit values': False}
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def data_changed(self, data, mods, title):
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def data_changed(self, data, mods, title):
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try:
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try:
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@ -24,17 +31,29 @@ class XYPlot(pyqtgraph.PlotWidget):
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fit = data.get(self.args.fit, (False, None))[1]
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fit = data.get(self.args.fit, (False, None))[1]
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if not len(y) or len(y) != len(x):
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if not len(y) or len(y) != len(x):
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return
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self.mismatch['X values'] = True
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else:
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self.mismatch['X values'] = False
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if error is not None and hasattr(error, "__len__"):
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if error is not None and hasattr(error, "__len__"):
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if not len(error):
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if not len(error):
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error = None
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error = None
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elif len(error) != len(y):
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elif len(error) != len(y):
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return
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self.mismatch['Error bars'] = True
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else:
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self.mismatch['Error bars'] = False
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if fit is not None:
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if fit is not None:
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if not len(fit):
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if not len(fit):
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fit = None
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fit = None
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elif len(fit) != len(y):
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elif len(fit) != len(y):
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return
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self.mismatch['Fit values'] = True
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else:
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self.mismatch['Fit values'] = False
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if not any(self.mismatch.values()):
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self.timer.stop()
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else:
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if not self.timer.isActive():
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self.timer.start(1000)
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return
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self.clear()
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self.clear()
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self.plot(x, y, pen=None, symbol="x")
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self.plot(x, y, pen=None, symbol="x")
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@ -50,6 +69,13 @@ class XYPlot(pyqtgraph.PlotWidget):
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xi = np.argsort(x)
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xi = np.argsort(x)
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self.plot(x[xi], fit[xi])
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self.plot(x[xi], fit[xi])
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def length_warning(self):
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self.clear()
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text = "⚠️ dataset lengths mismatch:\n"
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errors = ', '.join([k for k, v in self.mismatch.items() if v])
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text = ' '.join([errors, "should have the same length as Y values"])
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self.addItem(pyqtgraph.TextItem(text))
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def main():
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def main():
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applet = TitleApplet(XYPlot)
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applet = TitleApplet(XYPlot)
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