I get this same issue with the following simple test program:
import pyqtgraph from pyqtgraph.Qt import QtCore, QtGui
app = QtGui.QApplication([]) plot = pyqtgraph.PlotWidget()
I get this same issue with the following simple test program:
import pyqtgraph
from pyqtgraph.Qt import QtCore, QtGui
app = QtGui.QApplicat ion([]) PlotWidget( )
plot = pyqtgraph.