*** testJunoPolarPlotEvents ***
write file to  /var/local/jenkins/workspace/autoplot-test071/.
initial canvas dimensions: 714,506
initial dasCanvas dimensions: 714,506
{'x': 4, 'y': 124}
pe0:  dataset[DEPEND_0=3600] (dimensionless)
pe1:  dataset[DEPEND_0=3600] (dimensionless)
write canvas to image: w,h=700,810
okay