The following script creates a plot that looks incomplete:
import vcs
import cdms2
x = vcs.init()
f = cdms2.open("/home/danlipsa/src/uvcdat-examples/isofill-robinson/coads_climatology.nc")
v = f["SST"]
iso = vcs.getisofill('a_robinson_isofill')
x.plot(v, iso, bg=1)
x.png("isofill-robinson.png")

The following script creates a plot that looks incomplete:
import vcs
import cdms2
x = vcs.init()
f = cdms2.open("/home/danlipsa/src/uvcdat-examples/isofill-robinson/coads_climatology.nc")
v = f["SST"]
iso = vcs.getisofill('a_robinson_isofill')
x.plot(v, iso, bg=1)
x.png("isofill-robinson.png")