Hi Michael, John, Nathan,
My strealines script can be see here:
Modifying the periodicity manually via
ds.periodicity = (True, True, True)
causes the script to appear to execute for a very long time. I have never seen it run to completion, even for a single streamline. Perhaps I am just impatient.
If I do not directly modify the periodicity, the output I have pasted here:
Any help is appreciated.