Ticket #158 (defect)
Opened 9 months ago
Last modified 9 months ago
WKB/WKT read/write is not thread safe
Status: closed (fixed)
| Reported by: | seang | Assigned to: | seang |
|---|---|---|---|
| Priority: | major | Milestone: | |
| Component: | Shapely | Version: | |
| Keywords: | wkb wkt threads | Cc: | |
Code:
import threading
def main():
num_threads = 4
use_threads = True
if not use_threads:
# Run core code
runShapelyBuilding()
else:
threads = [threading.Thread(target=runShapelyBuilding) for x in range(num_threads)]
for t in threads:
t.start()
for t in threads:
t.join()
def runShapelyBuilding():
import shapely.wkt
import shapely.wkb
print "Running shapely tests on wkb"
wkb = shapely.wkt.loads("POINT (0 0)").wkb
for i in xrange(100000):
obj = shapely.wkb.loads(wkb)
print "Done"
# Run main
if __name__ == '__main__':
main()
Change History
04/01/08 12:48:12: Modified by seang
- status changed from new to assigned.
04/01/08 13:28:59: Modified by seang
I think I have a fix in r1065.
04/02/08 09:17:16: Modified by seang
- status changed from assigned to closed.
- resolution set to fixed.

Looks like we need to use a stdcall prototype
http://starship.python.net/crew/theller/ctypes/reference.html#id4