Skip to content

Instantly share code, notes, and snippets.

@chadrik
Created August 1, 2013 16:37
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save chadrik/6133043 to your computer and use it in GitHub Desktop.
Save chadrik/6133043 to your computer and use it in GitHub Desktop.
testing gist gem
print "top foo"
f = open("/Volumes/newhome/chad/python/multiproc.py", 'r')
exec f
import sys
#import cPickle as pickle
# from pickle import Pickler
# print Pickler.__module__
# print sys.modules['pickle']
# print hasattr(Pickler, 'dispatch')
# import imp
# print imp.find_module('pickle')
# print sys.modules['pickle']
# import pickle
# print sys.modules['pickle']
#print sys.modules['cPickle']
#print hasattr(cPickle.Pickler, 'dispatch')
#print hasattr(pickle.Pickler, 'dispatch')
import multiprocessing
import time
def create(x):
print "here", x
try:
time.sleep(10)
except KeyboardInterrupt:
return
return x*x
def main():
pool = multiprocessing.Pool(2)
results = pool.imap(create, [1,2,3,4])
try:
while 1:
# timeout seconds per job
results.next(timeout=12)
except StopIteration:
pool.close()
pool.join()
except KeyboardInterrupt:
# this never gets called
print "keyboard interrupt received"
pool.terminate()
if __name__ == "__main__":
main()
# def f(x):
# result = x*x
# print "result", os.getpid(), result
# return result
#
# class Foo(object):
# def doit(self):
# pool = Pool(processes=4) # start 4 worker processes
#
# result = pool.apply_async(f, (10,)) # evaluate "f(10)" asynchronously
# print result.get(timeout=1) # prints "100" unless your computer is *very* slow
#
# print pool.map(f, range(10)) # prints "[0, 1, 4,..., 81]"
#
# it = pool.imap(f, range(10))
# print it.next() # prints "0"
# print it.next() # prints "1"
# print it.next(timeout=1) # prints "4" unless your computer is *very* slow
#
# import time
# result = pool.apply_async(time.sleep, (10,))
# print result.get(timeout=1) # raises TimeoutError
#
# print "name is", __name__
# if __name__ in ['__main__','foo']:
# Foo().doit()
@chadrik
Copy link
Author

chadrik commented Aug 1, 2013

will this apply to the selected line?

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment