pyqtgraph/multiprocess/bootstrap.py

25 lines
1016 B
Python
Raw Normal View History

"""For starting up remote processes"""
import sys, pickle, os
if __name__ == '__main__':
if hasattr(os, 'setpgrp'):
os.setpgrp() ## prevents signals (notably keyboard interrupt) being forwarded from parent to this process
2013-01-12 23:07:35 +00:00
if sys.version[0] == '3':
name, port, authkey, ppid, targetStr, path, pyside = pickle.load(sys.stdin.buffer)
else:
name, port, authkey, ppid, targetStr, path, pyside = pickle.load(sys.stdin)
#print "key:", ' '.join([str(ord(x)) for x in authkey])
if path is not None:
## rewrite sys.path without assigning a new object--no idea who already has a reference to the existing list.
while len(sys.path) > 0:
sys.path.pop()
sys.path.extend(path)
2013-01-12 23:07:35 +00:00
if pyside:
import PySide
#import pyqtgraph
#import pyqtgraph.multiprocess.processes
target = pickle.loads(targetStr) ## unpickling the target should import everything we need
target(name, port, authkey, ppid)
sys.exit(0)