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dongliu/snapshot_ca_threading.py

Created November 16, 2012 21:30
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snapshot ca multi-threading
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snapshot_ca_threading.py
def get(d, pv_name, size, start, pid):
ch = ca.create_channel(pv_name, connect=False, auto_cb=False)
if ca.connect_channel(ch, timeout=1.0):
d[pv_name] = ca.get(ch, wait=True)
else:
d[pv_name] = 'not connected'
if len(d) == size:
print int(round((time.time() - start) * 1000))
os.kill(pid, signal.SIGTERM)
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