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Fix OSError exception after 5 seconds when calling pyia.Registry.start(). #2

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Fix OSError exception after 5 seconds when calling pyia.Registry.start(). #2

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13 changes: 11 additions & 2 deletions pyia/registry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,8 @@
from event import Event
from utils import accessibleObjectFromEvent

RPC_S_CALLPENDING = -2147417835

class Registry(object):
def __init__(self):
self.clients = {}
Expand Down Expand Up @@ -87,8 +89,15 @@ def clearListeners(self):


def iter_loop(self, timeout=1):
PumpEvents(timeout)

try:
PumpEvents(timeout)
except OSError as e:
# Work around https://github.com/enthought/comtypes/issues/138.
# RPC_S_CALLPENDING just means the timeout expired, so we can
# ignore it.
if e.winerror != RPC_S_CALLPENDING:
raise

def start(self):
while True:
try:
Expand Down