spladug commented on a change in pull request #2200:
URL: https://github.com/apache/thrift/pull/2200#discussion_r464656554



##########
File path: lib/py/src/transport/TSocket.py
##########
@@ -91,12 +91,13 @@ def isOpen(self):
             try:
                 peeked_bytes = self.handle.recv(1, socket.MSG_PEEK)
             except (socket.error, OSError) as exc:  # on modern python this is 
just BlockingIOError
-                if exc.errno == errno.EWOULDBLOCK:
+                if exc.errno in (errno.EWOULDBLOCK, errno.EAGAIN):
                     return True
-                raise
+                return False

Review comment:
       What kinds of errors are you concerned about? An over-broad catch like 
that would mask if someone made a legitimate bug in the covered code. AFAIK 
even in 2.7 `socket.error` should catch everything actually socket related: 
https://docs.python.org/2/library/socket.html#socket.error




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