Catch specific errors; avoid suppressing CancelledError

6 years ago · 9a37c40d07
1 changed files with 1 additions and 1 deletions
--- a/electrumx/server/session.py
+++ b/electrumx/server/session.py
@ -155,7 +155,7 @@ class SessionManager(object):
        host, port = args[:2]
        try:
            self.servers[kind] = await server
-        except Exception as e:
+        except OSError as e:    # don't suppress CancelledError
            self.logger.error(f'{kind} server failed to listen on {host}:'
                              f'{port:d} :{e!r}')
        else: