Merge pull request #50 from aburgm/write-then-log

Write connection file before writing its location to the log

Author: minrk

ipykernel/kernelapp.py

@@ -373,8 +373,10 @@ def initialize(self, argv=None):
         self.init_sockets()
         self.init_heartbeat()
         # writing/displaying connection info must be *after* init_sockets/heartbeat
-        self.log_connection_info()
         self.write_connection_file()
+        # Log connection info after writing connection file, so that the connection
+        # file is definitely available at the time someone reads the log.
+        self.log_connection_info()
         self.init_io()
         self.init_signal()
         self.init_kernel()