electrum

commit 78488ebcbf98cc5bf537d67dcf7c26845c90c2f5
parent 4360a785add13de55e13437bd722d27b91729344
Author: SomberNight <somber.night@protonmail.com>
Date:   Sun, 16 Sep 2018 22:17:20 +0200

aiosafe safety belts

traceback.print_exc was raising, and self.exception did not got set,
and the whole trace was lost. arghhhh

Diffstat:
M
electrum/util.py
 | 
7
+++++--

1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/electrum/util.py b/electrum/util.py
@@ -842,9 +842,12 @@ def aiosafe(f):
         except asyncio.CancelledError as e:
             self.exception = e
         except BaseException as e:
-            self.print_error("Exception in", f.__name__, ":", e.__class__.__name__, str(e))
-            traceback.print_exc(file=sys.stderr)
             self.exception = e
+            self.print_error("Exception in", f.__name__, ":", e.__class__.__name__, str(e))
+            try:
+                traceback.print_exc(file=sys.stderr)
+            except BaseException as e2:
+                self.print_error("aiosafe:traceback.print_exc raised: {}... original exc: {}".format(e2, e))
     return f2
 
 TxMinedStatus = NamedTuple("TxMinedStatus", [("height", int),