Use urwid.util.detected_encoding instead of try_decode

Commands running in a subprocess should return the terminal encoding so
we don't need to guess their encoding.

1 files changed, 3 insertions, 1 deletions

diff --git a/alot/commands/globals.py b/alot/commands/globals.py
index 2916793f..d335e8cf 100644
--- a/alot/commands/globals.py
+++ b/alot/commands/globals.py
@@ -280,7 +280,9 @@ class ExternalCommand(Command):
             _, err = proc.communicate(stdin.read() if stdin else None)
             if proc.returncode == 0:
                 return 'success'
-            return helper.try_decode(err).strip() if err else ''
+            if err:
+                return err.decode(urwid.util.detected_encoding)
+            return ''
 
         if self.in_thread:
             d = threads.deferToThread(thread_code)