D2176: py3: convert traceback representation to bytes when logging

[indygreg (Gregory Szorc)]

indygreg created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  Python's APIs should return a system string. We want to use bytes
  for logging. So convert the traceback to bytes before sending
  it to the logger.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2176

AFFECTED FILES
  mercurial/dispatch.py

CHANGE DETAILS

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -992,6 +992,7 @@
     this function returns False, ignored otherwise.
     """
     warning = _exceptionwarning(ui)
-    ui.log("commandexception", "%s\n%s\n", warning, traceback.format_exc())
+    ui.log("commandexception", "%s\n%s\n", warning,
+           pycompat.sysbytes(traceback.format_exc()))
     ui.warn(warning)
     return False  # re-raise the exception



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