convert: convert os.devnull to bytes before trying to join it with other bytes
Together with the previous commit relating to emailparser this gets
test-convert-tla.t passing under py3.
Differential Revision: https://phab.mercurial-scm.org/D7062
--- a/hgext/convert/gnuarch.py Wed Oct 16 20:34:56 2019 +0200
+++ b/hgext/convert/gnuarch.py Fri Oct 11 18:08:50 2019 +0100
@@ -216,7 +216,8 @@
cmdline = [self.execmd, cmd]
cmdline += args
cmdline = [procutil.shellquote(arg) for arg in cmdline]
- cmdline += [b'>', os.devnull, b'2>', os.devnull]
+ bdevnull = pycompat.bytestr(os.devnull)
+ cmdline += [b'>', bdevnull, b'2>', bdevnull]
cmdline = procutil.quotecommand(b' '.join(cmdline))
self.ui.debug(cmdline, b'\n')
return os.system(pycompat.rapply(procutil.tonativestr, cmdline))