view .arcconfig @ 36074:788b2e8530ae

py3: use raw string for file open mode

Otherwise the module importer rewrites it to bytes on Python 3,
which angers Python 3.

Differential Revision: https://phab.mercurial-scm.org/D2137

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}