templatekw: make join() escape values of extras (BC) (
issue5504)
Since extras may contain blob, the default template escapes its values:
'extra': '{key}={value|stringescape}'
join() should follow the output style of the default template.
# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil
__path__ = pkgutil.extend_path(__path__, __name__)