cleanup: replace False identity testing with an explicit token object The recommended way to check default value (when None is not as option) is a token object. Identity testing to integer is less explicit and not guaranteed to work in all implementations.

devel: officially deprecate dirstate.write without transaction argument When we introduce the develwarning, we did not had an official deprecation API and infrastructure. We can now officially deprecate the old way with a version deadline.

devel: officially deprecate update without destination When we introduce the develwarning, we did not had an official deprecation API and infrastructure. We can now officially deprecate the old way with a version deadline.

devel: fix a typo in a deprecation warning Credit goes to Sean Farley for spotting it.

devel: officially deprecate old style revset When we introduce the develwarning, we did not had an official deprecation API and infrastructure. We can now officially deprecate the old way with a version deadline.

check-code: handle py3 open divergence open() really wants an encoding attribute

check-code: switch to opener

check-code: handle range/xrange divergence

check-code: fix py3 complaint about \NNN being invalid unicode

hghave: switch from iteritems to items With this, test-hghave.t passes on python 3. Four features fail because mercurial still is not py3 safe: absimport cacheable hardlink defaultcacerts But that will be resolved automatically eventually.