Patch by Jamiel Almeida.

Patch by Jacinda Shelly.

of the Python io module and the C io module.  They do not currently
match so the failing test is marked with @unittest.skip.

compare the public APIs of two modules or classes.

compression algorithms.

compression algorithms.

The new version of Tcl/Tk plays nice(r) with VS2015 CTP 6+.

It's been absent from all alpha releases, which apparently nobody has noticed.

Patch by Alex Shkop.

Patch by Alex Shkop.

Behavior equivalent to m.configure_mock().  Patch by Kasia Jachim.

Behavior equivalent to m.configure_mock().  Patch by Kasia Jachim.

As noted in the comment, while the order of the items in the attributes is not
technically guaranteed, after all this time there is almost certainly user
code out there that relies on it, so we might as well test for it.

Patch by Chalmer Lowe.