Make get_data/async/tmp_dir explicit
Make get_data/async/tmp_dir explicit

functools.partial is all well and good in code, but apparently it
doesn't play real well with docs.

Change-Id: Ia460473af9038d890346502784e3cf4d0e1d1c40

tipabu/swift,openstack/swift,tipabu/swift,swiftstack/swift,openstack/swift,tipabu/swift,tipabu/swift,swiftstack/swift,openstack/swift,openstack/swift,swiftstack/swift