commit 8b136bf
Merge: 3005aed 01d3dc2
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Fri Mar 15 16:03:23 2019 -0500

    Merge remote-tracking branch 'upstream/master' into sparse-frame-accessor

commit 3005aed
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Thu Mar 14 06:26:32 2019 -0500

    isort?

commit 318c06f
Merge: 0922296 79205ea
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Thu Mar 14 06:25:45 2019 -0500

    Merge remote-tracking branch 'upstream/master' into sparse-frame-accessor

commit 0922296
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Wed Mar 13 21:35:51 2019 -0500

    updates

commit f433be8
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Wed Mar 13 20:54:07 2019 -0500

    lint

commit 6696f28
Merge: 534a379 1017382
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Wed Mar 13 20:53:13 2019 -0500

    Merge remote-tracking branch 'upstream/master' into sparse-frame-accessor

commit 534a379
Merge: 94a7baf 5c341dc
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Tue Mar 12 14:37:27 2019 -0500

    Merge remote-tracking branch 'upstream/master' into sparse-frame-accessor

commit 94a7baf
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Tue Mar 12 14:22:48 2019 -0500

    fixups

commit 6f619b5
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Tue Mar 12 13:38:48 2019 -0500

    32-bit compat

commit 24f48c3
Author: Tom Augspurger <tom.w.augspurger@gmail.com>
Date:   Mon Mar 11 22:05:46 2019 -0500

    API: DataFrame.sparse accessor

    Closes pandas-dev#25681