Use shutil.move instead of os.rename (#555)
Use shutil.move instead of os.rename (#555)

* Use shutil.move instead of os.rename

This modification avoids OSError when current directory and
openfermion/data directory are not on the same filesystem.

* Fix coding style.

Run `yapf --style=google --in-place _molecular_data.py`.

* Revert "Fix coding style."

This reverts commit 29882c1a05096ce1d004a76df07de801349a4dfc.

* Fix coding style.

Co-authored-by: Kevin J. Sung <684948d99c148f0e073889deb03df4da73485bfd@users.noreply.github.com>

quantumlib/OpenFermion,quantumlib/OpenFermion,kevinsung/OpenFermion,kevinsung/OpenFermion,quantumlib/OpenFermion,kevinsung/OpenFermion