log tests/test_diff.py @ 838:efc86b40e915 stable

age author description
Wed, 12 Oct 2011 15:43:31 +0800 Yonggang Luo tests: avoid shadowing Python builtin all()
Wed, 12 Oct 2011 15:35:25 +0800 Yonggang Luo globally: clean up whitespace around operators and commas to conform with PEP8