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authorYun Mao <yunmao@gmail.com>2012-08-13 13:41:25 -0400
committerYun Mao <yunmao@gmail.com>2012-08-13 13:44:14 -0400
commite4a7edd17525e0ce4d62021b0e76740d2a02bace (patch)
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parent7c9bb06622c72e5ec823f15a98cd9ea93d094f2a (diff)
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Avoid {} and [] as default arguments
Dict and list objects are mutable and are usually the sources of subtle bugs when used as default arguments. Avoid them. Change-Id: I5340c7051455a80c4adfab885d89acb46570fa52
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