[('string', 'string value'), ('bool1', 'true'), ('bool2', 'false')] [('list1', 'foo'), ('list2', 'foo bar baz'), ('list3', 'alice, bob'), ('list4', 'foo bar baz alice, bob')] --- 'string value' 'true' 'false' None --- values.string not a boolean ('string value') True False False False True --- ['foo'] ['foo', 'bar', 'baz'] ['alice', 'bob'] ['foo', 'bar', 'baz', 'alice', 'bob'] ['foo', 'bar', 'baz', 'alice', 'bob'] [] [] ['foo'] ['foo'] ['foo', 'bar'] ['foo', 'bar'] ['foo bar'] ['foo', 'bar'] None True