摘要：previous:Python - 19 - My trip to Walmart and Sets Sets : 1,in curve brace {} ,2 have no duplicate 20 - Dictionary a dictionary in python is a Key Val 阅读全文

摘要：next:Python_2(form19) 1 install www.python.org 2. string use "" or '' \' treat ' as normal text OK "She don't do that" = 'She don\'t do that' WRONG: ' 阅读全文