def cheeseshop(kind,*arguments,**keywords): print("-- Do you have any",kind,"?") ...keywords.keys()) for kw in keys: print(kw,":",keywords[kw]) f={"client":"John","sketch":"cheese"} cheeseshop...("Limburger","aaaaaaa","bbbbbbbbbb",**f) cheeseshop("Limburger","aaaaaaa","bbbbbbbbbb",client="John",
------ 7.6 集合类型 如何创建集合类型和给集合赋值: 集合与列表和字典不同,没有特别语法格式 用集合的工厂方法可变集合set()和不可变集合frozenset() >>> s = set('cheeseshop...NameError: name 's' is not defined 7.7 集合类型操作符 7.7.1 标准类型操作符(所有的集合类型) 成员关系(in,not in) >>> s = set('cheeseshop...> u = frozenset(s) >>> s == u True >>> set('posh') == set('shop') True 子集/超集 >>> set('shop') < set('cheeseshop...但不能同时属于两个集合 >>> s ^ t set(['b', 'e', 'k', 'c']) 7.7.3 集合类型操作符(仅适用于可变集合) |= 等价于update() >>> s = set('cheeseshop
>>> s=set('cheeseshop') #使用工厂方法创建>>> s{'h', 'c', 'o', 's', 'e', 'p'}>>> type(s) >>> s={'...tTrue>>> u = frozenset(s)>>> s == uTrue>>> set('posh') == set('shop')True五、子集/超集 >>> set('shop') >> set('bookshop') >= set('shop') True六、遍历访问集合中的值(可变集合和非可变都支持)>>> s=set('cheeseshop')>>> s{'
>>> s=set('cheeseshop') 使用工厂方法创建 >>> s {'h', 'c', 'o', 's', 'e', 'p'} >>> type(s) >>>...u = frozenset(s) >>> s == u True >>> set('posh') == set('shop') True 子集/超集 1 >>> set('shop') < set('cheeseshop...') 2 True 3 >>> set('bookshop') >= set('shop') 4 True 遍历访问集合中的值(可变集合和非可变都支持) >>> s=set('cheeseshop')
举个例子: def cheeseshop(kind, *arguments, **keywords): print("-- Do you have any", kind, "?")...print(arg) print("-" * 40) for kw in keywords: print(kw, ":", keywords[kw]) 我们可以这样调用: cheeseshop
return print 'welcome back', name 集合类型和给集合赋值 列表list 字典dict() 集合set() frozenset() 例子 s = set('cheeseshop
举个例子: def cheeseshop(kind, *arguments, **keywords): print("-- Do you have any", kind, "?")...arg) print("-" * 40) for kw in keywords: print(kw, ":", keywords[kw]) 复制代码 我们可以这样调用: cheeseshop
def cheeseshop(kind, *arguments, **keywords): print("-- Do you have any", kind, "?")...print(arg) print("-" * 40) for kw in keywords: print(kw, ":", keywords[kw]) cheeseshop
Perl 用户比较熟悉 CPAN,而 Ruby 用户则比较熟悉 Gems;引导 setuptools 的 ez_setup 工具和随之而生的扩展后的 easy_install 与 “Cheeseshop
例如,如果我们这样定义一个函数: def cheeseshop(kind, *arguments, **keywords): print("-- Do you have any", kind,...print(arg) print("-" * 40) for kw in keywords: print(kw, ":", keywords[kw]) 它可以像这样调用: cheeseshop
我们的规则是:当且仅当一个项目拥有Cheeseshop / PyPI中的$NAME条目时,它才可以使用子表tool.$NAME。
thousand', state='pushing up the daisies') # 1 positional, 1 keyword '''*name 必须在 **name 前面''' # def cheeseshop...print(arg) # print("-" * 40) # for kw in keywords: # print(kw, ":", keywords[kw]) # cheeseshop
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