print('Set1: ', set1) print('Set2: ', set2) print('Set3: ', set3)如果我们运行上述代码，输出将如下所示：TrueSet1: {2, 4, 6, 8, 10}Set2: {1, 3, 5, ‘cat’, ‘mouse’, ‘dog’}Set3: {2, 3.14, 4, 6, ‘cat’, (3, 2, 1), ‘mouse’, ‘dog’} 我们可以这样...
You can think of a set as an unordered collection of objects. 关于集合的一个关键思想是它们不能被索引。 One of the key ideas about sets is that they cannot be indexed. 所以集合中的对象没有位置。 So the objects inside sets don’t have locations. 关于集合的另一个关键特性是元素永远不会被...
s2中没有的元素,并保存到一个新的集合defdifference(self, *args, **kwargs):#real signature unknown"""Return the difference of two or more sets as a new set.
s = set(["gouguoqi","gouguoqi","sb"]) s.clear()print(s) C:\python35\python3.exe D:/pyproject/day12列表/set-集合.py set() 3. copy(self, *args, **kwargs) Return a shallow copy of a set shallow [ˈʃæləʊ] 浅 浅拷贝一个集合 s = set(["gouguoqi","gouguoqi",...
set1 = {"abc",34,True,40,"male"} Try it Yourself » type() From Python's perspective, sets are defined as objects with the data type 'set': <class 'set'> Example What is the data type of a set? myset = {"apple","banana","cherry"} ...
""" pass def intersection(self, *args, **kwargs): # real signature unknown """ 取交集,新创建一个set """ """ Return the intersection of two or more sets as a new set. (i.e. elements that are common to all of the sets.) """ pass def intersection_update(self, *args, **kwar...
---> 1 s1 = set(1) TypeError: 'int' object is not iterable 1. 2. 3. 4. 5. 6. 7. 传递一个非迭代器参数时会报错。 创建空集合 set() -> new empty set object 通过上面的例子,可见set类型数据和dict类型一样也是使用{}来标识,但是需要注意的是:dict类型可以使用dic = {}来创建一个空字典...
sets(集合) 很多新手忽视sets(集合)和tuple(元组)的强大之处 例如,取两个列表交集: def common_elements(list1, list2): common = [] for item1 in list1: if item1 in list2: common.append( item1 ) 、 return common 这样写会更好: def common_elements(list1, list2): common = set(list1)...
set1 = {"a","b","c"} set2 = {1,2,3} set3 = set1.union(set2) print(set3) Try it Yourself » You can use the|operator instead of theunion()method, and you will get the same result. Example Use|to join two sets: ...
Help on function setup in module turtle: setup(width=0.5, height=0.75, startx=None, starty=None) Set the size and position of the main window. Arguments: width: as integer a size in pixels, as float a fraction of the Default is 50% of height: as integer the height in pixels, as ...