While the + operator only works with two lists, this unpacking technique can be used for other iterables (e.g. tuples or sets), too. c=[*a,*b]# [1, 2, 3, 4] a=[1,2]b=(3,4)# c = a + b# TypeError: can only concatenate list (not "tuple") to listc=[*a,*b]# [...
Python itertools.chain() method to concatenate lists Python itertools modules’ itertools.chain() function can also be used to concatenate lists in Python. Theitertools.chain()function accepts different iterables such as lists, string, tuples, etc as parameters and gives a sequence of them as ou...
参考自网页:https://www.stechies.com/concatenate-merge-two-or-multiple-lists-in-python/ 我认为最好的一个方法是: list1 = [2,3,4,2,2] list2= [4,5,6,7,34,56] list3= [1,5,33,2,34,46]#Concatenate listsnewlist = [yforxin[list1, list2, list3]foryinx]...
concatenate(list(zip(l1, l2, l3, l4))) print(l5) 11、使用zip()和reduce() 代码语言:javascript 代码运行次数:0 运行 AI代码解释 import functools, operator l1 = ["a","b","c","d"] l2 = [1,2,3,4] l3 = ["w","x","y","z"] l4 = [5,6,7,8] print(functools.reduce(...
A step-by-step Python code example that shows how to concatenate two arrays (lists) in Python. Provided by Data Interview Questions, a mailing list for coding and data interview problems.
在处理字符串、目录和排序信息的时候,经常需要将两个列表进行合并。但利用for循环逐个插入会十分繁琐,利用下面的方法可以快速方便的进行列表内容的合并。 1.+运算直接合并 list_a = ['a','b','c'] list_b = ['d','e','f','g'] list_ab = list_a + list_bprint(list_ab) ...
2, 3, 4, 5, 6] Copy You can read more on combining lists in Python using this tutorial onConcatenate Lists in Python. Combining Lists with Dictionaries or Sets When working with lists, dictionaries, and sets in Python, it’s essential to understand how to combine them effectively. Lists ...
问:使用Python,怎么合并两个视频文件? 处理视频文件,这次程序使用到了moviepy第三方库。因此,我们需要先安装moviepy库。...pip install moviepy 安装完成后,编写合并视频的程序,具体如下: from moviepy.editor import VideoFileClip, concatenate_videoclips
all_area_codes = list(chain(area_codes_state1, area_codes_state2)) print(all_area_codes) Output:We use thechain functionto concatenate lists in Python. Thechain functiontakes multiple iterable arguments and returns an iterator that produces elements from those iterables. To convert the iterator...
you saw just before, you can concatenate (combine) tuples to make a new one, as you can with strings) Lists: Unlike string and tuple, lists are mutable. create or convert with list() Python’s list() function also converts other iterable data types (such as tuples, strings, sets, ...