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Hi I have two lists list1 and list2 I want to extract all values that exist in list1 and don’t exist in list2. I tried this code: Read more
Hi, I want to convert a list using python. I have a list of list like this: Read more
Hello this code may help you: def flatten_list(original_List): flat_list = [] for sub_list in original_List: for element in sub_list: flat_list.append(element) return flat_list #test original_List=[['a', 'b', 'c', 'd','e'], ['f', 'g', 'h', 'i'], ['j', 'k', 'l'], ['m', 'n', 'o']] print('original listRead more
1 UserHi I have a variables that is declared outsides fucntions. How can I use and change these variables inside function usign Python? thank you
Follow this example to create a variable outside functions, and use it inside the functions: MyVariable = 99 #this is a global variable def changeAndPrint_GlobalVariable(): global MyVariable #use global variable in this function with "global" keyword print('Global variable "MyVariable" before changeRead more
Follow this example to create a variable outside functions, and use it inside the functions:
[crayon-6763f2d3d373a333962167/]
This code will print:
[crayon-6763f2d3d373d667410183/]
1 UserI have a list which contain names of students. Example: Read more
You can use Counter if you want to do multiple count of the list from collections import Counter list = ['Jones','Adams','Frank','John','Lopez','Jones','Smith','Ivan','Julian','Carlos','Adams','Frank','Jones','John','Ivan'] print(Counter(list)) Result: Counter({'Jones': 3, 'Adams': 2, 'Frank': 2, 'JRead more
You can use Counter if you want to do multiple count of the list
[crayon-6763f2d3d3396974328792/]
Result:
[crayon-6763f2d3d339b135307735/]
You can simly use a for loop with append to list. list1 = ['lion', 'dog', 'cat', 'tiger', 'cat', 'cat', 'zebra'] list2 = ['monkey', 'tiger', 'cow', 'mouse'] my_list = [] for animal in list1: #iterating over list1 if animal not in list2 and animal not in my_list: my_list.append(animal) #add item to tRead more
You can simly use a for loop with append to list.
[crayon-6763f2d3d358f365802489/]
[crayon-6763f2d3d3593451274171/]
kind regards
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