Find repeated words in list python
I want to create a new list with non-repetitive spelling of the elements and a new list with the number of repeats. Show Like this
I want to create 2 lists like these:
I tried to this
This give me
How can I get output like list1 and list2?
asked Jan 13, 2021 at 20:18
5 Here is a way to do it using a set and the function count()
output:
answered Jan 13, 2021 at 20:33
0 As mentioned in the comments, don't call a variable list or other python words. By doing this, you end up hiding Python's actual inbuilt list class. Let's assume your initial list is
Output:
answered Jan 13, 2021 at 20:29
ShradhaShradha 1,9781 gold badge10 silver badges25 bronze badges Converting a list to a set and back to a list gets rid of the duplicates:
answered Jan 13, 2021 at 20:37
pakpepakpe 5,2552 gold badges7 silver badges22 bronze badges
Wolf 9,3847 gold badges59 silver badges102 bronze badges answered Jan 13, 2021 at 20:32
1 I think a dictionary does a great job here, not only in the implementation,
... but also for serving the final result:
If you really insist in getting it as answered Jan 14, 2021 at 13:25
WolfWolf 9,3847 gold badges59 silver badges102 bronze badges I think you just use collections package for acceleration. If you use normal way, you will get O(n^2) but when using collections it will be O(n)
answered Jan 14, 2021 at 13:42
How do you find duplicate words in a list Python?Python. string = "big black bug bit a big black dog on his big black nose";. #Converts the string into lowercase.. string = string.lower();. #Split the string into words using built-in function.. words = string.split(" ");. print("Duplicate words in a given string : ");. for i in range(0, len(words)):. count = 1;. How do you check if an item is repeated in a list Python?To check if a list contains any duplicate element follow the following steps,. Add the contents of list in a set. As set contains only unique elements, so no duplicates will be added to the set.. Compare the size of set and list. If size of list & set is equal then it means no duplicates in list.. How do you find the number of repeated values in a list in Python?Operator. countOf() is used for counting the number of occurrences of b in a. It counts the number of occurrences of value. It returns the Count of a number of occurrences of value.
How do I find a repeating element in a string Python?Python. string = "Great responsibility";. print("Duplicate characters in a given string: ");. #Counts each character present in the string.. for i in range(0, len(string)):. count = 1;. for j in range(i+1, len(string)):. if(string[i] == string[j] and string[i] != ' '):. count = count + 1;. |