count the duplicates in a list in python
some_list=['a','b','c','b','d','m','n','n']
my_list=sorted(some_list)
duplicates=[]
for i in my_list:
if my_list.count(i)>1:
if i not in duplicates:
duplicates.append(i)
print(duplicates)how to check if there are duplicates in a list python
>>> your_list = ['one', 'two', 'one']
>>> len(your_list) != len(set(your_list))
Truepython efficiently find duplicates in list
from collections import Counter
def get_duplicates(array):
c = Counter(array)
return [k for k in c if c[k] > 1]Copyright © 2021 Codeinu
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