removing repeated elements in a list python code example

Example 1: remove duplicates python

mylist = ["a", "b", "a", "c", "c"]
mylist = list(dict.fromkeys(mylist))

Example 2: python remove duplicate numbers

duplicate = [2, 4, 10, 20, 5, 2, 20, 4] 
print(list(set(duplicate))

Example 3: python remove duplicates

word = input().split()

for i in word:
  if word.count(i) > 1:
    word.remove(i)