Write a python program to remove duplicates , keep the first occurrance

Question

Anonym · Accepted Answer

def remove_duplicates(input_list):
        unique_list = []
        count_num = set([])
       for num in input_list:
              if not count_num or i not in count_num:
                        unique_list.append(num)
                       count_num.add(num)
       return unique_list

ANdy · Answer

Approach 1:
simply use set() function because set() can't have duplicates 

list (set())


approach 2: Use inbuilt dictionary

list(dict.fromkeys ())

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