removing consecutive duplicates code example

Example: removing consecutive duplicates

#removing consecutive duplicates

x = [1,2,4,7,3,7,8,4,4,9]

previous_value = None
new_lst = []

for elem in x:
   if elem != previous_value:
       new_lst.append(elem)
       previous_value = elem

print(new_lst)
>>> [1, 2, 4, 7, 3, 7, 8, 4, 9]