Following example: How can I remove the second two duplicates "calvin" and "klein"? The result should look like only the second duplicates should be removed and the sequence of the words should not be changed! Answer

How can I remove duplicate words in a string with Python?

Following example:

string1 = "calvin klein design dress calvin klein"

JavaScript
​x
 
string1 = "calvin klein design dress calvin klein"
​

How can I remove the second two duplicates "calvin" and "klein"?

The result should look like

string2 = "calvin klein design dress"

JavaScript
 
string2 = "calvin klein design dress"
​

only the second duplicates should be removed and the sequence of the words should not be changed!

Answer

def unique_list(l):
    ulist = []
    [ulist.append(x) for x in l if x not in ulist]
    return ulist

a="calvin klein design dress calvin klein"
a=' '.join(unique_list(a.split()))

JavaScript
 
def unique_list(l):
    ulist = []
    [ulist.append(x) for x in l if x not in ulist]
    return ulist
​
a="calvin klein design dress calvin klein"
a=' '.join(unique_list(a.split()))
​

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Answer