Enter a series of English names separated by commas, including duplicate names. Please remove the duplicate names and output a list containing non duplicate names. The order of names is the same as that of input

remove the duplicate names and output a list containing non duplicate names.

def unique_list(text_str):
    l = text_str.split()
    temp = []
    for x in l:
        if x not in temp:
            temp.append(x)
    return ' '.join(temp)

text_str = input("enter names: ")
print("Original String:")
print(text_str)
print("\nAfter removing duplicate names from lists: :")
print(unique_list(text_str))