write a program that takes as an input a text file. Your program should print all the unique words in the file in alphabetical order.

write a program that takes as an input a text file. Your program should print all the unique words in the file in alphabetical order.


def unique_file(input_filename, output_filename):
    input_file = open(input_filename, 'r')
    file_contents = input_file.read()
    input_file.close()
    duplicates = []
    word_list = file_contents.split()
    file = open(output_filename, 'w')
    for word in word_list:
        if word not in duplicates:
            duplicates.append(word)
            file.write(str(word) + "\n")
    file.close()


unique_file('sample.txt','unique_output.txt')
for line in sorted(open('unique_output.txt')):
    print(line, end='')

Output

This

is

the

most

import

task.

you

have

performed

in

a

while.

python

rocks

yeah.

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