Question

Python 3:

Write a program that inputs a text file. The program should print the unique words in the file in alphabetical order.

 

Write a program that inputs a text file. The program should print the unique words in the file in alphabetical order

An example file along with the correct output is shown below:

example.txt

the quick brown fox jumps over the lazy dog

Enter the input file name: example.txt

brown

dog

fox

jumps

lazy

over

quick

the

Answer 1

Code Screenshots:

#Prompt the user to enter the file name. file_nameinput ("Enter the input file name:") Open the file file_obj open (file_name) #Define a list to store the unigue words in the file. nique_words[] #Run the loop to traverse each line in the file for line in file_obj: #Obtain the list of words on the current line. wordsline.split() #Run the loop to access each word on the current line . for curr word in words: #If there are any punctuations in # the word then, remove them cu r r word = curr word.strip(',.?.') #If the current word is not present in #the list of the unique words then, #add it t the list if curr word not in unique words: unique_words.append (curr word) close the file. file_obj.close () #sort the list containing the unique words. unigue words. sort ( #Display an empty line on the console print() #Runthe loop to display the unigue words. for curr word in unique words: print (curr word)

Sample Input File(“example.txt”):

the quick brown fox jumps over the lazy dog

Sample Output:

:i.or)ui ; :; : :..1.42 く:1Kismip.1.42..tari; ytri;42r i;he: example.txt tAi 2mx ; :: brown dog fox jumps lazy over quick the

Code To Copy:

#Prompt the user to enter the file name.

file_name = input("Enter the input file name: ")

#Open the file.

file_obj = open(file_name)

#Define a list to store the unique words in the file.

unique_words = []

#Run the loop to traverse each line in the file.

for line in file_obj:

    #Obtain the list of words on the current line.

    words = line.split()

   

    #Run the loop to access each word on the current line.

    for curr_word in words:

        #If there are any punctuations in

        # the word then, remove them.

        curr_word = curr_word.strip(',.?!')

        #If the current word is not present in

        #the list of the unique words then,

        #add it to the list.

        if curr_word not in unique_words:

            unique_words.append(curr_word)

#Close the file.

file_obj.close()

#Sort the list containing the unique words.

unique_words.sort()

#Display an empty line on the console.

print()

#Runthe loop to display the unique words.

for curr_word in unique_words:

    print(curr_word)

Answer 2

It's still giving me an error for Program output test 1 and Program output test 2.