Python File I/O: Takes a text file as input and returns the number of words of a given text file

Last update on March 31 2025 12:54:35 (UTC/GMT +8 hours)

18. Count Words in File

Write a Python program that takes a text file as input and returns the number of words of a given text file.

Note: Some words can be separated by a comma with no space.

words.txt:
Write a Python program that accept some words and count the number of distinct words. Print the number of distinct words and number of occurrences for each distinct word according to their appearance.

Sample Solution:

Python Code:

def count_words(filepath):
   with open(filepath) as f:
       data = f.read()
       data.replace(",", " ")
       return len(data.split(" "))
print(count_words("words.txt"))

Sample Output:

33

Flowchart:

For more Practice: Solve these Related Problems:

• Write a Python program to count the total number of words in a text file, treating commas without spaces as word separators.
• Write a Python script to read a file and count words while normalizing punctuation and whitespace.
• Write a Python program to compute the word count in a file and output the result along with the file name.
• Write a Python function to count words in a file, considering various delimiters (commas, spaces, semicolons) and print the total count.

Python Code Editor:

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