Python: Replace whitespaces with an underscore and vice versa

Last update on April 23 2025 12:54:16 (UTC/GMT +8 hours)

23. Swap Spaces and Underscores

Write a Python program to replace whitespaces with an underscore and vice versa.

Sample Solution:

Python Code:

import re
text = 'Python Exercises'
text =text.replace (" ", "_")
print(text)
text =text.replace ("_", " ")
print(text)

Sample Output:

Python_Exercises                                                                                              
Python Exercises

Pictorial Presentation:

Flowchart:

For more Practice: Solve these Related Problems:

Write a Python program to replace all spaces in a string with underscores and then convert underscores back to spaces.
Write a Python script to perform a bidirectional swap between spaces and underscores in a given string.
Write a Python program to toggle all spaces to underscores in a string and then reverse the process.
Write a Python program to search for both spaces and underscores in a string and swap them using regex substitution.

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Python Code Editor:

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