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Python Exercises

Python: Convert a date of yyyy-mm-dd format to dd-mm-yyyy

Python Regular Expression: Exercise-25 with Solution

Write a Python program to convert a date of yyyy-mm-dd format to dd-mm-yyyy format.

Sample Solution:-

Python Code:

import re
def change_date_format(dt):
        return re.sub(r'(\d{4})-(\d{1,2})-(\d{1,2})', '\\3-\\2-\\1', dt)
dt1 = "2026-01-02"
print("Original date in YYY-MM-DD Format: ",dt1)
print("New date in DD-MM-YYYY Format: ",change_date_format(dt1))

Sample Output:

Original date in YYY-MM-DD Format:  2026-01-02                                                                
New date in DD-MM-YYYY Format:  02-01-2026 

Flowchart:

Flowchart: Regular Expression - Extract year, month and date from an url.

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