Python: Find urls in a string

Python Regular Expression: Exercise-42 with Solution

Write a Python program to find urls in a string.

Sample Solution:-

Python Code:

import re
text = '<p>Contents :</p><a href="https://w3resource.com">Python Examples</a><a href="http://github.com">Even More Examples</a>'
urls = re.findall('http[s]?://(?:[a-zA-Z]|[0-9]|[[email protected]&+]|[!*\(\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+', text)
print("Original string: ",text)
print("Urls: ",urls)

Sample Output:

Original string:  

Contents :

Python ExamplesEven More Examples Urls: ['https://w3resource.com', 'http://github.com']

Pictorial Presentation:

Python: Regular Expression - Find urls in a string.


Flowchart: Regular Expression - Find urls in a string.

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Python: Tips of the Day

Creates a dictionary with the same keys as the provided dictionary and values generated by running the provided function for each value


def tips_map_values(obj, fn):
  ret = {}
  for key in obj.keys():
    ret[key] = fn(obj[key])
  return ret
users = {
  'Owen': { 'user': 'Owen', 'age': 29 },
  'Eddie': { 'user': 'Eddie', 'age': 15 }

print(tips_map_values(users, lambda u : u['age'])) # {'Owen': 29, 'Eddie': 15}


{'Owen': 29, 'Eddie': 15}