42

Author: satyamasthanaa

42/satyam/re.py

@@ -0,0 +1,38 @@
+import re
+def extract_course_times():
+
+    flask_course = ('Introduction 1 Lecture 01:47'
+                    'The Basics 4 Lectures 32:03'
+                    'Getting Technical!  4 Lectures 41:51'
+                    'Challenge 2 Lectures 27:48'
+                    'Afterword 1 Lecture 05:02')
+    return re.findall(r'\d{2}:\d{2}', flask_course)
+
+
+def split_on_multiple_chars():
+
+    logline = ('2017-11-03T01:00:02;challenge time,regex!.'
+               'hope you join ... soon')
+    return re.split(r'[;,\.]', logline, maxsplit=3)
+
+
+def get_all_hashtags_and_links():
+    tweet = ('New PyBites article: Module of the Week - Requests-cache '
+             'for Repeated API Calls - http://pybit.es/requests-cache.html '
+             '#python #APIs')
+    return re.findall(r'(?:http\S*)|(?:#\S*)', tweet)
+
+
+def match_first_paragraph():
+    html = ('<p>pybites != greedy</p>'
+            '<p>not the same can be said REgarding ...</p>')
+    return re.sub(r'<p>(.*)</p><p>.*</p>', lambda x: x.group(1), html)
+
+
+def find_double_words():
+    text = 'Spain is so nice in the the spring'
+    return re.search(r'(\w{2,}) \1', text).group(0)
+
+
+def match_ip_v4_address(ip):
+    return re.match(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', ip)