finished project of chapter 8

practice_projects/regex_search.py

@@ -6,9 +6,16 @@ regex_search.py - opens all .txt files in a folder and searches for any line
 '''
 
 import os
+import re
 
 target_folder = input("Enter the target foulder:\n")
 os.chdir(target_folder)
 target_files = os.listdir(target_folder)
 target_files = [target for target in target_files if target.endswith('.txt')]
-print(target_files)
+regex = re.compile(input('Enter the regular expression:\n'))
+for file_name in target_files:
+    file = open(file_name)
+    for line in file.readlines():
+        words = regex.findall(line)
+        if words:
+            print(file_name + ": " + str(words))

practice_projects/regex_test.txt

@@ -0,0 +1,13 @@
+Welcome to RegExr v2.1 by gskinner.com, proudly hosted by Media Temple!
+
+Edit the Expression & Text to see matches. Roll over matches or the expression for details. Undo mistakes with ctrl-z. Save Favorites & Share expressions with friends or the Community. Explore your results with Tools. A full Reference & Help is available in the Library, or watch the video Tutorial.
+
+Sample text for testing:
+abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
+0123456789 _+-.,!@#$%^&*();\/|<>"'
+12345 -98.7 3.141 .6180 9,000 +42
+555.123.4567	+1-(800)-555-2468
+foo@demo.net	bar.ba@test.co.uk
+www.demo.com	http://foo.co.uk/
+http://regexr.com/foo.html?q=bar
+https://mediatemple.net