Chapter 21 – Python Regular Expression Part 4

 
Step 1
 
Open any text editor (gedit,pico,vi,nano) then enter the following python script and save the file with .py extension.
 
#!/usr/bin/python
#Author : Jijo K Jose
 
print "\n————————————\nChapter 21 – Regular Expression 4 \n————————————\n"
 
import re
 
in_str = raw_input("Enter an email address : ")
 
se_str = "\w+@\w+\.[com|in|org|net]"
 
reg1 = re.compile(se_str)
 
search1 = reg1.search(in_str)
 
if search1:
 print "\nValid email address"
else:
 print "\nInvalid email address"
 
print "\n———————————–\n"
 
#END

 
Step 2
 
Change file permission to executable using chmod command.
 
Step 3
 
Execute the python file.
 
python-regular-expression-21
 

 
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