F:\python>python rawi.py
Enter number of rows:2
enter your name:ganesan
enter your phone number:9988776655
enter your address:north street
enter your city:chennai
enter your state:tamil nadu
enter your country:india
enter your email:ganesa@gmail.com
ganesan,9988776655,north street,chennai,tamil nadu,india,ganesa@gmail.com
enter your name:kalarani
enter your phone number:8989786867
enter your address:south street
enter your city:chennai
enter your state:tamilnadu
enter your country:india
enter your email:chennaikala@gmail.com
kalarani,8989786867,south street,chennai,tamilnadu,india,chennaikala@gmail.com

F:\python>python rawi.py
Traceback (most recent call last):
  File "rawi.py", line 2, in <module>
    fobj = open('che.csv','a')
IOError: [Errno 13] Permission denied: 'che.csv'