Pass environment variables to pythons using sudo while invoking it

sudo -E PYTHONPATH=${PYTHONPATH} LD_LIBRARY_PATH=${LD_LIBRARY_PATH} python

Create simple webserver in python

To create simple web server in python run below command in shell
python -m SimpleHTTPServer 5000
this will start serving pages at the address http://localhost:5000 and will show files from the location from where command is ran.

Print Hex numbers with leading zeros in python

To print Hex numbers with leading zeros in python, I have used following code,

for i in range(0,32):
    print '0x%0.8X' %(1<<);