Hi Anil,

You can find all required libraries on Github. Which you can see here.The main new used one is lessc.
At the moment of writing this answer:

Babel==1.3
Jinja2==2.7.3 
Mako==1.0.1 
MarkupSafe==0.23
Pillow==2.7.0
Python-Chart==1.39
PyYAML==3.11
Werkzeug==0.9.6
argparse==1.2.1
decorator==3.4.0
docutils==0.12
feedparser==5.1.3
gdata==2.0.18
gevent==1.0.1
greenlet==0.4.5
jcconv==0.2.3
lxml==3.4.1
mock==1.0.1
ofxparse==0.14
passlib==1.6.2
psutil==2.2.0
psycogreen==1.0
psycopg2==2.5.4
pyPdf==1.13
pydot==1.0.2
pyparsing==2.0.3
pyserial==2.7
python-dateutil==2.4.0
python-ldap==2.4.19
python-openid==2.2.5
pytz==2014.10
pyusb==1.0.0b2
qrcode==5.1
reportlab==3.1.44
requests==2.6.0
simplejson==3.6.5
six==1.9.0
suds-jurko==0.6
unittest2==0.8.0
vatnumber==1.2
vobject==0.6.6
wsgiref==0.1.2
xlwt==0.7.5

Yenthe