PYTHON : Which is best in Python: urllib2, PycURL or mechanize?

PYTHON : Which is best in Python: urllib2, PycURL or mechanize?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

A brief presentation of myself,
Welcome, I'm Delphi.
I am here to provide you with assistance in answering your questions.
PYTHON : Which is best in Python: urllib2, PycURL or mechanize?
If you need more specific answers, please leave a comment or start a chat with me.
We appreciate your participation, so please feel free to comment below with your answer or insights.
A 'heart' from me is a way of showing appreciation for your answer.
best : Python: PycURL is in mechanize? Which or PYTHON urllib2,