project:follow light

hi guys i just started with arduino and i need some help.
I wanna make robot with servo which will follow light,can anyone help me with code,i learned python so i know some basics,i need some example how it should work,and on image i have things that i will buy for this project,can someone tell me is that all i need for this robot to work,and sorry on bad english.
any help is welcome,tnx.

If you search Google, there are tons of pages about light following robots. Most of them give tutorials on all aspects.