Linkedin integration

Hello, I need to integrate some code within my website. Being more detailed I need to integrate two Linkedin datas trhought the Linkedin API.
The first is the : Authenticating with OAuth 2.0 , secondly is import some Fields that Linkedin and enter it in a DB ready for Django:

Id    A unique identifying value for the member.

This value is linked to your specific application.  Any attempts to use it with a different application will result in a "404 - Invalid member id" error.
First-name    The member's first name.
Last-name    The member's last name.
Maiden-name    The member's maiden name.
Headline    The member's headline.
Location    An object representing the user's physical location.

See Location Fields for a description of the fields available within this object.
Positions    An object representing the member's current position.

See Position Fields for a description of the fields available within this object.
Picture-url    A URL to the member's formatted profile picture, if one has been provided.
Picture-urls::(original)    A URL to the member's original unformatted profile picture.  This image is usually larger than the picture-url value above.
Email-address
                                              The LinkedIn member's primary email address.  Secondary email addresses associated with the member are not available via the API.
Id    A unique identifier for the member's position.
Title    The title of the position.
Summary    A summary of the position.
Start-date    A date object, containing the 'month' and 'year', indicating when the position began.
Is-current    A boolean value indicating whether the member is current in this position.
Company    An object describing the company this position belongs to.