facebook python api

8/9/2019 facebook python api

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Objectives

• Learn the concepts of Facebook API

• Learn how to play with Facebook GraphAPI


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Core Topics

•Facebook Developers website

• Graph API• Facebook Python SDK

• Resources


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Facebook Developers

• Provide you online documentations• Forum for discussion

•Management of your applications


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Where is it?


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Is That What You Want?


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Graph API

• Facebook’s core

• Social graph• Connections

Application Graph API Facebook Database

Access Token Request Data

Aggregate InformationResponse Data


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Graph Model

• Composed of objects and connections• Identify entities and relationships by id• Data will be stored with smallest spaces

and keep being updated


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Object Model

information from graph API

without access token


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Graph Model

information from graph APIwith access token


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Connection Model

• All of the object in the Facebook social graph are connectedto each other via connections

• Objects are just like entities while connections are likerelationship

•For example, users, pages and groups are objects and likes,

friends and feeds are connections


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Connection Model


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Access to Graph

• HTTP(S) Graph API

•SDKs

! Javascript SDK

! iOS SDK

! Android SDK

! PHP SDK

! Python SDK


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HTTP(S) Graph API

• RESTful HTTP request & response• Response data-type: JSON

•Access URL: graph.facebook.com


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HTTP(S) Graph API

• Request information of an object with id or username

• id-or-username can be “me” with the access token

!""#$%%&'(#!)*(+,-../)+.0%1234.'456,'7(0,8

http://graph.facebook.com/http://graph.facebook.com/


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HTTP(S) Graph API

9 ;23;$ ;


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Get Access Token

• GetMyAccesshttp://getmyaccess.heroku.com

• It requires a permission called“offline_access”, so this token can be valid

for a long time

http://getmyaccess.heroku.com/http://getmyaccess.heroku.com/http://getmyaccess.heroku.com/


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Python SDK

• Let you access all features of the Graph API• That’s all, let’s play!


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Python SDK

• https://github.com/facebook/python-sdk • Designed to support Graph API and FB

Javascript SDK (You will learn in the future)

https://github.com/facebook/python-sdkhttps://github.com/facebook/python-sdk


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Graph

• Depends your access token• Everyone will have their own graph, could

be unique


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Graph API Class

• Fetch the graph by implement it

20#.'" *(+,-../

&'(#! O *(+,-../)P'(#!QRSTU

56,' O &'(#!)&,"I.-V,+"TWG2""G,KA@A?XU


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Authentication

• Graph can be implemented with an accesstoken

• And the perspective of the graph will bediff erent

0YI#'.*2G, O &'(#!)&,"I.-V,+"TW0,XU

&'(#! O P'(#!QRSTQFFZHHI[\]Z^U


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Graph Methods

• get_object, get_objects

• get_connections• put_object

•put_wall_post, put_comment, put_like

• delete_object


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Demo


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Homework

• Fetch a kind of data on the FB Graph• Do some statistics on it

•Don’t Copy from others


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Q&A TimeThanks for your listening

facebook python api

Documents