##Requirements : Scrapy
##Usage To use this spider, make sure that you have Python and Scrapy installed, that use the following command :
scrapy runspider instagram_spider.py -a account=<name of the account> -a videos=<y or n>
If you don't precise those parameters, they will be asked when you launched the spider.
All the photos and videos will be saved in folder with the name of the account.