A pythonforfacebook/facebook-sdk based Facebook group scanner
Gets the posting data, price and post-id of a given post in a Facebook selling group containing certain keyword e.g. useful to find "bicycle" on your local flea-market group writes all the results on a prices.csv comma separated file
keyword: one string to look for in order to determine if the post is selling the desired item(e.g. bicycle, fridge, microwave,...) group-id: the facebook id of the group to search in, get using Graph API (TODO: Implement an automatic group-id generator) access-token: access token allowing to use Graph API (TODO? Also automatically query it?)