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--- gitlab:tips:api [2016/01/26 22:48] – [Send an email to the members of a GitLab group] cedric
+++ gitlab:tips:api [2016/01/27 07:35] (current) – cedric
@@ Line 1: / Line 1: @@
-GitLab provides [[http://doc.gitlab.com/ce/api/ | a powerful API]] that lets you interact programmatically with a GitLab instance and automate a lot of things.
+GitLab provides [[http://doc.gitlab.com/ce/api/ | a powerful API]] that lets you interact programmatically with a GitLab instance in order to automate a lot of things.
-This tutorial presents how to use the API of GitLab with Python.
+This tutorial presents how to use the API of GitLab with [[https://www.python.org | Python]]. Of course you can use your favorite language.
-For the examples below we will use the instance https://gitlab.example.org. Of course you can use https://gitlab.com.
+> For the examples below we will use the instance https://gitlab.example.org. Of course you can use https://gitlab.com.
 ====== Get the list of users registered in GitLab ======
-This first example is fairly easy and uses the [[http://doc.gitlab.com/ce/api/users.html | Users resource]].
+This first example is fairly easy and takes advantage of the [[http://doc.gitlab.com/ce/api/users.html | Users resource]].
 <code python>
@@ Line 28: / Line 28: @@
         print user["username"], user["email"]
 </code>
+The //requests// library is used to query the API and the //json// library is used to parse the result received from the server. Here the result is simply a list of users.
 ====== Send an email to the members of a GitLab group ======
-Again, this is pretty easy. We will need to use the resource [[http://doc.gitlab.com/ce/api/groups.html | Groups]] and the resource [[http://doc.gitlab.com/ce/api/users.html | Users]].
+Again, this is pretty easy. We will need the [[http://doc.gitlab.com/ce/api/groups.html | Groups]] resource and the [[http://doc.gitlab.com/ce/api/users.html | Users]] resource.
-In order to send the email, we will use the [[http://www.mutt.org/ | Mutt] email client.
+In order to send the email, we will simply use the [[http://www.mutt.org/ | Mutt]] email client.
 The Mutt command will look like this:
@@ Line 74: / Line 77: @@
                 EMAILS.append(user["email"])
 </code>
+A first request to the //Groups// resource returns the list of members in the group. The ''for'' loop iterates through these members in order to get their email.
 Only active users (//user["state"] == "active"//) will receive the email.