fix issue with unicode article id

Author: spicquenot

dataikuapi/dss/wiki.py

@@ -83,7 +83,7 @@ def get(self):
         Returns:
             the article definition with payload (article content)
         """
-        return self.client._perform_json("GET", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote(self.article_id)))
+        return self.client._perform_json("GET", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote_plus(self.article_id.encode('utf-8'))))
 
     def set(self, article_with_payload):
         """
@@ -95,13 +95,13 @@ def set(self, article_with_payload):
         Returns:
             the updated article
         """
-        return self.client._perform_json("PUT", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote(self.article_id)), body=article_with_payload)
+        return self.client._perform_json("PUT", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote_plus(self.article_id.encode('utf-8'))), body=article_with_payload)
 
     def delete(self):
         """
         Delete the article
         """
-        self.client._perform_empty("DELETE", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote(self.article_id)))
+        self.client._perform_empty("DELETE", "/projects/%s/wiki/%s" % (self.project_key, urllib.quote_plus(self.article_id.encode('utf-8'))))
 
     ########################################################
     # Discussions