Change get_or_create_index

Author: curquiza

meilisearch/client.py

@@ -118,12 +118,12 @@ def get_or_create_index(self, uid, options=None):
         MeiliSearchApiError
             In case of any other error found here https://docs.meilisearch.com/references/#errors-status-code
         """
-        index_instance = self.index(uid)
         try:
-            index_instance = self.create_index(uid, options)
+            index_instance = self.get_index(uid)
         except MeiliSearchApiError as err:
-            if err.error_code != 'index_already_exists':
+            if err.error_code != 'index_not_found':
                 raise err
+            index_instance = self.create_index(uid, options)
         return index_instance
 
     def get_all_stats(self):

meilisearch/tests/index/test_index.py

@@ -103,9 +103,8 @@ def test_get_or_create_index_with_primary_key(self):
         index_2 = self.client.get_or_create_index('books', {'primaryKey': 'some_wrong_key'})
         assert index_1.primary_key == self.index_uid4
         assert index_1.get_primary_key() == self.index_uid4
-        assert index_2.primary_key is None
-        assert index_2.get_primary_key() == self.index_uid4
         assert index_2.primary_key == self.index_uid4
+        assert index_2.get_primary_key() == self.index_uid4
         index_1.delete()
 
     def test_index_fetch_info(self):