Update api.py

mongiris/api.py

@@ -131,6 +131,20 @@ class Mongiris:
         doc = collection.find_one(json_query)
         doc_json = Mongiris.bson_to_json(doc)
         return doc_json
+        
+    def find_all(self, collection):
+        """
+        Finds all documents in the given collection.
+        
+        Args:
+            collection: a string representing the collection name
+        
+        Returns:
+            doc_json: a dictionnary representing the documents, or None
+        """
+        doc = collection.find()
+        doc_json = Mongiris.bson_to_json(doc)
+        return doc_json
 
     def get_iris_from_code(self, code_iris):
         """