Removed unused code

Backend-libXML/main.py

@@ -15,43 +15,6 @@ cors = CORS(app, resource={
     }
 })
 
-def format_xml(request: request, type: str) -> str:
-    """Function to format XML 
-
-    :param request: Received request
-    :param type: Type of needed processing: xsd, xslt or xpath
-    :raises ValueError: is raised when type is different than those provided above
-    :return: response JSON converted to string and response code
-    """
-    start = time.time_ns()
-    code = 200
-    response_json = dict()
-    try:
-        request_data = json.loads(request.get_data(as_text=True))
-        data = request_data['data']
-        process = request_data['process']
-        if (type == "prettify"):
-            response_json['result'] = Parser.xsd(data, process)
-        elif (type == "minimize"):
-            response_json['result'] = Parser.xslt(data, process)
-        else:
-            raise ValueError("Valid operation types are: prettify, minimize")
-
-        response_json['status'] = "OK"
-    except KeyError as e:
-        response_json['result'] = "Missing key: " + str(e)
-        response_json['status'] = "ERR"
-        code = 400
-    except Exception as e:
-        response_json['result'] = str(e)
-        response_json['status'] = "ERR"
-        code = 400
-    finally:
-        exec_time = (time.time_ns() - start) / 10**6
-        response_json['time'] = f"{exec_time:.03f}"
-        response_json['processor'] = "libxml2 over lxml"
-        return json.dumps(response_json), code
-
 def process_xml(request: request, type: str) -> str:
     """Function to process