From 2c15c75e5015a837d6e34f8fbb71e16daa5cb7c2 Mon Sep 17 00:00:00 2001
From: adityashrivastav1 <aditya.shri9981@gmail.com>
Date: Tue, 13 Dec 2022 22:15:06 +0530
Subject: [PATCH] class FetcherInterface() changed to
 FetchterInterface(abc.ABC)

Signed-off-by: adityashrivastav1 <aditya.shri9981@gmail.com>
signed off
Signed-off-by: adityashrivastav1 <aditya.shri9981@gmail.com>
---
 tuf/ngclient/fetcher.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tuf/ngclient/fetcher.py b/tuf/ngclient/fetcher.py
index f13c8934..c38cdf5e 100644
--- a/tuf/ngclient/fetcher.py
+++ b/tuf/ngclient/fetcher.py
@@ -17,7 +17,7 @@
 
 
 # Classes
-class FetcherInterface:
+class FetcherInterface(abc.ABC):
     """Defines an interface for abstract network download.
 
     By providing a concrete implementation of the abstract interface,
@@ -28,7 +28,7 @@ class FetcherInterface:
     The public API of the class is already implemented.
     """
 
-    __metaclass__ = abc.ABCMeta
+    metaclass = abc.ABCMeta
 
     @abc.abstractmethod
     def _fetch(self, url: str) -> Iterator[bytes]: