diff -r 55d132525155 -r 642e31cb55f0 i18n/polib.py
--- a/i18n/polib.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/i18n/polib.py	Mon Feb 21 13:08:28 2022 -0700
@@ -42,7 +42,7 @@
 except ImportError:
     # replacement of io.open() for python < 2.6
     # we use codecs instead
-    class io(object):
+    class io:
         @staticmethod
         def open(fpath, mode='r', encoding=None):
             return codecs.open(fpath, mode, encoding)
@@ -816,7 +816,7 @@
 # class _BaseEntry {{{
 
 
-class _BaseEntry(object):
+class _BaseEntry:
     """
     Base class for :class:`~polib.POEntry` and :class:`~polib.MOEntry` classes.
     This class should **not** be instanciated directly.
@@ -1227,7 +1227,7 @@
 # class _POFileParser {{{
 
 
-class _POFileParser(object):
+class _POFileParser:
     """
     A finite state machine to parse efficiently and correctly po
     file format.
@@ -1706,7 +1706,7 @@
 # class _MOFileParser {{{
 
 
-class _MOFileParser(object):
+class _MOFileParser:
     """
     A class to parse binary mo files.
     """