From 04b5d9d7ab22259ac5d6ffde357598eb6909a623 Mon Sep 17 00:00:00 2001
From: Vadim Yanitskiy <vyanitskiy@sysmocom.de>
Date: Thu, 7 Jul 2022 03:05:30 +0700
Subject: [PATCH] Py2 -> Py3: do not inherit classes from object

https://stackoverflow.com/questions/4015417/why-do-python-classes-inherit-object/45062077

Change-Id: I15003ba591510d68f3235f71526ad5d8a456088e
---
 pySim/cards.py             | 2 +-
 pySim/commands.py          | 2 +-
 pySim/filesystem.py        | 8 ++++----
 pySim/profile.py           | 2 +-
 pySim/transport/calypso.py | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/pySim/cards.py b/pySim/cards.py
index 18e4ef30..55965d7e 100644
--- a/pySim/cards.py
+++ b/pySim/cards.py
@@ -52,7 +52,7 @@ def format_addr(addr: str, addr_type: str) -> str:
     return res
 
 
-class SimCard(object):
+class SimCard:
 
     name = 'SIM'
 
diff --git a/pySim/commands.py b/pySim/commands.py
index 7b50677c..fa0458a2 100644
--- a/pySim/commands.py
+++ b/pySim/commands.py
@@ -27,7 +27,7 @@ from pySim.utils import rpad, b2h, h2b, sw_match, bertlv_encode_len, Hexstr, h2i
 from pySim.exceptions import SwMatchError
 
 
-class SimCardCommands(object):
+class SimCardCommands:
     def __init__(self, transport):
         self._tp = transport
         self.cla_byte = "a0"
diff --git a/pySim/filesystem.py b/pySim/filesystem.py
index 7c5d49aa..37c668d7 100644
--- a/pySim/filesystem.py
+++ b/pySim/filesystem.py
@@ -49,7 +49,7 @@ from pySim.commands import SimCardCommands
 # tuple: logical-and of the listed services requires this file
 CardFileService = Union[int, List[int], Tuple[int, ...]]
 
-class CardFile(object):
+class CardFile:
     """Base class for all objects in the smart card filesystem.
     Serve as a common ancestor to all other file types; rarely used directly.
     """
@@ -1230,7 +1230,7 @@ class BerTlvEF(CardEF):
         self.shell_commands = [self.ShellCommands()]
 
 
-class RuntimeState(object):
+class RuntimeState:
     """Represent the runtime state of a session with a card."""
 
     def __init__(self, card, profile: 'CardProfile'):
@@ -1648,7 +1648,7 @@ class RuntimeState(object):
                 cmd_app.unregister_command_set(c)
 
 
-class FileData(object):
+class FileData:
     """Represent the runtime, on-card data."""
 
     def __init__(self, fdesc):
@@ -1676,7 +1676,7 @@ def interpret_sw(sw_data: dict, sw: str):
     return None
 
 
-class CardApplication(object):
+class CardApplication:
     """A card application is represented by an ADF (with contained hierarchy) and optionally
        some SW definitions."""
 
diff --git a/pySim/profile.py b/pySim/profile.py
index d5df083e..c535bac8 100644
--- a/pySim/profile.py
+++ b/pySim/profile.py
@@ -62,7 +62,7 @@ def match_sim(scc: SimCardCommands) -> bool:
     return _mf_select_test(scc, "a0", "0000")
 
 
-class CardProfile(object):
+class CardProfile:
     """A Card Profile describes a card, it's filesystem hierarchy, an [initial] list of
     applications as well as profile-specific SW and shell commands.  Every card has
     one card profile, but there may be multiple applications within that profile."""
diff --git a/pySim/transport/calypso.py b/pySim/transport/calypso.py
index 15c9e5f6..e1326ac5 100644
--- a/pySim/transport/calypso.py
+++ b/pySim/transport/calypso.py
@@ -26,7 +26,7 @@ from pySim.exceptions import *
 from pySim.utils import h2b, b2h
 
 
-class L1CTLMessage(object):
+class L1CTLMessage:
 
     # Every (encoded) L1CTL message has the following structure:
     #  - msg_length (2 bytes, net order)