python: do not inherit from object

python/src/deltachat/account.py

@@ -53,7 +53,7 @@ def get_dc_info_as_dict(dc_context):
     return info_dict
 
 
-class Account(object):
+class Account:
     """Each account is tied to a sqlite database file which is fully managed
     by the underlying deltachat core library.  All public Account methods are
     meant to be memory-safe and return memory-safe objects.

python/src/deltachat/chat.py

@@ -18,7 +18,7 @@ from .cutil import (
 from .message import Message
 
 
-class Chat(object):
+class Chat:
     """Chat object which manages members and through which you can send and retrieve messages.
 
     You obtain instances of it through :class:`deltachat.account.Account`.

python/src/deltachat/contact.py

@@ -9,7 +9,7 @@ from .chat import Chat
 from .cutil import from_dc_charpointer, from_optional_dc_charpointer
 
 
-class Contact(object):
+class Contact:
     """Delta-Chat Contact.
 
     You obtain instances of it through :class:`deltachat.account.Account`.

python/src/deltachat/message.py

@@ -12,7 +12,7 @@ from .cutil import as_dc_charpointer, from_dc_charpointer, from_optional_dc_char
 from .reactions import Reactions
 
 
-class Message(object):
+class Message:
     """Message object.
 
     You obtain instances of it through :class:`deltachat.account.Account` or

python/src/deltachat/provider.py

@@ -8,7 +8,7 @@ class ProviderNotFoundError(Exception):
     """The provider information was not found."""
 
 
-class Provider(object):
+class Provider:
     """
     Provider information.
 

python/src/deltachat/reactions.py

@@ -4,7 +4,7 @@ from .capi import ffi, lib
 from .cutil import from_dc_charpointer, iter_array
 
 
-class Reactions(object):
+class Reactions:
     """Reactions object.
 
     You obtain instances of it through :class:`deltachat.message.Message`.