Add __slots__ where appropriate to data classes.

discord/channel.py

@@ -225,6 +225,8 @@ class PrivateChannel(Hashable):
         ``True`` if the channel is a private channel (i.e. PM). ``True`` in this case.
     """
 
+    __slots__ = ['user', 'id', 'is_private']
+
     def __init__(self, user, id, **kwargs):
         self.user = user
         self.id = id

discord/colour.py

@@ -24,7 +24,7 @@ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 """
 
-class Colour(object):
+class Colour:
     """Represents a Discord role colour. This class is similar
     to an (red, green, blue) tuple.
 
@@ -50,6 +50,8 @@ class Colour(object):
         The raw integer colour value.
     """
 
+    __slots__ = [ 'value' ]
+
     def __init__(self, value):
         self.value = value
 

discord/invite.py

@@ -75,6 +75,10 @@ class Invite(Hashable):
         The channel the invite is for.
     """
 
+
+    __slots__ = [ 'max_age', 'code', 'server', 'revoked', 'created_at', 'uses',
+                  'temporary', 'max_uses', 'xkcd', 'inviter', 'channel' ]
+
     def __init__(self, **kwargs):
         self.max_age = kwargs.get('max_age')
         self.code = kwargs.get('code')

discord/member.py

@@ -64,8 +64,12 @@ class Member(User):
         The server that the member belongs to.
     """
 
+    __slots__ = [ 'deaf', 'mute', 'self_mute', 'self_deaf', 'is_afk',
+                  'voice_channel', 'roles', 'joined_at', 'status', 'game_id',
+                  'server' ]
+
     def __init__(self, deaf, joined_at, user, roles, mute, **kwargs):
-        super(Member, self).__init__(**user)
+        super().__init__(**user)
         self.deaf = deaf
         self.mute = mute
         self.joined_at = parse_time(joined_at)

discord/message.py

@@ -30,7 +30,7 @@ from .member import Member
 from .object import Object
 import re
 
-class Message(object):
+class Message:
     """Represents a message from Discord.
 
     There should be no need to create one of these manually.

discord/mixins.py

@@ -25,6 +25,8 @@ DEALINGS IN THE SOFTWARE.
 """
 
 class EqualityComparable:
+    __slots__ = []
+
     def __eq__(self, other):
         return isinstance(other, self.__class__) and other.id == self.id
 
@@ -34,5 +36,7 @@ class EqualityComparable:
         return True
 
 class Hashable(EqualityComparable):
+    __slots__ = []
+
     def __hash__(self):
         return hash(self.id)

discord/permissions.py

@@ -24,7 +24,7 @@ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 """
 
-class Permissions(object):
+class Permissions:
     """Wraps up the Discord permission value.
 
     Supported operations:
@@ -50,6 +50,7 @@ class Permissions(object):
     were regular bools. This allows you to edit permissions.
     """
 
+    __slots__ = [ 'value' ]
     def __init__(self, permissions=0, **kwargs):
         self.value = permissions
 

discord/role.py

@@ -53,8 +53,8 @@ class Role(Hashable):
         The name of the role.
     permissions : :class:`Permissions`
         Represents the role's permissions.
-    color : :class:`Colour`
-        Represents the role colour.
+    colour : :class:`Colour`
+        Represents the role colour. An alias exists under ``color``.
     hoist : bool
          Indicates if the role will be displayed separately from other members.
     position : int
@@ -64,6 +64,9 @@ class Role(Hashable):
         integrations such as Twitch.
     """
 
+    __slots__ = ['id', 'name', 'permissions', 'color', 'colour', 'position',
+                 'managed', '_is_everyone', 'hoist' ]
+
     def __init__(self, **kwargs):
         self._is_everyone = kwargs.get('everyone', False)
         self.update(**kwargs)

discord/state.py

@@ -81,7 +81,6 @@ class ConnectionState:
         self.messages.append(message)
 
     def parse_message_delete(self, data):
-        channel = self.get_channel(data.get('channel_id'))
         message_id = data.get('id')
         found = self._get_message(message_id)
         if found is not None:

discord/user.py

@@ -53,11 +53,13 @@ class User:
         The avatar hash the user has. Could be None.
     """
 
-    def __init__(self, username, id, discriminator, avatar, **kwargs):
-        self.name = username
-        self.id = id
-        self.discriminator = discriminator
-        self.avatar = avatar
+    __slots__ = ['name', 'id', 'discriminator', 'avatar']
+
+    def __init__(self, **kwargs):
+        self.name = kwargs.get('username')
+        self.id = kwargs.get('id')
+        self.discriminator = kwargs.get('discriminator')
+        self.avatar = kwargs.get('avatar')
 
     def __str__(self):
         return self.name