Add default avatar property to User.

discord/enums.py

@@ -54,3 +54,20 @@ class Status(Enum):
 
     def __str__(self):
         return self.value
+
+class DefaultAvatar(Enum):
+    blurple = "6debd47ed13483642cf09e832ed0bc1b"
+    grey = "322c936a8c8be1b803cd94861bdfa868"
+    green = "dd4dbc0016779df1378e7812eabaa04d"
+    orange = "0e291f67c9274a1abdddeb3fd919cbaa"
+    red = "1cbd08c76f8af6dddce02c5138971129"
+
+    def __new__(cls, url):
+        value = len(cls.__members__)
+        obj = object.__new__(cls)
+        obj._value_ = value
+        obj.url = url
+        return obj
+
+    def __str__(self):
+        return self.name