Modify parsing membership

pytchat/processors/default/renderer/membership.py

@@ -0,0 +1,15 @@
+from .base import BaseRenderer
+
+
+class LiveChatMembershipItemRenderer(BaseRenderer):
+    def __init__(self, item):
+        super().__init__(item, "newSponsor")
+
+    def get_authordetails(self):
+        super().get_authordetails()
+        self.author.isChatSponsor = True
+
+    def get_message(self, renderer):
+        message = (renderer["headerSubtext"]["runs"][0]["text"]
+                   )+' / '+(renderer["authorName"]["simpleText"])
+        return message