Merge pull request julien-duponchelle#364 from mahadirz/main

To fix ValueError: Json type 96 is not handled

Author: julien-duponchelle

pymysqlreplication/packet.py

@@ -349,6 +349,9 @@ def unpack_int32(self, n):
 
     def read_binary_json(self, size):
         length = self.read_uint_by_size(size)
+        if length == 0:
+            # handle NULL value
+            return None
         payload = self.read(length)
         self.unread(payload)
         t = self.read_uint8()