diff --git a/scapy/contrib/isotp/isotp_soft_socket.py b/scapy/contrib/isotp/isotp_soft_socket.py
index 52100b008d9..7febde3b696 100644
--- a/scapy/contrib/isotp/isotp_soft_socket.py
+++ b/scapy/contrib/isotp/isotp_soft_socket.py
@@ -38,6 +38,7 @@
     Callable,
     TYPE_CHECKING,
 )
+
 if TYPE_CHECKING:
     from scapy.contrib.cansocket import CANSocket
 
@@ -223,6 +224,8 @@ class TimeoutScheduler:
     # use heapq functions on _handles!
     _handles = []  # type: List[TimeoutScheduler.Handle]
 
+    logger = logging.getLogger("scapy.contrib.automotive.timeout_scheduler")
+
     @classmethod
     def schedule(cls, timeout, callback):
         # type: (float, Callable[[], None]) -> TimeoutScheduler.Handle
@@ -311,13 +314,13 @@ def _wait(cls, handle):
         # Wait until the next timeout,
         # or until event.set() gets called in another thread.
         if to_wait > 0:
-            log_isotp.debug("TimeoutScheduler Thread going to sleep @ %f " +
-                            "for %fs", now, to_wait)
+            cls.logger.debug("Thread going to sleep @ %f " +
+                             "for %fs", now, to_wait)
             interrupted = cls._event.wait(to_wait)
             new = cls._time()
-            log_isotp.debug("TimeoutScheduler Thread awake @ %f, slept for" +
-                            " %f, interrupted=%d", new, new - now,
-                            interrupted)
+            cls.logger.debug("Thread awake @ %f, slept for" +
+                             " %f, interrupted=%d", new, new - now,
+                             interrupted)
 
         # Clear the event so that we can wait on it again,
         # Must be done before doing the callbacks to avoid losing a set().
@@ -330,7 +333,7 @@ def _task(cls):
         start when the first timeout is added and stop when the last timeout
         is removed or executed."""
 
-        log_isotp.debug("TimeoutScheduler Thread spawning @ %f", cls._time())
+        cls.logger.debug("Thread spawning @ %f", cls._time())
 
         time_empty = None
 
@@ -352,7 +355,7 @@ def _task(cls):
         finally:
             # Worst case scenario: if this thread dies, the next scheduled
             # timeout will start a new one
-            log_isotp.debug("TimeoutScheduler Thread died @ %f", cls._time())
+            cls.logger.debug("Thread died @ %f", cls._time())
             cls._thread = None
 
     @classmethod
diff --git a/scapy/packet.py b/scapy/packet.py
index e5e06571d1c..33e624862bb 100644
--- a/scapy/packet.py
+++ b/scapy/packet.py
@@ -21,6 +21,8 @@
 import types
 import warnings
 
+from typing_extensions import Self
+
 from scapy.fields import (
     AnyField,
     BitField,
@@ -61,9 +63,8 @@
     TypeVar,
     Union,
     Sequence,
-    cast,
+    cast
 )
-from scapy.compat import Self
 
 try:
     import pyx