Go back to only logging crashes if no pdb gets engaged

tractor/_actor.py

@@ -28,6 +28,7 @@ from ._exceptions import (
     ModuleNotExposed,
     is_multi_cancelled,
     TransportClosed,
+    ContextCancelled,
 )
 from . import _debug
 from ._discovery import get_arbiter
@@ -125,18 +126,32 @@ async def _invoke(
 
     except (Exception, trio.MultiError) as err:
 
-        # TODO: maybe we'll want differnet "levels" of debugging
+        if not is_multi_cancelled(err):
+
+            log.exception("Actor crashed:")
+
+            # TODO: maybe we'll want different "levels" of debugging
             # eventualy such as ('app', 'supervisory', 'runtime') ?
-        if not isinstance(err, trio.ClosedResourceError) and (
-            not is_multi_cancelled(err)
+
+            # if not isinstance(err, trio.ClosedResourceError) and (
+            # if not is_multi_cancelled(err) and (
+
+            entered_debug: bool = False
+            if not isinstance(err, ContextCancelled) or (
+                isinstance(err, ContextCancelled) and ctx._cancel_called
             ):
                 # XXX: is there any case where we'll want to debug IPC
-            # disconnects? I can't think of a reason that inspecting
+                # disconnects as a default?
+                #
+                # I can't think of a reason that inspecting
                 # this type of failure will be useful for respawns or
                 # recovery logic - the only case is some kind of strange bug
-            # in `trio` itself?
-            entered = await _debug._maybe_enter_pm(err)
-            if not entered:
+                # in our transport layer itself? Going to keep this
+                # open ended for now.
+
+                entered_debug = await _debug._maybe_enter_pm(err)
+
+            if not entered_debug:
                 log.exception("Actor crashed:")
 
         # always ship errors back to caller