Merge pull request #3038 from alicevision/dev/add_task_thread_debugging

[dev] Add TaskThread Qt debugging

Author: cbentejac

meshroom/core/attribute.py

@@ -358,7 +358,11 @@ def getValueStr(self, withQuotes=True) -> str:
         # ChoiceParam with multiple values should be combined
         if isinstance(self._desc, desc.ChoiceParam) and not self._desc.exclusive:
             # Ensure value is a list as expected
-            assert (isinstance(self.value, Sequence) and not isinstance(self.value, str))
+            try:
+                assert (isinstance(self.value, Sequence) and not isinstance(self.value, str))
+            except AssertionError as e:
+                logging.error(f"Attribute {self._getFullName()} value contains an error ({self.value}, {type(self.value)})")
+                raise e
             v = self._desc.joinChar.join(self._getEvalValue())
             if withQuotes and v:
                 return f'"{v}"'

meshroom/core/taskManager.py

@@ -1,8 +1,15 @@
+import os
 import traceback
 import logging
 from threading import Thread
 from PySide6.QtCore import QThread, QEventLoop, QTimer
 from enum import Enum
+from meshroom.common import strtobool
+
+DEBUGGING = False
+if strtobool(os.environ.get("DEBUGGING", "0")):
+    DEBUGGING = True
+    import debugpy
 
 import meshroom
 from meshroom.common import BaseObject, DictModel, Property, Signal, Slot
@@ -70,6 +77,9 @@ def onChunksCreated(createdNode):
 
     def run(self):
         """ Consume compute tasks. """
+        if DEBUGGING:
+            debugpy.debug_this_thread()
+
         self._state = State.RUNNING
         stopAndRestart = False