updating missing long -> background adjustments and fixing issue for missing callback_ctx

Author: BSd3v

.circleci/config.yml

@@ -248,7 +248,11 @@ jobs:
     steps:
       - checkout:
           path: ~/dash
-      - run: sudo apt-get update
+      - run:
+          name: Add chrome keys & update.
+          command: |
+            wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
+            sudo apt-get update
       - run: echo $PYVERSION > ver.txt
       - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:

dash/_callback.py

@@ -671,6 +671,7 @@ def add_context(*args, **kwargs):
                             func,
                             func_args,
                             func_kwargs,
+                            callback_ctx
                         )
 
                     output_value, has_update, skip = _update_background_callback(
@@ -741,6 +742,7 @@ async def async_add_context(*args, **kwargs):
                             func,
                             func_args,
                             func_kwargs,
+                            callback_ctx
                         )
                     output_value, has_update, skip = _update_background_callback(
                         error_handler, callback_ctx, response, kwargs, background, multi

dash/background_callback/managers/celery_manager.py

@@ -18,7 +18,7 @@ class CeleryManager(BaseBackgroundCallbackManager):
 
     def __init__(self, celery_app, cache_by=None, expire=None):
         """
-        Long callback manager that runs callback logic on a celery task queue,
+        Background callback manager that runs callback logic on a celery task queue,
         and stores results using a celery result backend.
 
         :param celery_app:
@@ -42,7 +42,7 @@ def __init__(self, celery_app, cache_by=None, expire=None):
         except ImportError as missing_imports:
             raise ImportError(
                 """\
-CeleryLongCallbackManager requires extra dependencies which can be installed doing
+CeleryManager requires extra dependencies which can be installed doing
 
     $ pip install "dash[celery]"\n"""
             ) from missing_imports
@@ -233,7 +233,7 @@ async def async_run():
                     result_key,
                     json.dumps(
                         {
-                            "long_callback_error": {
+                            "background_callback_error": {
                                 "msg": str(err),
                                 "tb": traceback.format_exc(),
                             }

dash/background_callback/managers/diskcache_manager.py

@@ -17,7 +17,7 @@ class DiskcacheManager(BaseBackgroundCallbackManager):
 
     def __init__(self, cache=None, cache_by=None, expire=None):
         """
-        Long callback manager that runs callback logic in a subprocess and stores
+        Background callback manager that runs callback logic in a subprocess and stores
         results on disk using diskcache
 
         :param cache:
@@ -40,7 +40,7 @@ def __init__(self, cache=None, cache_by=None, expire=None):
         except ImportError as missing_imports:
             raise ImportError(
                 """\
-DiskcacheLongCallbackManager requires extra dependencies which can be installed doing
+DiskcacheManager requires extra dependencies which can be installed doing
 
     $ pip install "dash[diskcache]"\n"""
             ) from missing_imports
@@ -279,7 +279,7 @@ async def async_run():
                 cache.set(
                     result_key,
                     {
-                        "long_callback_error": {
+                        "background_callback_error": {
                             "msg": str(err),
                             "tb": traceback.format_exc(),
                         }