Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

NoUpdate is a Valid Prop #3127

Open
wants to merge 3 commits into
base: dev
Choose a base branch
from
Open

NoUpdate is a Valid Prop #3127

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
8919edf
is a Valid Prop
2Ryan09 Jan 21, 2025
b99ff5f
remove prints
2Ryan09 Jan 21, 2025
8ec605c
remove test.py
2Ryan09 Jan 21, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 1 addition & 11 deletions dash/_callback.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -37,23 +37,13 @@
from . import _validate
from .long_callback.managers import BaseLongCallbackManager
from ._callback_context import context_value
from ._no_update import NoUpdate


def _invoke_callback(func, *args, **kwargs): # used to mark the frame for the debugger
return func(*args, **kwargs) # %% callback invoked %%


class NoUpdate:
def to_plotly_json(self): # pylint: disable=no-self-use
return {"_dash_no_update": "_dash_no_update"}

@staticmethod
def is_no_update(obj):
return isinstance(obj, NoUpdate) or (
isinstance(obj, dict) and obj == {"_dash_no_update": "_dash_no_update"}
)


GLOBAL_CALLBACK_LIST = []
GLOBAL_CALLBACK_MAP = {}
GLOBAL_INLINE_SCRIPTS = []
Expand Down
9 changes: 9 additions & 0 deletions dash/_no_update.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
class NoUpdate:
def to_plotly_json(self): # pylint: disable=no-self-use
return {"_dash_no_update": "_dash_no_update"}

@staticmethod
def is_no_update(obj):
return isinstance(obj, NoUpdate) or (
isinstance(obj, dict) and obj == {"_dash_no_update": "_dash_no_update"}
)
5 changes: 3 additions & 2 deletions dash/_validate.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
import flask

from ._grouping import grouping_len, map_grouping
from ._no_update import NoUpdate
from .development.base_component import Component
from . import exceptions
from ._utils import (
Expand Down Expand Up @@ -211,8 +212,8 @@ def validate_multi_return(output_lists, output_values, callback_id):


def fail_callback_output(output_value, output):
valid_children = (str, int, float, type(None), Component)
valid_props = (str, int, float, type(None), tuple, MutableSequence)
valid_children = (str, int, float, type(None), Component, NoUpdate)
valid_props = (str, int, float, type(None), tuple, MutableSequence, NoUpdate)

def _raise_invalid(bad_val, outer_val, path, index=None, toplevel=False):
bad_type = type(bad_val).__name__
Expand Down