[flyte deck] Streaming Decks (flyteorg#2779)

* [Flyte Decl] Streaming Decks

Signed-off-by: Future-Outlier <[email protected]>

* print

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* sleep more

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* add dummy deck

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* nit

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* dummy deck

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* update

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* nit

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* test

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* return html

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* Change Deck

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* fix

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* fix recursion error

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* remove redundant code

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* add dummy deck to deck init

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* Better Dummy Deck Logic

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* Deck Publish

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* litn

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* remove dummy deck

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* nit

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* use auto refresh tab, 5 seconds as interval

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* revert

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* test setDynamicTabs

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* change interval time

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* test

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* revert

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* test

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* nit

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* try dynamic containers

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* try dynamic containers v2

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* try dynamic containers v3

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* debug

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* update

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* nit

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* Refresh Botton

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* fix

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* lint

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* test new refresh

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* lint

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* Revert back html code, collaborating with Lyon

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* lint

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* nit

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* nit

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* update

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* better code

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* update

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* some notes for giving user params builder deck enabled

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* update

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* raise error when disabled deck and called Deck.publish()

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* lint

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* lint

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* update

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* static method by YEE

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* make Deck.publish more like a wrapper by moving enable deck checking to _output_deck

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* lint

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* print monodocs err

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* Fix monodocs

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* use builder

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* add translator test for deck serialization settings

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* update

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* fix

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* test

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* update

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* remove blank

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* update kevin's advice

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Co-authored-by: pingsutw  <[email protected]>

* master-branch-idl

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---------

Signed-off-by: Future-Outlier <[email protected]>
Co-authored-by: pingsutw <[email protected]>
Signed-off-by: Chih Tsung Lu <[email protected]>

Author: 2 people

flytekit/bin/entrypoint.py

@@ -324,7 +324,7 @@ def _dispatch_execute(
     logger.info(f"Engine folder written successfully to the output prefix {output_prefix}")
 
     if task_def is not None and not getattr(task_def, "disable_deck", True):
-        _output_deck(task_def.name.split(".")[-1], ctx.user_space_params)
+        _output_deck(task_name=task_def.name.split(".")[-1], new_user_params=ctx.user_space_params)
 
     logger.debug("Finished _dispatch_execute")
 

flytekit/core/base_task.py

@@ -115,21 +115,18 @@ class TaskMetadata(object):
 
     See the :std:ref:`IDL <idl:protos/docs/core/core:taskmetadata>` for the protobuf definition.
 
-    Args:
-        cache (bool): Indicates if caching should be enabled. See :std:ref:`Caching <cookbook:caching>`
-        cache_serialize (bool): Indicates if identical (ie. same inputs) instances of this task should be executed in serial when caching is enabled. See :std:ref:`Caching <cookbook:caching>`
-        cache_version (str): Version to be used for the cached value
-        cache_ignore_input_vars (Tuple[str, ...]): Input variables that should not be included when calculating hash for cache
-        interruptible (Optional[bool]): Indicates that this task can be interrupted and/or scheduled on nodes with
-            lower QoS guarantees that can include pre-emption. This can reduce the monetary cost executions incur at the
-            cost of performance penalties due to potential interruptions
-        deprecated (str): Can be used to provide a warning message for deprecated task. Absence or empty str indicates
-            that the task is active and not deprecated
+    Attributes:
+        cache (bool): Indicates if caching should be enabled. See :std:ref:`Caching <cookbook:caching>`.
+        cache_serialize (bool): Indicates if identical (i.e. same inputs) instances of this task should be executed in serial when caching is enabled. See :std:ref:`Caching <cookbook:caching>`.
+        cache_version (str): Version to be used for the cached value.
+        cache_ignore_input_vars (Tuple[str, ...]): Input variables that should not be included when calculating hash for cache.
+        interruptible (Optional[bool]): Indicates that this task can be interrupted and/or scheduled on nodes with lower QoS guarantees that can include pre-emption.
+        deprecated (str): Can be used to provide a warning message for a deprecated task. An absence or empty string indicates that the task is active and not deprecated.
         retries (int): for retries=n; n > 0, on failures of this task, the task will be retried at-least n number of times.
-        timeout (Optional[Union[datetime.timedelta, int]]): the max amount of time for which one execution of this task
-            should be executed for. The execution will be terminated if the runtime exceeds the given timeout
-            (approximately)
-        pod_template_name (Optional[str]): the name of existing PodTemplate resource in the cluster which will be used in this task.
+        timeout (Optional[Union[datetime.timedelta, int]]): The maximum duration for which one execution of this task should run. The execution will be terminated if the runtime exceeds this timeout.
+        pod_template_name (Optional[str]): The name of an existing PodTemplate resource in the cluster which will be used for this task.
+        generates_deck (bool): Indicates whether the task will generate a Deck URI.
+        is_eager (bool): Indicates whether the task should be treated as eager.
     """
 
     cache: bool = False
@@ -141,6 +138,7 @@ class TaskMetadata(object):
     retries: int = 0
     timeout: Optional[Union[datetime.timedelta, int]] = None
     pod_template_name: Optional[str] = None
+    generates_deck: bool = False
     is_eager: bool = False
 
     def __post_init__(self):
@@ -179,6 +177,7 @@ def to_taskmetadata_model(self) -> _task_model.TaskMetadata:
             discovery_version=self.cache_version,
             deprecated_error_message=self.deprecated,
             cache_serializable=self.cache_serialize,
+            generates_deck=self.generates_deck,
             pod_template_name=self.pod_template_name,
             cache_ignore_input_vars=self.cache_ignore_input_vars,
             is_eager=self.is_eager,
@@ -720,11 +719,15 @@ def dispatch_execute(
           may be none
         * ``DynamicJobSpec`` is returned when a dynamic workflow is executed
         """
-        if DeckField.TIMELINE.value in self.deck_fields and ctx.user_space_params is not None:
-            ctx.user_space_params.decks.append(ctx.user_space_params.timeline_deck)
+
         # Invoked before the task is executed
         new_user_params = self.pre_execute(ctx.user_space_params)
 
+        if self.enable_deck and ctx.user_space_params is not None:
+            if DeckField.TIMELINE.value in self.deck_fields:
+                ctx.user_space_params.decks.append(ctx.user_space_params.timeline_deck)
+            new_user_params = ctx.user_space_params.with_enable_deck(enable_deck=True).build()
+
         # Create another execution context with the new user params, but let's keep the same working dir
         with FlyteContextManager.with_context(
             ctx.with_execution_state(
@@ -827,8 +830,19 @@ def disable_deck(self) -> bool:
         """
         If true, this task will not output deck html file
         """
+        warnings.warn(
+            "`disable_deck` is deprecated and will be removed in the future.\n" "Please use `enable_deck` instead.",
+            DeprecationWarning,
+        )
         return self._disable_deck
 
+    @property
+    def enable_deck(self) -> bool:
+        """
+        If true, this task will output deck html file
+        """
+        return not self._disable_deck
+
     @property
     def deck_fields(self) -> List[DeckField]:
         """

flytekit/core/context_manager.py

@@ -94,6 +94,7 @@ class Builder(object):
         logging: Optional[_logging.Logger] = None
         task_id: typing.Optional[_identifier.Identifier] = None
         output_metadata_prefix: Optional[str] = None
+        enable_deck: bool = False
 
         def __init__(self, current: typing.Optional[ExecutionParameters] = None):
             self.stats = current.stats if current else None
@@ -107,6 +108,7 @@ def __init__(self, current: typing.Optional[ExecutionParameters] = None):
             self.raw_output_prefix = current.raw_output_prefix if current else None
             self.task_id = current.task_id if current else None
             self.output_metadata_prefix = current.output_metadata_prefix if current else None
+            self.enable_deck = current.enable_deck if current else False
 
         def add_attr(self, key: str, v: typing.Any) -> ExecutionParameters.Builder:
             self.attrs[key] = v
@@ -126,6 +128,7 @@ def build(self) -> ExecutionParameters:
                 raw_output_prefix=self.raw_output_prefix,
                 task_id=self.task_id,
                 output_metadata_prefix=self.output_metadata_prefix,
+                enable_deck=self.enable_deck,
                 **self.attrs,
             )
 
@@ -147,6 +150,11 @@ def with_task_sandbox(self) -> Builder:
         b.working_dir = task_sandbox_dir
         return b
 
+    def with_enable_deck(self, enable_deck: bool) -> Builder:
+        b = self.new_builder(self)
+        b.enable_deck = enable_deck
+        return b
+
     def builder(self) -> Builder:
         return ExecutionParameters.Builder(current=self)
 
@@ -162,6 +170,7 @@ def __init__(
         checkpoint=None,
         decks=None,
         task_id: typing.Optional[_identifier.Identifier] = None,
+        enable_deck: bool = False,
         **kwargs,
     ):
         """
@@ -190,6 +199,7 @@ def __init__(
         self._decks = decks
         self._task_id = task_id
         self._timeline_deck = None
+        self._enable_deck = enable_deck
 
     @property
     def stats(self) -> taggable.TaggableStats:
@@ -298,6 +308,13 @@ def timeline_deck(self) -> "TimeLineDeck":  # type: ignore
         self._timeline_deck = time_line_deck
         return time_line_deck
 
+    @property
+    def enable_deck(self) -> bool:
+        """
+        Returns whether deck is enabled or not
+        """
+        return self._enable_deck
+
     def __getattr__(self, attr_name: str) -> typing.Any:
         """
         This houses certain task specific context. For example in Spark, it houses the SparkSession, etc

flytekit/deck/deck.py

@@ -41,10 +41,6 @@ class Deck:
     scatter plots or Markdown text. In addition, users can create new decks to render
     their data with custom renderers.
 
-    .. warning::
-
-        This feature is in beta.
-
     .. code-block:: python
 
         iris_df = px.data.iris()
@@ -86,6 +82,19 @@ def name(self) -> str:
     def html(self) -> str:
         return self._html
 
+    @staticmethod
+    def publish():
+        params = FlyteContextManager.current_context().user_space_params
+        task_name = params.task_id.name
+
+        if not params.enable_deck:
+            logger.warning(
+                f"Attempted to call publish() in task '{task_name}', but Flyte decks will not be generated because enable_deck is currently set to False."
+            )
+            return
+
+        _output_deck(task_name=task_name, new_user_params=params)
+
 
 class TimeLineDeck(Deck):
     """
@@ -148,7 +157,8 @@ def generate_time_table(data: dict) -> str:
 
 
 def _get_deck(
-    new_user_params: ExecutionParameters, ignore_jupyter: bool = False
+    new_user_params: ExecutionParameters,
+    ignore_jupyter: bool = False,
 ) -> typing.Union[str, "IPython.core.display.HTML"]:  # type:ignore
     """
     Get flyte deck html string
@@ -176,11 +186,12 @@ def _get_deck(
 
 def _output_deck(task_name: str, new_user_params: ExecutionParameters):
     ctx = FlyteContext.current_context()
+
     local_dir = ctx.file_access.get_random_local_directory()
     local_path = f"{local_dir}{os.sep}{DECK_FILE_NAME}"
     try:
         with open(local_path, "w", encoding="utf-8") as f:
-            f.write(_get_deck(new_user_params, ignore_jupyter=True))
+            f.write(_get_deck(new_user_params=new_user_params, ignore_jupyter=True))
         logger.info(f"{task_name} task creates flyte deck html to file://{local_path}")
         if ctx.execution_state.mode == ExecutionState.Mode.TASK_EXECUTION:
             fs = ctx.file_access.get_filesystem_for_path(new_user_params.output_metadata_prefix)
@@ -197,6 +208,7 @@ def _output_deck(task_name: str, new_user_params: ExecutionParameters):
 def get_deck_template() -> Template:
     root = os.path.dirname(os.path.abspath(__file__))
     templates_dir = os.path.join(root, "html", "template.html")
+
     with open(templates_dir, "r") as f:
         template_content = f.read()
     return Template(template_content)

flytekit/models/task.py

@@ -8,6 +8,7 @@
 from flyteidl.core import tasks_pb2 as _core_task
 from google.protobuf import json_format as _json_format
 from google.protobuf import struct_pb2 as _struct
+from google.protobuf.wrappers_pb2 import BoolValue
 from kubernetes.client import ApiClient
 
 from flytekit.models import common as _common
@@ -184,6 +185,7 @@ def __init__(
         pod_template_name,
         cache_ignore_input_vars,
         is_eager: bool = False,
+        generates_deck: bool = False,
     ):
         """
         Information needed at runtime to determine behavior such as whether or not outputs are discoverable, timeouts,
@@ -203,6 +205,7 @@ def __init__(
             receive deprecation warnings.
         :param bool cache_serializable: Whether or not caching operations are executed in serial. This means only a
             single instance over identical inputs is executed, other concurrent executions wait for the cached results.
+        :param bool generates_deck: Whether the task will generate a Deck URI.
         :param pod_template_name: The name of the existing PodTemplate resource which will be used in this task.
         :param cache_ignore_input_vars: Input variables that should not be included when calculating hash for cache.
         :param is_eager:
@@ -218,6 +221,7 @@ def __init__(
         self._pod_template_name = pod_template_name
         self._cache_ignore_input_vars = cache_ignore_input_vars
         self._is_eager = is_eager
+        self._generates_deck = generates_deck
 
     @property
     def is_eager(self):
@@ -299,6 +303,14 @@ def pod_template_name(self):
         """
         return self._pod_template_name
 
+    @property
+    def generates_deck(self) -> bool:
+        """
+        Whether the task will generate a Deck.
+        :rtype: bool
+        """
+        return self._generates_deck
+
     @property
     def cache_ignore_input_vars(self):
         """
@@ -322,6 +334,7 @@ def to_flyte_idl(self):
             pod_template_name=self.pod_template_name,
             cache_ignore_input_vars=self.cache_ignore_input_vars,
             is_eager=self.is_eager,
+            generates_deck=BoolValue(value=self.generates_deck),
         )
         if self.timeout:
             tm.timeout.FromTimedelta(self.timeout)
@@ -345,6 +358,7 @@ def from_flyte_idl(cls, pb2_object: _core_task.TaskMetadata):
             pod_template_name=pb2_object.pod_template_name,
             cache_ignore_input_vars=pb2_object.cache_ignore_input_vars,
             is_eager=pb2_object.is_eager,
+            generates_deck=pb2_object.generates_deck.value if pb2_object.HasField("generates_deck") else False,
         )
 
 

flytekit/tools/translator.py

@@ -185,11 +185,13 @@ def get_serializable_task(
                 entity.reset_command_fn()
 
     entity_config = entity.get_config(settings) or {}
-
     extra_config = {}
 
-    if hasattr(entity, "task_function") and isinstance(entity.task_function, ClassDecorator):
-        extra_config = entity.task_function.get_extra_config()
+    if hasattr(entity, "task_function"):
+        if isinstance(entity.task_function, ClassDecorator):
+            extra_config = entity.task_function.get_extra_config()
+    if entity.enable_deck:
+        entity.metadata.generates_deck = True
 
     merged_config = {**entity_config, **extra_config}
 

pydoclint-errors-baseline.txt

@@ -37,8 +37,6 @@ flytekit/core/base_sql_task.py
     DOC301: Class `SQLTask`: __init__() should not have a docstring; please combine it with the docstring of the class
 --------------------
 flytekit/core/base_task.py
-    DOC601: Class `TaskMetadata`: Class docstring contains fewer class attributes than actual class attributes.  (Please read https://jsh9.github.io/pydoclint/checking_class_attributes.html on how to correctly document class attributes.)
-    DOC603: Class `TaskMetadata`: Class docstring attributes are different from actual class attributes. (Or could be other formatting issues: https://jsh9.github.io/pydoclint/violation_codes.html#notes-on-doc103 ). Attributes in the class definition but not in the docstring: [cache: bool, cache_ignore_input_vars: Tuple[str, ...], cache_serialize: bool, cache_version: str, deprecated: str, interruptible: Optional[bool], is_eager: bool, pod_template_name: Optional[str], retries: int, timeout: Optional[Union[datetime.timedelta, int]]]. (Please read https://jsh9.github.io/pydoclint/checking_class_attributes.html on how to correctly document class attributes.)
     DOC301: Class `PythonTask`: __init__() should not have a docstring; please combine it with the docstring of the class
     DOC001: Function/method `post_execute`: Potential formatting errors in docstring. Error message: Expected a colon in 'rval is returned value from call to execute'. (Note: DOC001 could trigger other unrelated violations under this function/method too. Please fix the docstring formatting first.)
     DOC101: Method `PythonTask.post_execute`: Docstring contains fewer arguments than in function signature.

tests/flytekit/unit/deck/test_deck.py

@@ -7,6 +7,7 @@
 
 import flytekit
 from flytekit import Deck, FlyteContextManager, task
+
 from flytekit.deck import DeckField, MarkdownRenderer, SourceCodeRenderer, TopFrameRenderer
 from flytekit.deck.deck import _output_deck
 from flytekit.deck.renderer import PythonDependencyRenderer
@@ -258,3 +259,43 @@ def test_python_dependency_renderer():
 
         # Assert that the button of copy
         assert 'button onclick="copyTable()"' in result
+
+def test_enable_deck_in_task():
+    @task(enable_deck=True)
+    def t1():
+        ctx = FlyteContextManager.current_context()
+        assert ctx.user_space_params.enable_deck == True
+        return
+
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False
+
+    t1()
+
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False
+
+def test_disable_deck_in_task():
+    @task(disable_deck=True)
+    def t1():
+        ctx = FlyteContextManager.current_context()
+        assert ctx.user_space_params.enable_deck == False
+        return
+
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False
+    t1()
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False
+
+    @task
+    def t2():
+        ctx = FlyteContextManager.current_context()
+        assert ctx.user_space_params.enable_deck == False
+        return
+
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False
+    t2()
+    ctx = FlyteContextManager.current_context()
+    assert ctx.user_space_params.enable_deck == False