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<body>
<main>
<article id="content">
<header>
<h1 class="title">Module <code>slack_sdk.models.blocks.blocks</code></h1>
</header>
<section id="section-intro">
</section>
<section>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-classes">Classes</h2>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ActionsBlock"><code class="flex name class">
<span>class <span class="ident">ActionsBlock</span></span>
<span>(</span><span>*,<br>elements: Sequence[dict | <a title="slack_sdk.models.blocks.block_elements.InteractiveElement" href="block_elements.html#slack_sdk.models.blocks.block_elements.InteractiveElement">InteractiveElement</a>],<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class ActionsBlock(Block):
type = "actions"
elements_max_length = 25
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})
def __init__(
self,
*,
elements: Sequence[Union[dict, InteractiveElement]],
block_id: Optional[str] = None,
**others: dict,
):
"""A block that is used to hold interactive elements.
https://docs.slack.dev/reference/block-kit/blocks/actions-block
Args:
elements (required): An array of interactive element objects - buttons, select menus, overflow menus,
or date pickers. There is a maximum of 25 elements in each action block.
block_id: A string acting as a unique identifier for a block.
If not specified, a block_id will be generated.
You can use this block_id when you receive an interaction payload to identify the source of the action.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.elements = BlockElement.parse_all(elements)
@JsonValidator(f"elements attribute cannot exceed {elements_max_length} elements")
def _validate_elements_length(self):
return self.elements is None or len(self.elements) <= self.elements_max_length</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>A block that is used to hold interactive elements.
<a href="https://docs.slack.dev/reference/block-kit/blocks/actions-block">https://docs.slack.dev/reference/block-kit/blocks/actions-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>elements</code></strong> : <code>required</code></dt>
<dd>An array of interactive element objects - buttons, select menus, overflow menus,
or date pickers. There is a maximum of 25 elements in each action block.</dd>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block.
If not specified, a block_id will be generated.
You can use this block_id when you receive an interaction payload to identify the source of the action.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ActionsBlock.elements_max_length"><code class="name">var <span class="ident">elements_max_length</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ActionsBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ActionsBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.Block"><code class="flex name class">
<span>class <span class="ident">Block</span></span>
<span>(</span><span>*,<br>type: str | None = None,<br>subtype: str | None = None,<br>block_id: str | None = None)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class Block(JsonObject):
"""Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
https://docs.slack.dev/reference/block-kit/blocks
"""
attributes = {"block_id", "type"}
block_id_max_length = 255
logger = logging.getLogger(__name__)
def _subtype_warning(self):
warnings.warn(
"subtype is deprecated since slackclient 2.6.0, use type instead",
DeprecationWarning,
)
@property
def subtype(self) -> Optional[str]:
return self.type
def __init__(
self,
*,
type: Optional[str] = None,
subtype: Optional[str] = None, # deprecated
block_id: Optional[str] = None,
):
if subtype:
self._subtype_warning()
self.type = type if type else subtype
self.block_id = block_id
self.color = None
@JsonValidator(f"block_id cannot exceed {block_id_max_length} characters")
def _validate_block_id_length(self):
return self.block_id is None or len(self.block_id) <= self.block_id_max_length
@classmethod
def parse(cls, block: Union[dict, "Block"]) -> Optional["Block"]:
if block is None:
return None
elif isinstance(block, Block):
return block
else:
if "type" in block:
type = block["type"]
if type == SectionBlock.type:
return SectionBlock(**block)
elif type == DividerBlock.type:
return DividerBlock(**block)
elif type == ImageBlock.type:
return ImageBlock(**block)
elif type == ActionsBlock.type:
return ActionsBlock(**block)
elif type == ContextBlock.type:
return ContextBlock(**block)
elif type == ContextActionsBlock.type:
return ContextActionsBlock(**block)
elif type == InputBlock.type:
return InputBlock(**block)
elif type == FileBlock.type:
return FileBlock(**block)
elif type == CallBlock.type:
return CallBlock(**block)
elif type == HeaderBlock.type:
return HeaderBlock(**block)
elif type == MarkdownBlock.type:
return MarkdownBlock(**block)
elif type == VideoBlock.type:
return VideoBlock(**block)
elif type == RichTextBlock.type:
return RichTextBlock(**block)
elif type == TableBlock.type:
return TableBlock(**block)
elif type == TaskCardBlock.type:
return TaskCardBlock(**block)
elif type == PlanBlock.type:
return PlanBlock(**block)
else:
cls.logger.warning(f"Unknown block detected and skipped ({block})")
return None
else:
cls.logger.warning(f"Unknown block detected and skipped ({block})")
return None
@classmethod
def parse_all(cls, blocks: Optional[Sequence[Union[dict, "Block"]]]) -> List["Block"]:
return [cls.parse(b) for b in blocks or []] # type: ignore[misc]</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Subclasses</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.ActionsBlock" href="#slack_sdk.models.blocks.blocks.ActionsBlock">ActionsBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.CallBlock" href="#slack_sdk.models.blocks.blocks.CallBlock">CallBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.ContextActionsBlock" href="#slack_sdk.models.blocks.blocks.ContextActionsBlock">ContextActionsBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.ContextBlock" href="#slack_sdk.models.blocks.blocks.ContextBlock">ContextBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.DividerBlock" href="#slack_sdk.models.blocks.blocks.DividerBlock">DividerBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.FileBlock" href="#slack_sdk.models.blocks.blocks.FileBlock">FileBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.HeaderBlock" href="#slack_sdk.models.blocks.blocks.HeaderBlock">HeaderBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.ImageBlock" href="#slack_sdk.models.blocks.blocks.ImageBlock">ImageBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.InputBlock" href="#slack_sdk.models.blocks.blocks.InputBlock">InputBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.MarkdownBlock" href="#slack_sdk.models.blocks.blocks.MarkdownBlock">MarkdownBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.PlanBlock" href="#slack_sdk.models.blocks.blocks.PlanBlock">PlanBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.RichTextBlock" href="#slack_sdk.models.blocks.blocks.RichTextBlock">RichTextBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.SectionBlock" href="#slack_sdk.models.blocks.blocks.SectionBlock">SectionBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.TableBlock" href="#slack_sdk.models.blocks.blocks.TableBlock">TableBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.TaskCardBlock" href="#slack_sdk.models.blocks.blocks.TaskCardBlock">TaskCardBlock</a></li>
<li><a title="slack_sdk.models.blocks.blocks.VideoBlock" href="#slack_sdk.models.blocks.blocks.VideoBlock">VideoBlock</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.Block.attributes"><code class="name">var <span class="ident">attributes</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.Block.block_id_max_length"><code class="name">var <span class="ident">block_id_max_length</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.Block.logger"><code class="name">var <span class="ident">logger</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Static methods</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.Block.parse"><code class="name flex">
<span>def <span class="ident">parse</span></span>(<span>block: dict | <a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a>) ‑> <a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a> | None</span>
</code></dt>
<dd>
<div class="desc"></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.Block.parse_all"><code class="name flex">
<span>def <span class="ident">parse_all</span></span>(<span>blocks: Sequence[dict | <a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a>] | None) ‑> List[<a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a>]</span>
</code></dt>
<dd>
<div class="desc"></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.Block.subtype"><code class="name">prop <span class="ident">subtype</span> : str | None</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def subtype(self) -> Optional[str]:
return self.type</code></pre>
</details>
<div class="desc"></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.basic_objects.JsonObject.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.basic_objects.JsonObject.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.CallBlock"><code class="flex name class">
<span>class <span class="ident">CallBlock</span></span>
<span>(</span><span>*,<br>call_id: str,<br>api_decoration_available: bool | None = None,<br>call: Dict[str, Dict[str, Any]] | None = None,<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class CallBlock(Block):
type = "call"
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"call_id", "api_decoration_available", "call"})
def __init__(
self,
*,
call_id: str,
api_decoration_available: Optional[bool] = None,
call: Optional[Dict[str, Dict[str, Any]]] = None,
block_id: Optional[str] = None,
**others: dict,
):
"""Displays a call information
https://docs.slack.dev/reference/block-kit/blocks#call
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.call_id = call_id
self.api_decoration_available = api_decoration_available
self.call = call</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>Displays a call information
<a href="https://docs.slack.dev/reference/block-kit/blocks#call">https://docs.slack.dev/reference/block-kit/blocks#call</a></p></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.CallBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.CallBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"call_id", "api_decoration_available", "call"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ContextActionsBlock"><code class="flex name class">
<span>class <span class="ident">ContextActionsBlock</span></span>
<span>(</span><span>*,<br>elements: Sequence[dict | <a title="slack_sdk.models.blocks.block_elements.FeedbackButtonsElement" href="block_elements.html#slack_sdk.models.blocks.block_elements.FeedbackButtonsElement">FeedbackButtonsElement</a> | <a title="slack_sdk.models.blocks.block_elements.IconButtonElement" href="block_elements.html#slack_sdk.models.blocks.block_elements.IconButtonElement">IconButtonElement</a>],<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class ContextActionsBlock(Block):
type = "context_actions"
elements_max_length = 5
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})
def __init__(
self,
*,
elements: Sequence[Union[dict, FeedbackButtonsElement, IconButtonElement]],
block_id: Optional[str] = None,
**others: dict,
):
"""Displays actions as contextual info, which can include both feedback buttons and icon buttons.
https://docs.slack.dev/reference/block-kit/blocks/context-actions-block
Args:
elements (required): An array of feedback_buttons or icon_button block elements. Maximum number of items is 5.
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.elements = BlockElement.parse_all(elements)
@JsonValidator("elements attribute must be specified")
def _validate_elements(self):
return self.elements is None or len(self.elements) > 0
@JsonValidator(f"elements attribute cannot exceed {elements_max_length} elements")
def _validate_elements_length(self):
return self.elements is None or len(self.elements) <= self.elements_max_length</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>Displays actions as contextual info, which can include both feedback buttons and icon buttons.
<a href="https://docs.slack.dev/reference/block-kit/blocks/context-actions-block">https://docs.slack.dev/reference/block-kit/blocks/context-actions-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>elements</code></strong> : <code>required</code></dt>
<dd>An array of feedback_buttons or icon_button block elements. Maximum number of items is 5.</dd>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ContextActionsBlock.elements_max_length"><code class="name">var <span class="ident">elements_max_length</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ContextActionsBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ContextActionsBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ContextBlock"><code class="flex name class">
<span>class <span class="ident">ContextBlock</span></span>
<span>(</span><span>*,<br>elements: Sequence[dict | <a title="slack_sdk.models.blocks.block_elements.ImageElement" href="block_elements.html#slack_sdk.models.blocks.block_elements.ImageElement">ImageElement</a> | <a title="slack_sdk.models.blocks.basic_components.TextObject" href="basic_components.html#slack_sdk.models.blocks.basic_components.TextObject">TextObject</a>],<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class ContextBlock(Block):
type = "context"
elements_max_length = 10
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})
def __init__(
self,
*,
elements: Sequence[Union[dict, ImageElement, TextObject]],
block_id: Optional[str] = None,
**others: dict,
):
"""Displays message context, which can include both images and text.
https://docs.slack.dev/reference/block-kit/blocks/context-block
Args:
elements (required): An array of image elements and text objects. Maximum number of items is 10.
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.elements = BlockElement.parse_all(elements)
@JsonValidator(f"elements attribute cannot exceed {elements_max_length} elements")
def _validate_elements_length(self):
return self.elements is None or len(self.elements) <= self.elements_max_length</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>Displays message context, which can include both images and text.
<a href="https://docs.slack.dev/reference/block-kit/blocks/context-block">https://docs.slack.dev/reference/block-kit/blocks/context-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>elements</code></strong> : <code>required</code></dt>
<dd>An array of image elements and text objects. Maximum number of items is 10.</dd>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ContextBlock.elements_max_length"><code class="name">var <span class="ident">elements_max_length</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ContextBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.ContextBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"elements"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.DividerBlock"><code class="flex name class">
<span>class <span class="ident">DividerBlock</span></span>
<span>(</span><span>*, block_id: str | None = None, **others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class DividerBlock(Block):
type = "divider"
def __init__(
self,
*,
block_id: Optional[str] = None,
**others: dict,
):
"""A content divider, like an <hr>, to split up different blocks inside of a message.
https://docs.slack.dev/reference/block-kit/blocks/divider-block
Args:
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
You can use this block_id when you receive an interaction payload to identify the source of the action.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>A content divider, like an <hr>, to split up different blocks inside of a message.
<a href="https://docs.slack.dev/reference/block-kit/blocks/divider-block">https://docs.slack.dev/reference/block-kit/blocks/divider-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block. If not specified, one will be generated.
You can use this block_id when you receive an interaction payload to identify the source of the action.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.DividerBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.attributes" href="#slack_sdk.models.blocks.blocks.Block.attributes">attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.FileBlock"><code class="flex name class">
<span>class <span class="ident">FileBlock</span></span>
<span>(</span><span>*,<br>external_id: str,<br>source: str = 'remote',<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class FileBlock(Block):
type = "file"
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"external_id", "source"})
def __init__(
self,
*,
external_id: str,
source: str = "remote",
block_id: Optional[str] = None,
**others: dict,
):
"""Displays a remote file.
https://docs.slack.dev/reference/block-kit/blocks/file-block
Args:
external_id (required): The external unique ID for this file.
source (required): At the moment, source will always be remote for a remote file.
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.external_id = external_id
self.source = source</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>Displays a remote file.
<a href="https://docs.slack.dev/reference/block-kit/blocks/file-block">https://docs.slack.dev/reference/block-kit/blocks/file-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>external_id</code></strong> : <code>required</code></dt>
<dd>The external unique ID for this file.</dd>
<dt><strong><code>source</code></strong> : <code>required</code></dt>
<dd>At the moment, source will always be remote for a remote file.</dd>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.FileBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.FileBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"external_id", "source"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.HeaderBlock"><code class="flex name class">
<span>class <span class="ident">HeaderBlock</span></span>
<span>(</span><span>*,<br>block_id: str | None = None,<br>text: str | dict | <a title="slack_sdk.models.blocks.basic_components.TextObject" href="basic_components.html#slack_sdk.models.blocks.basic_components.TextObject">TextObject</a> | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class HeaderBlock(Block):
type = "header"
text_max_length = 150
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"text"})
def __init__(
self,
*,
block_id: Optional[str] = None,
text: Optional[Union[str, dict, TextObject]] = None,
**others: dict,
):
"""A header is a plain-text block that displays in a larger, bold font.
https://docs.slack.dev/reference/block-kit/blocks/header-block
Args:
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
text (required): The text for the block, in the form of a plain_text text object.
Maximum length for the text in this field is 150 characters.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.text = TextObject.parse(text, default_type=PlainTextObject.type) # type: ignore[arg-type]
@JsonValidator("text attribute must be specified")
def _validate_text(self):
return self.text is not None
@JsonValidator(f"text attribute cannot exceed {text_max_length} characters")
def _validate_alt_text_length(self):
return self.text is None or len(self.text.text) <= self.text_max_length</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>A header is a plain-text block that displays in a larger, bold font.
<a href="https://docs.slack.dev/reference/block-kit/blocks/header-block">https://docs.slack.dev/reference/block-kit/blocks/header-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>block_id</code></strong></dt>
<dd>A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.</dd>
<dt><strong><code>text</code></strong> : <code>required</code></dt>
<dd>The text for the block, in the form of a plain_text text object.
Maximum length for the text in this field is 150 characters.</dd>
</dl></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></li>
<li><a title="slack_sdk.models.basic_objects.JsonObject" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject">JsonObject</a></li>
<li><a title="slack_sdk.models.basic_objects.BaseObject" href="../basic_objects.html#slack_sdk.models.basic_objects.BaseObject">BaseObject</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.HeaderBlock.text_max_length"><code class="name">var <span class="ident">text_max_length</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
<dt id="slack_sdk.models.blocks.blocks.HeaderBlock.type"><code class="name">var <span class="ident">type</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Instance variables</h3>
<dl>
<dt id="slack_sdk.models.blocks.blocks.HeaderBlock.attributes"><code class="name">prop <span class="ident">attributes</span> : Set[str]</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"text"})</code></pre>
</details>
<div class="desc"><p>Build an unordered collection of unique elements.</p></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="slack_sdk.models.blocks.blocks.Block" href="#slack_sdk.models.blocks.blocks.Block">Block</a></b></code>:
<ul class="hlist">
<li><code><a title="slack_sdk.models.blocks.blocks.Block.block_id_max_length" href="#slack_sdk.models.blocks.blocks.Block.block_id_max_length">block_id_max_length</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.get_non_null_attributes" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.get_non_null_attributes">get_non_null_attributes</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.logger" href="#slack_sdk.models.blocks.blocks.Block.logger">logger</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.to_dict" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.to_dict">to_dict</a></code></li>
<li><code><a title="slack_sdk.models.blocks.blocks.Block.validate_json" href="../basic_objects.html#slack_sdk.models.basic_objects.JsonObject.validate_json">validate_json</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="slack_sdk.models.blocks.blocks.ImageBlock"><code class="flex name class">
<span>class <span class="ident">ImageBlock</span></span>
<span>(</span><span>*,<br>alt_text: str,<br>image_url: str | None = None,<br>slack_file: Dict[str, Any] | <a title="slack_sdk.models.blocks.basic_components.SlackFile" href="basic_components.html#slack_sdk.models.blocks.basic_components.SlackFile">SlackFile</a> | None = None,<br>title: str | dict | <a title="slack_sdk.models.blocks.basic_components.PlainTextObject" href="basic_components.html#slack_sdk.models.blocks.basic_components.PlainTextObject">PlainTextObject</a> | None = None,<br>block_id: str | None = None,<br>**others: dict)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class ImageBlock(Block):
type = "image"
@property
def attributes(self) -> Set[str]: # type: ignore[override]
return super().attributes.union({"alt_text", "image_url", "title", "slack_file"})
image_url_max_length = 3000
alt_text_max_length = 2000
title_max_length = 2000
def __init__(
self,
*,
alt_text: str,
image_url: Optional[str] = None,
slack_file: Optional[Union[Dict[str, Any], SlackFile]] = None,
title: Optional[Union[str, dict, PlainTextObject]] = None,
block_id: Optional[str] = None,
**others: dict,
):
"""A simple image block, designed to make those cat photos really pop.
https://docs.slack.dev/reference/block-kit/blocks/image-block
Args:
alt_text (required): A plain-text summary of the image. This should not contain any markup.
Maximum length for this field is 2000 characters.
image_url: The URL of the image to be displayed.
Maximum length for this field is 3000 characters.
slack_file: A Slack image file object that defines the source of the image.
title: An optional title for the image in the form of a text object that can only be of type: plain_text.
Maximum length for the text in this field is 2000 characters.
block_id: A string acting as a unique identifier for a block. If not specified, one will be generated.
Maximum length for this field is 255 characters.
block_id should be unique for each message and each iteration of a message.
If a message is updated, use a new block_id.
"""
super().__init__(type=self.type, block_id=block_id)
show_unknown_key_warning(self, others)
self.image_url = image_url
self.alt_text = alt_text
parsed_title = None
if title is not None:
if isinstance(title, str):
parsed_title = PlainTextObject(text=title)
elif isinstance(title, dict):
if title.get("type") != PlainTextObject.type:
raise SlackObjectFormationError(f"Unsupported type for title in an image block: {title.get('type')}")
parsed_title = PlainTextObject(text=title.get("text"), emoji=title.get("emoji")) # type: ignore[arg-type]
elif isinstance(title, PlainTextObject):
parsed_title = title
else:
raise SlackObjectFormationError(f"Unsupported type for title in an image block: {type(title)}")
if slack_file is not None:
self.slack_file = (
slack_file if slack_file is None or isinstance(slack_file, SlackFile) else SlackFile(**slack_file)
)
self.title = parsed_title
@JsonValidator(f"image_url attribute cannot exceed {image_url_max_length} characters")
def _validate_image_url_length(self):
return self.image_url is None or len(self.image_url) <= self.image_url_max_length
@JsonValidator(f"alt_text attribute cannot exceed {alt_text_max_length} characters")
def _validate_alt_text_length(self):
return len(self.alt_text) <= self.alt_text_max_length
@JsonValidator(f"title attribute cannot exceed {title_max_length} characters")
def _validate_title_length(self):
return self.title is None or self.title.text is None or len(self.title.text) <= self.title_max_length</code></pre>
</details>
<div class="desc"><p>Blocks are a series of components that can be combined
to create visually rich and compellingly interactive messages.
<a href="https://docs.slack.dev/reference/block-kit/blocks">https://docs.slack.dev/reference/block-kit/blocks</a></p>
<p>A simple image block, designed to make those cat photos really pop.
<a href="https://docs.slack.dev/reference/block-kit/blocks/image-block">https://docs.slack.dev/reference/block-kit/blocks/image-block</a></p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>alt_text</code></strong> : <code>required</code></dt>
<dd>A plain-text summary of the image. This should not contain any markup.
Maximum length for this field is 2000 characters.</dd>