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PublishCommand

faststream.response.response.PublishCommand #

PublishCommand(
    body: Any,
    *,
    _publish_type: PublishType,
    reply_to: str = "",
    destination: str = "",
    correlation_id: str | None = None,
    headers: dict[str, Any] | None = None,
)

Bases: Response

Source code in faststream/response/response.py 
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def __init__(
    self,
    body: Any,
    *,
    _publish_type: PublishType,
    reply_to: str = "",
    destination: str = "",
    correlation_id: str | None = None,
    headers: dict[str, Any] | None = None,
) -> None:
    super().__init__(
        body,
        headers=headers,
        correlation_id=correlation_id,
    )

    self.destination = destination
    self.reply_to = reply_to

    self.publish_type = _publish_type

destination instance-attribute #

destination = destination

reply_to instance-attribute #

reply_to = reply_to

publish_type instance-attribute #

publish_type = _publish_type

batch_bodies property #

batch_bodies: tuple[Any, ...]

body instance-attribute #

body = body

headers instance-attribute #

headers = headers or {}

correlation_id instance-attribute #

correlation_id = correlation_id

add_headers #

add_headers(
    headers: dict[str, Any], *, override: bool = True
) -> None
Source code in faststream/response/response.py 
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def add_headers(
    self,
    headers: dict[str, Any],
    *,
    override: bool = True,
) -> None:
    if override:
        self.headers |= headers
    else:
        self.headers = headers | self.headers

from_cmd classmethod #

from_cmd(cmd: Self) -> Self
Source code in faststream/response/response.py 
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@classmethod
def from_cmd(cls, cmd: Self) -> Self:
    raise NotImplementedError

as_publish_command #

as_publish_command() -> PublishCommand

Method to transform handlers' Response result to DTO for publishers.

Source code in faststream/response/response.py 
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def as_publish_command(self) -> "PublishCommand":
    """Method to transform handlers' Response result to DTO for publishers."""
    return PublishCommand(
        body=self.body,
        headers=self.headers,
        correlation_id=self.correlation_id,
        _publish_type=PublishType.PUBLISH,
    )

get_publish_key #

get_publish_key() -> Any | None

Get the key for publishing this message.

Override this method in subclasses to provide broker-specific keys. Default implementation returns None (no key).

RETURNS DESCRIPTION
Any | None

The key for publishing, or None if this Response type doesn't use keys.
Source code in faststream/response/response.py 
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def get_publish_key(self) -> Any | None:  # noqa: PLR6301
    """Get the key for publishing this message.

    Override this method in subclasses to provide broker-specific keys.
    Default implementation returns None (no key).

    Returns:
        The key for publishing, or None if this Response type doesn't use keys.
    """
    return None