packages.fetchai.protocols.signing.dialogues

This module contains the classes required for signing dialogue management.

• SigningDialogue: The dialogue class maintains state of a dialogue and manages it.
• SigningDialogues: The dialogues class keeps track of all dialogues.

SigningDialogue Objects

class SigningDialogue(Dialogue)

The signing dialogue class maintains state of a dialogue and manages it.

Role Objects

class Role(Dialogue.Role)

This class defines the agent's role in a signing dialogue.

EndState Objects

class EndState(Dialogue.EndState)

This class defines the end states of a signing dialogue.

__init__

def __init__(dialogue_label: DialogueLabel,
             self_address: Address,
             role: Dialogue.Role,
             message_class: Type[SigningMessage] = SigningMessage) -> None

Initialize a dialogue.

Arguments:

• dialogue_label: the identifier of the dialogue
• self_address: the address of the entity for whom this dialogue is maintained
• role: the role of the agent this dialogue is maintained for
• message_class: the message class used

SigningDialogues Objects

class SigningDialogues(Dialogues, ABC)

This class keeps track of all signing dialogues.

__init__

def __init__(self_address: Address,
             role_from_first_message: Callable[[Message, Address],
                                               Dialogue.Role],
             dialogue_class: Type[SigningDialogue] = SigningDialogue) -> None

Initialize dialogues.

Arguments:

• self_address: the address of the entity for whom dialogues are maintained
• dialogue_class: the dialogue class used
• role_from_first_message: the callable determining role from first message