Class Statement

chatterbot/ext/sqlalchemy_app/models.py:51–114

A Statement represents a sentence or phrase.

class Statement(Base, StatementMixin):
    """
    A Statement represents a sentence or phrase.
    """

    confidence = 0

    text = Column(
        String(constants.STATEMENT_TEXT_MAX_LENGTH)
    )

    search_text = Column(
        String(constants.STATEMENT_TEXT_MAX_LENGTH),
        nullable=False,
        server_default=''
    )

    conversation = Column(
        String(constants.CONVERSATION_LABEL_MAX_LENGTH),
        nullable=False,
        server_default=''
    )

    created_at = Column(
        DateTime(timezone=True),
        server_default=func.now()
    )

    tags = relationship(
        'Tag',
        secondary=lambda: tag_association_table,
        backref='statements'
    )

    in_response_to = Column(
        String(constants.STATEMENT_TEXT_MAX_LENGTH),
        nullable=True
    )

    search_in_response_to = Column(
        String(constants.STATEMENT_TEXT_MAX_LENGTH),
        nullable=False,
        server_default=''
    )

    persona = Column(
        String(constants.PERSONA_MAX_LENGTH),
        nullable=False,
        server_default=''
    )

    def get_tags(self) -> list[str]:
        """
        Return a list of tags for this statement.
        """
        return [tag.name for tag in self.tags]

    def add_tags(self, *tags):