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ExpressionAvailableCondition

autogen.agentchat.group.available_condition.ExpressionAvailableCondition #

ExpressionAvailableCondition(expression, **data)

Bases: AvailableCondition

Expression-based available condition.

This condition evaluates a ContextExpression against the context variables.

Initialize with an expression as a positional parameter.

PARAMETER DESCRIPTION
expression

The context expression to evaluate

TYPE: ContextExpression

data

Additional data for the parent class

TYPE: Any DEFAULT: {}

Source code in autogen/agentchat/group/available_condition.py 
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def __init__(self, expression: ContextExpression, **data: Any) -> None:
    """Initialize with an expression as a positional parameter.

    Args:
        expression: The context expression to evaluate
        data: Additional data for the parent class
    """
    super().__init__(expression=expression, **data)

expression instance-attribute #

expression

is_available #

is_available(agent, messages)

Evaluate the expression against the context variables.

PARAMETER DESCRIPTION
agent

The agent with context variables

TYPE: ConversableAgent

messages

The conversation history (not used)

TYPE: list[dict[str, Any]]

RETURNS DESCRIPTION
bool

Boolean result of the expression evaluation
Source code in autogen/agentchat/group/available_condition.py 
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def is_available(self, agent: "ConversableAgent", messages: list[dict[str, Any]]) -> bool:
    """Evaluate the expression against the context variables.

    Args:
        agent: The agent with context variables
        messages: The conversation history (not used)

    Returns:
        Boolean result of the expression evaluation
    """
    return self.expression.evaluate(agent.context_variables)