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portia.open_source_tools.calculator_tool

Simple Calculator Implementation.

safe_eval​

def safe_eval(node: Any) -> Any

Walk expression safely.

safe_evaluate​

def safe_evaluate(expression: str) -> float

Use ast.safe_eval to evaluate expression.

CalculatorToolSchema Objects​

class CalculatorToolSchema(BaseModel)

Input for the CalculatorTool.

CalculatorTool Objects​

class CalculatorTool(Tool[float])

Takes a basic maths question in natural language and returns the result.

Works best for maths expressions containing only numbers and the operators +, -, *, x, /.

description​

Works best for maths expressions containing only numbers and the operators +, -, *, x, /.

run​

def run(_: ToolRunContext, math_question: str) -> float

Run the CalculatorTool.

math_expression​

def math_expression(prompt: str) -> str

Convert words and phrases to standard operators.