child.py 文件源码

def resolve_expression(expression):
    if not isinstance(expression, sympy.Expr):
        return expression
    substitution = []
    for sym in expression.free_symbols:
        register = getattr(REG, sym.name.upper())
        value = getCurrentRegisterValue(register)
        substitution.append((sym, value))
    return int(expression.subs(substitution))