def mul_func(x, y, p):
xv = x.val
yv = y.val
v = xv * yv
new_expr = Expr(p)
new_expr.const(v)
return new_expr
def add_func(x, y, p):
xv = x.val
yv = y.val
v = xv + yv
new_expr = Expr(p)
new_expr.const(v)
return new_expr
def print_func(x, p):
s = x.toString()
print(s)
new_expr = Expr(p)
new_expr.const(0)
return new_expr
def neg_func(x, p):
xv = x.val
v = -xv
new_expr = Expr(p)
new_expr.const(v)
return new_expr
def func(self, key: str, func: str, args: [str]):
expr = Expr(self)
expr.function(func, args)
self.context.update({key: expr})
def symbol(self, key: str, symbol: str):
expr = Expr(self)
expr.symbol(symbol)
self.context.update({key: expr})
def const(self, key: str, const: int):
expr = Expr(self)
expr.const(const)
self.context.update({key: expr})