Whats the problem with my code? it doesn't make through the validation

[jaimehilariopaz1]

import math

def calculate_angle(waypoints, closest_idx):
p1 = waypoints[closest_idx]
p2 = waypoints[closest_idx + 1]
p3 = waypoints[closest_idx + 2]

vector1 = (p2[0] - p1[0], p2[1] - p1[1])
vector2 = (p3[0] - p2[0], p3[1] - p2[1])

dot_product = vector1[0] * vector2[0] + vector1[1] * vector2[1]
magnitude1 = math.sqrt(vector1[0] ** 2 + vector1[1] ** 2)
magnitude2 = math.sqrt(vector2[0] ** 2 + vector2[1] ** 2)

if magnitude1 > 0 and magnitude2 > 0:
    cosine_angle = dot_product / (magnitude1 * magnitude2)
    angle_rad = math.acos(max(-1, min(1, cosine_angle)))  # Ensure acos input is within [-1, 1]
    angle_deg = math.degrees(angle_rad)

    return abs(angle_deg)

return 0

def custom_reward(params):
all_wheels_on_track = params['all_wheels_on_track']
angle_between_waypoints = calculate_angle(params['waypoints'], params['closest_waypoints'][1])
speed = params['speed']

if not all_wheels_on_track:
    return 1e-3

if angle_between_waypoints == 0:
    return float(2**(speed/4) - 1)

return float(angle_between_waypoints * (2**(speed/4) - 1) / 30)