[Python] AttributeError: 'Player' object has no attribute 'go_up'

I keep on getting an error saying Player object has no attribute go_up when i have clearly defined it in the player class.

Error message: File "C:\Users\mctri\OneDrive\Desktop\Maze
game\src\main.py", line 134, in <module>
turtle.onkey(player.go_up,"Up")
AttributeError: 'Player' object has no attribute 'go_up'


import turtle
import random
import math
from tkinter import messagebox
import sys
import winsound

# Creating the window to display maze

win = turtle.Screen()
win.title("Maze game")
win.bgcolor("grey")
win.setup(width=900, height=900)


#Register shapes
turtle.register_shape("Images/wall.gif")
turtle.register_shape("Images/brick.gif")
turtle.register_shape("Images/brick1.gif")

# Creating blocks class
class Blocks(turtle.Turtle):
def __init__(self):
turtle.Turtle.__init__(self)
self.shape("Images/brick1.gif")
self.penup()
self.speed(0)
messagebox.showinfo("Story", "Welcome to an adventure"
"To a scary adventure")

#Creating player class
class Player(turtle.Turtle):
def __init__(self):
turtle.Turtle.__init__(self)
self.shape("circle")
self.color("red")
self.penup()
self.speed(0)
self.gold = 0

#Player movement
def go_up(self):
move_to_x = player.xcor()
move_to_y = player.ycor() + 24
if (move_to_x, move_to_y) not in walls:
self.goto(move_to_x, move_to_y)

def go_down(self):
move_to_x = player.xcor()
move_to_y = player.ycor() - 24
if (move_to_x, move_to_y) not in walls:
self.goto(move_to_x, move_to_y)

def go_right(self):
move_to_x = player.xcor() + 24
move_to_y = player.xcor()
if (move_to_x, move_to_y) not in walls:
self.goto(move_to_x, move_to_y)

def go_left(self):
move_to_x = player.xcor() -24
move_to_y = player.xcor()
if (move_to_x, move_to_y) not in walls:
self.goto(move_to_x, move_to_y)










# Creating first map
map = [""]
map_1 = [
"XXXXXXXXXXXXXXXXXXXXXXXXX",
"XP XXXXX XXXXXXXX",
"XXXXX XXXXX XXXXXXXX",
"XXXXX XXXXX XXXXXXXX",
"XX X",
"XX XXXXX XXXXXX",
"XX XXXXX XX XX",
"XX X XX XX",
"XX XXXXX XX XX",
"XX XX XXXXX XX XX",
"XX XX XX",
"XX XX XXXXXXX XX",
"XX XX TXXXXXXX XX",
"XXXXXXXXX XXXXXXX XX",
"XXXXXXXXX XXXXXXXX",
"X XX",
"X XX XXXXXXXXX XX",
"X XX XXX XX XX",
"X XX TXXX XX XX",
"XXXXX XXXXX XX",
"XXXXX XXXXX XX XX",
"XXXXX XXXXXX",
"XX XXXXXX XXXXXX",
"XX XXXXXX XXX",
"XXXXXXXXXXXXXXXXXXXXXXXXX"
]

#Creating map setup function
def setup_maze(map):
for y in range(len(map)):
for x in range(len(map[y])):
character = map[y][x]
screen_x = -288 + (x * 24)
screen_y = 288 - (y * 24)

if character == "X":
blocks.goto(screen_x, screen_y)
blocks.stamp()

if character == "P":
player.goto(screen_x, screen_y)






#Append map
map.append(map_1)

#Creating class instance
blocks = Blocks()
player = Player()

#Keybinding
turtle.listen()
turtle.onkey(player.go_up,"Up")
turtle.onkey(player.go_down,"Down")
turtle.onkey(player.do_left,"Left")
turtle.onkey(player.go_right,"Right")

#Setup maze map
setup_maze(map[1])

#Create Walls
walls = []

turtle.done()

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