Ошибка подключения Pyton к API - Python

Exception in Tkinter callback
Traceback (most recent call last):
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\tkinter\__init__.py", line 1699, in __call__
    return self.func(*args)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\backends\backend_tkagg.py", line 280, in resize
    self.show()
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\backends\backend_tkagg.py", line 351, in draw
    FigureCanvasAgg.draw(self)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\backends\backend_agg.py", line 464, in draw
    self.figure.draw(self.renderer)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\artist.py", line 63, in draw_wrapper
    draw(artist, renderer, *args, **kwargs)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\figure.py", line 1151, in draw
    self.canvas.draw_event(renderer)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\backend_bases.py", line 1823, in draw_event
    self.callbacks.process(s, event)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\cbook.py", line 554, in process
    proxy(*args, **kwargs)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\cbook.py", line 416, in __call__
    return mtd(*args, **kwargs)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\animation.py", line 881, in _start
    self._init_draw()
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\animation.py", line 1540, in _init_draw
    self._draw_frame(next(self.new_frame_seq()))
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\site-packages\matplotlib\animation.py", line 1562, in _draw_frame
    self._drawn_artists = self._func(framedata, *self._args)
  File "C:\Users\User\Documents\Phyton\bot.py", line 86, in animate
    data = urllib.request.urlopen(dataLink)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 223, in urlopen
    return opener.open(url, data, timeout)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 532, in open
    response = meth(req, response)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 642, in http_response
    'http', request, response, code, msg, hdrs)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 570, in error
    return self._call_chain(*args)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 504, in _call_chain
    result = func(*args)
  File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\urllib\request.py", line 650, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 403: Forbidden
>>>

import matplotlib
matplotlib.use("TkAgg")
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2TkAgg
from matplotlib.figure import Figure
import matplotlib.animation as animation
from matplotlib import style
 
import tkinter as tk
from tkinter import ttk
 
import urllib
import json
 
import pandas as pd
import numpy as np
 
from matplotlib import pyplot as plt

LARGE_FONT= ("Verdana", 12)
NORM_FONT= ("Verdana", 10)
SMALL_FONT= ("Verdana", 8)

style.use("ggplot")
 
f = Figure()
a = f.add_subplot(111)
 
exchange = "BTC-e"
DatCounter = 9000
programName = "btce"
 
resampleSize = "15Min"
DataPace = "1d"
candleWidth = 0.008
 
def changeTimeFrame(tf):
    global DataPace
    if tf == "7d" and resampleSize == "1Min":
        popupmsg("Too much data chosen, choose a smaller time frame or higher OHLC interval")
    else:
        DataPace = tf
        DatCounter = 9000

def changeSampleSize(size,width):
    global resampleSize
    global candleWidth
    if DataPace == "7d" and resampleSize == "1Min":
        popupmsg("Too much data chosen, choose a smaller time frame or higher OHLC interval")
 
    elif DataPace == "tick":
        popupmsg("You're currently viewing tick data, not OHLC.")
 
    else:
        resampleSize = size
        DatCounter = 9000
        candleWidth = width

def changeExchange(toWhat,pn):
    global exchange
    global DatCounter
    global programName
 
    exchange = toWhat
    programName = pn
    DatCounter = 9000

def popupmsg(msg):
    popup = tk.Tk()
    popup.wm_title("!")
    label = ttk.Label(popup, text=msg, font=NORM_FONT)
    label.pack(side="top", fill="x", pady=10)
    B1 = ttk.Button(popup, text="Okay", command = popup.destroy)
    B1.pack()
    popup.mainloop()

def animate(i):
    dataLink = 'https://btc-e.nz/api/3/trades/btc_usd?limit=2000'
    data = urllib.request.urlopen(dataLink)
    data = data.readall().decode("utf-8")
    data = json.loads(data)
 
    data = data["btc_usd"]
    data = pd.DataFrame(data)
 
    buys = data[(data['type']=="bid")]
    buys["datestamp"] = np.array(buys["timestamp"]).astype("datetime64[s]")
    buyDates = (buys["datestamp"]).tolist()

    sells = data[(data['type']=="ask")]
    sells["datestamp"] = np.array(sells["timestamp"]).astype("datetime64[s]")
    sellDates = (sells["datestamp"]).tolist()
 
    a.clear()
 
    a.plot_date(buyDates, buys["price"], "#00A3E0", label="buys")
    a.plot_date(sellDates, sells["price"], "#183A54", label="sells")
 
    a.legend(bbox_to_anchor=(0, 1.02, 1, .102), loc=3,
             ncol=2, borderaxespad=0)
 
    title = "BTC-e BTCUSD Prices\nLast Price: "+str(data["price"][1999])
    a.set_title(title)

class SeaofBTCapp(tk.Tk):
 
    def __init__(self, *args, **kwargs):
        
        tk.Tk.__init__(self, *args, **kwargs)
 
        tk.Tk.iconbitmap(self, default="clienticon.ico")
        tk.Tk.wm_title(self, "Sea of BTC client")

        container = tk.Frame(self)
        container.pack(side="top", fill="both", expand = True)
        container.grid_rowconfigure(0, weight=1)
        container.grid_columnconfigure(0, weight=1)

        menubar = tk.Menu(container)
        filemenu = tk.Menu(menubar, tearoff=0)
        filemenu.add_command(label="Save settings", command = lambda: popupmsg("Not supported just yet!"))
        filemenu.add_separator()
        filemenu.add_command(label="Exit", command=quit)
        menubar.add_cascade(label="File", menu=filemenu)
 
        exchangeChoice = tk.Menu(menubar, tearoff=1)
        exchangeChoice.add_command(label="BTC-e",
                                   command=lambda: changeExchange("BTC-e","btce"))
        exchangeChoice.add_command(label="Bitfinex",
                                   command=lambda: changeExchange("Bitfinex","bitfinex"))
        exchangeChoice.add_command(label="Bitstamp",
                                   command=lambda: changeExchange("Bitstamp","bitstamp"))
        exchangeChoice.add_command(label="Huobi",
                                   command=lambda: changeExchange("Huobi","huobi"))
 
        menubar.add_cascade(label="Exchange", menu=exchangeChoice)
 
        dataTF = tk.Menu(menubar, tearoff=1)
        dataTF.add_command(label = "Tick",
                           command=lambda: changeTimeFrame('tick'))
        dataTF.add_command(label = "1 Day",
                           command=lambda: changeTimeFrame('1d'))
        dataTF.add_command(label = "3 Day",
                           command=lambda: changeTimeFrame('3d'))
        dataTF.add_command(label = "1 Week",
                           command=lambda: changeTimeFrame('7d'))
        menubar.add_cascade(label = "Data Time Frame", menu = dataTF)
 
        OHLCI = tk.Menu(menubar, tearoff=1)
        OHLCI.add_command(label = "Tick",
                           command=lambda: changeTimeFrame('tick'))
        OHLCI.add_command(label = "1 minute",
                           command=lambda: changeSampleSize('1Min', 0.0005))
        OHLCI.add_command(label = "5 minute",
                           command=lambda: changeSampleSize('5Min', 0.003))
        OHLCI.add_command(label = "15 minute",
                           command=lambda: changeSampleSize('15Min', 0.008))
        OHLCI.add_command(label = "30 minute",
                           command=lambda: changeSampleSize('30Min', 0.016))
        OHLCI.add_command(label = "1 Hour",
                           command=lambda: changeSampleSize('1H', 0.032))
        OHLCI.add_command(label = "3 Hour",
                           command=lambda: changeSampleSize('3H', 0.096))
 
        menubar.add_cascade(label="OHLC Interval", menu=OHLCI)

        tk.Tk.config(self, menu=menubar)
 
        self.frames = {}
 
        for F in (StartPage, BTCe_Page):
 
            frame = F(container, self)
 
            self.frames[F] = frame
 
            frame.grid(row=0, column=0, sticky="nsew")
 
        self.show_frame(StartPage)
 
    def show_frame(self, cont):
 
        frame = self.frames[cont]
        frame.tkraise()

class StartPage(tk.Frame):
 
    def __init__(self, parent, controller):
        tk.Frame.__init__(self,parent)
        label = tk.Label(self, text=("""ALPHA Bitcoin trading application
        use at your own risk. There is no promise
        of warranty."""), font=LARGE_FONT)
        label.pack(pady=10,padx=10)
 
        button1 = ttk.Button(self, text="Agree",
                            command=lambda: controller.show_frame(BTCe_Page))
        button1.pack()
 
        button2 = ttk.Button(self, text="Disagree",
                            command=quit)
        button2.pack()

class PageOne(tk.Frame):
 
    def __init__(self, parent, controller):
        tk.Frame.__init__(self, parent)
        label = tk.Label(self, text="Page One!!!", font=LARGE_FONT)
        label.pack(pady=10,padx=10)
 
        button1 = ttk.Button(self, text="Back to Home",
                            command=lambda: controller.show_frame(StartPage))
        button1.pack()

class BTCe_Page(tk.Frame):
 
    def __init__(self, parent, controller):
        tk.Frame.__init__(self, parent)
        label = tk.Label(self, text="Graph Page!", font=LARGE_FONT)
        label.pack(pady=10,padx=10)
 
        button1 = ttk.Button(self, text="Back to Home",
                            command=lambda: controller.show_frame(StartPage))
        button1.pack()

        canvas = FigureCanvasTkAgg(f, self)
        canvas.show()
        canvas.get_tk_widget().pack(side=tk.BOTTOM, fill=tk.BOTH, expand=True)
 
        toolbar = NavigationToolbar2TkAgg(canvas, self)
        toolbar.update()
        canvas._tkcanvas.pack(side=tk.TOP, fill=tk.BOTH, expand=True)

app = SeaofBTCapp()
app.geometry("1280x720")
ani = animation.FuncAnimation(f, animate, interval=5000)
app.mainloop()