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Binance, certificate verify failed (_ssl.c:777)

See original GitHub issue

If i get info from Binance, i have error:

ccxt.base.errors.ExchangeNotAvailable: binance GET https://www.binance.com/api/v1/depth?symbol=BCCBTC&limit=100
<urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:777)>

Issue Analytics

State:
Created 6 years ago
Reactions:2
Comments:12 (6 by maintainers)

Top GitHub Comments

1reaction

mazertwocommented, Nov 3, 2017

Code is simple:

import ccxt
binance=ccxt.binance()
orderbook1 = binance.fetch_order_book('ETH/BTC')

Error:

C:\Python\python.exe C:/Users/1/Desktop/test1.py
Traceback (most recent call last):
  File "C:\Python\lib\urllib\request.py", line 1318, in do_open
    encode_chunked=req.has_header('Transfer-encoding'))
  File "C:\Python\lib\http\client.py", line 1239, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "C:\Python\lib\http\client.py", line 1285, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "C:\Python\lib\http\client.py", line 1234, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "C:\Python\lib\http\client.py", line 1026, in _send_output
    self.send(msg)
  File "C:\Python\lib\http\client.py", line 964, in send
    self.connect()
  File "C:\Python\lib\http\client.py", line 1400, in connect
    server_hostname=server_hostname)
  File "C:\Python\lib\ssl.py", line 407, in wrap_socket
    _context=self, _session=session)
  File "C:\Python\lib\ssl.py", line 814, in __init__
    self.do_handshake()
  File "C:\Python\lib\ssl.py", line 1068, in do_handshake
    self._sslobj.do_handshake()
  File "C:\Python\lib\ssl.py", line 689, in do_handshake
    self._sslobj.do_handshake()
ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:777)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Python\lib\site-packages\ccxt\exchange.py", line 270, in fetch
    response = opener.open(request, timeout=int(self.timeout / 1))
  File "C:\Python\lib\urllib\request.py", line 526, in open
    response = self._open(req, data)
  File "C:\Python\lib\urllib\request.py", line 544, in _open
    '_open', req)
  File "C:\Python\lib\urllib\request.py", line 504, in _call_chain
    result = func(*args)
  File "C:\Python\lib\urllib\request.py", line 1361, in https_open
    context=self._context, check_hostname=self._check_hostname)
  File "C:\Python\lib\urllib\request.py", line 1320, in do_open
    raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:777)>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:/Users/1/Desktop/test1.py", line 3, in <module>
    orderbook1 = binance.fetch_order_book('ETH/BTC')
  File "C:\Python\lib\site-packages\ccxt\exchanges.py", line 1868, in fetch_order_book
    }, params))
  File "C:\Python\lib\site-packages\ccxt\exchanges.py", line 2123, in request
    response = self.fetch2(path, api, method, params, headers, body)
  File "C:\Python\lib\site-packages\ccxt\exchange.py", line 239, in fetch2
    return self.fetch(request['url'], request['method'], request['headers'], request['body'])
  File "C:\Python\lib\site-packages\ccxt\exchange.py", line 281, in fetch
    self.raise_error(ExchangeNotAvailable, url, method, e)
  File "C:\Python\lib\site-packages\ccxt\exchange.py", line 224, in raise_error
    details,
ccxt.errors.ExchangeNotAvailable: binance GET https://www.binance.com/api/v1/depth?symbol=ETHBTC&limit=100 <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:777)>

1reaction

mazertwocommented, Nov 3, 2017

Sync. Ccxt 1.9.230