Превышено максимальное количество попыток, несмотря на сон - PullRequest
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Превышено максимальное количество попыток, несмотря на сон

0 голосов
/ 09 мая 2020

Я пытаюсь получить доступ к библиотеке цен на акции с помощью виртуальной машины Google, однако у меня сложилось впечатление, что она слишком мощная. Когда я делаю свой запрос, он отправляет его: 

Traceback (most recent call last):
  File "/home/mikempc3/.local/lib/python3.5/site-packages/requests/adapters.py", line 449, in send
    timeout=timeout
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 846, in urlopen
    **response_kw
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 846, in urlopen
    **response_kw
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 846, in urlopen
    **response_kw
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 846, in urlopen
    **response_kw
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 846, in urlopen
    **response_kw
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 819, in urlopen
    retries = retries.increment(method, url, response=response, _pool=self)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/urllib3/util/retry.py", line 436, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='query2.finance.yahoo.com', port=443): Max retries excee
ded with url: /v8/finance/chart/APC?interval=1d&events=div%2Csplit&period2=1596585600&corsDomain=finance.yahoo.com&
region=US&lang=en-US&formatted=false&period1=1451865600 (Caused by ResponseError('too many 404 error responses',))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "minimum_variance_portfolio_maker.py", line 74, in <module>
    main()  
  File "minimum_variance_portfolio_maker.py", line 58, in main
    df = price_maker(tickers)
  File "minimum_variance_portfolio_maker.py", line 12, in price_maker
    df = ticker.history(period='max', interval='1d', start='2016-01-04', end='2020-08-05')
  File "/home/mikempc3/.local/lib/python3.5/site-packages/yahooquery/ticker.py", line 955, in history
    data = self._get_data('chart', params)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/yahooquery/base.py", line 378, in _get_data
    urls = self._construct_urls(config, params)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/yahooquery/base.py", line 421, in _construct_urls
    for symbol in self._symbols]
  File "/home/mikempc3/.local/lib/python3.5/site-packages/yahooquery/base.py", line 421, in <listcomp>
    for symbol in self._symbols]
  File "/home/mikempc3/.local/lib/python3.5/site-packages/requests/sessions.py", line 543, in get
    return self.request('GET', url, **kwargs)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/requests/sessions.py", line 530, in request
    resp = self.send(prep, **send_kwargs)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/requests/sessions.py", line 643, in send
    r = adapter.send(request, **kwargs)
  File "/home/mikempc3/.local/lib/python3.5/site-packages/requests/adapters.py", line 507, in send
    raise RetryError(e, request=request)
requests.exceptions.RetryError: HTTPSConnectionPool(host='query2.finance.yahoo.com', port=443): Max retries exceede
d with url: /v8/finance/chart/APC?interval=1d&events=div%2Csplit&period2=1596585600&corsDomain=finance.yahoo.com&re
gion=US&lang=en-US&formatted=false&period1=1451865600 (Caused by ResponseError('too many 404 error responses',))
mikempc3@instance-1:~$

Aquí está mi códi go, puse un sleep en el medio para regular el tiempo de votación. 

import pandas as pd
import numpy as np
import matplotlib.pyplot as plt
from yahooquery import Ticker
#import scipy.optimize as scoplt.style.use('fivethirtyeight')
np.random.seed(777)
def price_maker(tickers):
    df_concated = pd.DataFrame()
    for ticker_name in tickers:
        sleep(0.5)
        ticker = Ticker(ticker_name)
        df = ticker.history(period='max', interval='1d', start='2016-01-04', end='2020-08-05')
        try:
            df_concated = pd.concat([df_concated, df['close'].rename(str(ticker_name))], axis=1)
        except KeyError:
            print("ticker_name: ", ticker_name)
    return df_concated

def main():
    df_red = pd.read_csv('C:/Users/antoi/Documents/Programming/portfolio-advisor/dashboard/data/tickers_september_2017_red.csv')
    tickers = df_red['Ticker'].values
    df = price_maker(tickers)

if __name__ == '__main__':
    main()

Тем не менее, он хорошо работает, когда я запускаю его локально. Что вы думаете? Думаю, это потому, что моя виртуальная машина слишком быстрая.

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