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76 lines
2.1 KiB
Markdown
76 lines
2.1 KiB
Markdown
- [Fetch All Tickers](./examples/py/)
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```python
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# -*- coding: utf-8 -*-
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import os
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import sys
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import time
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import ccxt # noqa: E402
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def print_exchanges():
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print('Supported exchanges:', ', '.join(ccxt.exchanges))
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def print_usage():
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print("Usage: python", sys.argv[0], 'id')
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print("python", sys.argv[0], 'kraken')
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print("python", sys.argv[0], 'coinbasepro')
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print_exchanges()
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try:
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id = sys.argv[1] # get exchange id from command line arguments
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# check if the exchange is supported by ccxt
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exchange_found = id in ccxt.exchanges
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if exchange_found:
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print('Instantiating', id)
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# instantiate the exchange by id
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exchange = getattr(ccxt, id)()
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if exchange.has['fetchTickers'] != True:
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raise ccxt.NotSupported ('Exchange ' + exchange.id + ' does not have the endpoint to fetch all tickers from the API.')
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# load all markets from the exchange
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markets = exchange.load_markets()
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try:
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tickers = exchange.fetch_tickers()
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for symbol, ticker in tickers.items():
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print(
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symbol,
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ticker['datetime'],
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'high: ' + str(ticker['high']),
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'low: ' + str(ticker['low']),
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'bid: ' + str(ticker['bid']),
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'ask: ' + str(ticker['ask']),
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'volume: ' + str(ticker['quoteVolume'] or ticker['baseVolume'])
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)
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except ccxt.DDoSProtection as e:
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print(type(e).__name__, e.args, 'DDoS Protection (ignoring)')
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except ccxt.RequestTimeout as e:
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print(type(e).__name__, e.args, 'Request Timeout (ignoring)')
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except ccxt.ExchangeNotAvailable as e:
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print(type(e).__name__, e.args, 'Exchange Not Available due to downtime or maintenance (ignoring)')
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except ccxt.AuthenticationError as e:
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print(type(e).__name__, e.args, 'Authentication Error (missing API keys, ignoring)')
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else:
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print('Exchange', id, 'not found')
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print_usage()
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except Exception as e:
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print(type(e).__name__, e.args, str(e))
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print_usage()
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``` |