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replace pymarketcap with coinmarketcap (#562)

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* replace pymarketcap with coinmarketcap

* fix tests to use coinmarketcap instead of pymarketcap

* use arraypos 0

* update setup.py from pymarketcap to coinmarketcap

* Add test to check for unsupported Crypto currency
This commit is contained in:
Matthias 2018-03-18 00:42:24 +01:00 committed by Michael Egger
parent fd44c0e59e
commit a99c8c4046
7 changed files with 39 additions and 35 deletions
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18
freqtrade/fiat_convert.py
View File

@ -5,7 +5,7 @@ e.g BTC to USD
import logging
import time
from pymarketcap import Pymarketcap
from coinmarketcap import Market
logger = logging.getLogger(__name__)
@ -72,11 +72,17 @@ class CryptoToFiatConverter(object):
"RUB", "SEK", "SGD", "THB", "TRY", "TWD", "ZAR", "USD"
]
CRYPTOMAP = {
'BTC': 'bitcoin',
'ETH': 'ethereum',
'USDT': 'thether'
}
def __new__(cls):
if CryptoToFiatConverter.__instance is None:
CryptoToFiatConverter.__instance = object.__new__(cls)
try:
CryptoToFiatConverter._coinmarketcap = Pymarketcap()
CryptoToFiatConverter._coinmarketcap = Market()
except BaseException:
CryptoToFiatConverter._coinmarketcap = None
return CryptoToFiatConverter.__instance
@ -171,12 +177,16 @@ class CryptoToFiatConverter(object):
# Check if the fiat convertion you want is supported
if not self._is_supported_fiat(fiat=fiat_symbol):
raise ValueError('The fiat {} is not supported.'.format(fiat_symbol))
if crypto_symbol not in self.CRYPTOMAP:
raise ValueError(
'The crypto symbol {} is not supported.'.format(crypto_symbol))
try:
return float(
self._coinmarketcap.ticker(
currency=crypto_symbol,
currency=self.CRYPTOMAP[crypto_symbol],
convert=fiat_symbol
)['price_' + fiat_symbol.lower()]
)[0]['price_' + fiat_symbol.lower()]
)
except BaseException:
return 0.0

20
freqtrade/tests/rpc/test_rpc.py
View File

@ -189,9 +189,8 @@ def test_rpc_daily_profit(default_conf, update, ticker, limit_buy_order, limit_s
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
main.init(default_conf, create_engine('sqlite://'))
stake_currency = default_conf['stake_currency']
@ -242,9 +241,8 @@ def test_rpc_trade_statistics(
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
main.init(default_conf, create_engine('sqlite://'))
stake_currency = default_conf['stake_currency']
@ -298,9 +296,8 @@ def test_rpc_trade_statistics_closed(
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
main.init(default_conf, create_engine('sqlite://'))
stake_currency = default_conf['stake_currency']
@ -356,9 +353,8 @@ def test_rpc_balance_handle(default_conf, update, mocker):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
mocker.patch.multiple('freqtrade.main.exchange',
get_balances=MagicMock(return_value=mock_balance))
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
(error, res) = rpc.rpc_balance(default_conf['fiat_display_currency'])
assert not error

20
freqtrade/tests/rpc/test_rpc_telegram.py
View File

@ -166,9 +166,8 @@ def test_profit_handle(
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
init(default_conf, create_engine('sqlite://'))
@ -395,9 +394,8 @@ def test_daily_handle(default_conf, update, ticker, limit_buy_order, limit_sell_
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
init(default_conf, create_engine('sqlite://'))
@ -459,9 +457,8 @@ def test_daily_wrong_input(default_conf, update, ticker, mocker):
mocker.patch.multiple('freqtrade.main.exchange',
validate_pairs=MagicMock(),
get_ticker=ticker)
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=15000.0)
init(default_conf, create_engine('sqlite://'))
@ -656,9 +653,8 @@ def test_telegram_balance_handle(default_conf, update, mocker):
send_msg=msg_mock)
mocker.patch.multiple('freqtrade.main.exchange',
get_balances=MagicMock(return_value=mock_balance))
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
mocker.patch('freqtrade.main.exchange.get_ticker', side_effect=mock_ticker)
_balance(bot=MagicMock(), update=update)

7
freqtrade/tests/test_fiat_convert.py
View File

@ -71,12 +71,15 @@ def test_fiat_convert_find_price(mocker):
'price_usd': 12345.0,
'price_eur': 13000.2
})
mocker.patch('freqtrade.fiat_convert.Pymarketcap.ticker', api_mock)
mocker.patch('freqtrade.fiat_convert.Market.ticker', api_mock)
fiat_convert = CryptoToFiatConverter()
with pytest.raises(ValueError, match=r'The fiat ABC is not supported.'):
fiat_convert._find_price(crypto_symbol='BTC', fiat_symbol='ABC')
with pytest.raises(ValueError, match=r'The crypto symbol XRP is not supported.'):
fiat_convert.get_price(crypto_symbol='XRP', fiat_symbol='USD')
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=12345.0)
assert fiat_convert.get_price(crypto_symbol='BTC', fiat_symbol='USD') == 12345.0
assert fiat_convert.get_price(crypto_symbol='btc', fiat_symbol='usd') == 12345.0
@ -90,7 +93,7 @@ def test_fiat_convert_get_price(mocker):
'price_usd': 28000.0,
'price_eur': 15000.0
})
mocker.patch('freqtrade.fiat_convert.Pymarketcap.ticker', api_mock)
mocker.patch('freqtrade.fiat_convert.Market.ticker', api_mock)
mocker.patch('freqtrade.fiat_convert.CryptoToFiatConverter._find_price', return_value=28000.0)
fiat_convert = CryptoToFiatConverter()

5
freqtrade/tests/test_main.py
View File

@ -284,9 +284,8 @@ def test_handle_trade(default_conf, limit_buy_order, limit_sell_order, mocker):
}),
buy=MagicMock(return_value='mocked_limit_buy'),
sell=MagicMock(return_value='mocked_limit_sell'))
mocker.patch.multiple('freqtrade.fiat_convert.Pymarketcap',
ticker=MagicMock(return_value={'price_usd': 15000.0}),
_cache_symbols=MagicMock(return_value={'BTC': 1}))
mocker.patch.multiple('freqtrade.fiat_convert.Market',
ticker=MagicMock(return_value={'price_usd': 15000.0}))
init(default_conf, create_engine('sqlite://'))
create_trade(0.001, int(default_conf['ticker_interval']))

2
requirements.txt
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@ -19,7 +19,7 @@ hyperopt==0.1
# do not upgrade networkx before this is fixed https://github.com/hyperopt/hyperopt/issues/325
networkx==1.11
tabulate==0.8.2
pymarketcap==3.3.158
coinmarketcap==4.2.1
# Required for plotting data
#plotly==2.3.0

2
setup.py
View File

@ -35,7 +35,7 @@ setup(name='freqtrade',
'TA-Lib',
'tabulate',
'cachetools',
'pymarketcap',
'coinmarketcap',
],
include_package_data=True,
zip_safe=False,