def fetch_markets(self, params={}):
response = self.publicGetMarkets(params)
#
# [
# {
# market: 'DIL-ETH',
# status: 'active',
# baseAsset: 'DIL',
# baseAssetPrecision: 8,
# quoteAsset: 'ETH',
# quoteAssetPrecision: 8
# }, ...
# ]
#
response2 = self.publicGetExchange()
#
# {
# "timeZone": "UTC",
# "serverTime": 1590408000000,
# "ethereumDepositContractAddress": "0x...",
# "ethUsdPrice": "206.46",
# "gasPrice": 7,
# "volume24hUsd": "10416227.98",
# "makerFeeRate": "0.001",
# "takerFeeRate": "0.002",
# "makerTradeMinimum": "0.15000000",
# "takerTradeMinimum": "0.05000000",
# "withdrawalMinimum": "0.04000000"
# }
#
maker = self.safe_number(response2, 'makerFeeRate')
taker = self.safe_number(response2, 'takerFeeRate')
makerMin = self.safe_string(response2, 'makerTradeMinimum')
takerMin = self.safe_string(response2, 'takerTradeMinimum')
minCostETH = self.parse_number(Precise.string_min(makerMin, takerMin))
result = []
for i in range(0, len(response)):
entry = response[i]
marketId = self.safe_string(entry, 'market')
baseId = self.safe_string(entry, 'baseAsset')
quoteId = self.safe_string(entry, 'quoteAsset')
base = self.safe_currency_code(baseId)
quote = self.safe_currency_code(quoteId)
basePrecisionString = self.safe_string(entry, 'baseAssetPrecision')
quotePrecisionString = self.safe_string(entry, 'quoteAssetPrecision')
basePrecision = self.parse_precision(basePrecisionString)
quotePrecision = self.parse_precision(quotePrecisionString)
status = self.safe_string(entry, 'status')
minCost = None
if quote == 'ETH':
minCost = minCostETH
result.append({
'id': marketId,
'symbol': base + '/' + quote,
'base': base,
'quote': quote,
'settle': None,
'baseId': baseId,
'quoteId': quoteId,
'settleId': None,
'type': 'spot',
'spot': True,
'margin': False,
'swap': False,
'future': False,
'option': False,
'active': (status == 'active'),
'contract': False,
'linear': None,
'inverse': None,
'taker': taker,
'maker': maker,
'contractSize': None,
'expiry': None,
'expiryDatetime': None,
'strike': None,
'optionType': None,
'precision': {
'amount': int(basePrecisionString),
'price': int(quotePrecisionString),
},
'limits': {
'leverage': {
'min': None,
'max': None,
},
'amount': {
'min': self.parse_number(basePrecision),
'max': None,
},
'price': {
'min': self.parse_number(quotePrecision),
'max': None,
},
'cost': {
'min': minCost,
'max': None,
},
},
'info': entry,
})
return result
assert Precise.string_neg('-0') == '0'
assert Precise.string_neg('-500.1') == '500.1'
assert Precise.string_neg('213') == '-213'
assert Precise.string_mod('57.123', '10') == '7.123'
assert Precise.string_mod('18', '6') == '0'
assert Precise.string_mod('10.1', '0.5') == '0.1'
assert Precise.string_mod('10000000', '5555') == '1000'
assert Precise.string_mod('5550', '120') == '30'
assert Precise.string_equals('1.0000', '1')
assert Precise.string_equals('-0.0', '0')
assert Precise.string_equals('-0.0', '0.0')
assert Precise.string_equals('5.534000', '5.5340')
assert Precise.string_min('1.0000', '2') == '1'
assert Precise.string_min('2', '1.2345') == '1.2345'
assert Precise.string_min('3.1415', '-2') == '-2'
assert Precise.string_min('-3.1415', '-2') == '-3.1415'
assert Precise.string_min('0.000', '-0.0') == '0'
assert Precise.string_max('1.0000', '2') == '2'
assert Precise.string_max('2', '1.2345') == '2'
assert Precise.string_max('3.1415', '-2') == '3.1415'
assert Precise.string_max('-3.1415', '-2') == '-2'
assert Precise.string_max('0.000', '-0.0') == '0'
assert not Precise.string_gt('1.0000', '2')
assert Precise.string_gt('2', '1.2345')
assert Precise.string_gt('3.1415', '-2')
assert not Precise.string_gt('-3.1415', '-2')