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feat: enhance data fetching logic with pagination to increase market cap rank limit

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This commit is contained in:
liuweiqing 2024-11-08 14:50:21 +08:00
parent 12560e983c
commit 3300d25e57
2 changed files with 10 additions and 5 deletions
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11
freqtrade/plugins/pairlist/MarketCapPairList.py
View File

@ -5,6 +5,7 @@ Provides dynamic pair list based on Market Cap
"""
import logging
import math
from cachetools import TTLCache
@ -56,8 +57,8 @@ class MarketCapPairList(IPairList):
f"You can choose from {category_ids}"
)
if self._max_rank > 250:
raise OperationalException("This filter only support marketcap rank up to 250.")
if self._max_rank > 1000:
raise OperationalException("This filter only support marketcap rank up to 1000.")
@property
def needstickers(self) -> bool:
@ -165,7 +166,11 @@ class MarketCapPairList(IPairList):
data = []
if not self._categories:
data = self._coingecko.get_coins_markets(**default_kwargs)
pages_required = math.ceil(self._max_rank / 250)
for page in range(1, pages_required + 1):
default_kwargs["page"] = page
page_data = self._coingecko.get_coins_markets(**default_kwargs)
data.extend(page_data)
else:
for category in self._categories:
category_data = self._coingecko.get_coins_markets(

4
tests/plugins/test_pairlist.py
View File

@ -2458,10 +2458,10 @@ def test_MarketCapPairList_exceptions(mocker, default_conf_usdt):
PairListManager(exchange, default_conf_usdt)
default_conf_usdt["pairlists"] = [
{"method": "MarketCapPairList", "number_assets": 20, "max_rank": 260}
{"method": "MarketCapPairList", "number_assets": 20, "max_rank": 1010}
]
with pytest.raises(
OperationalException, match="This filter only support marketcap rank up to 250."
OperationalException, match="This filter only support marketcap rank up to 1000."
):
PairListManager(exchange, default_conf_usdt)