Datetime should support --timerange too

This commit is contained in:
Matthias 2020-09-19 09:10:34 +02:00
parent ec01f20bf8
commit 35857b3dde
3 changed files with 52 additions and 1 deletions

View File

@ -57,7 +57,7 @@ ARGS_CONVERT_DATA_OHLCV = ARGS_CONVERT_DATA + ["timeframes"]
ARGS_LIST_DATA = ["exchange", "dataformat_ohlcv", "pairs"]
ARGS_DOWNLOAD_DATA = ["pairs", "pairs_file", "days", "download_trades", "exchange",
"timeframes", "erase", "dataformat_ohlcv", "dataformat_trades"]
"timeframes", "erase", "dataformat_ohlcv", "dataformat_trades", "timerange"]
ARGS_PLOT_DATAFRAME = ["pairs", "indicators1", "indicators2", "plot_limit",
"db_url", "trade_source", "export", "exportfilename",

View File

@ -25,11 +25,17 @@ def start_download_data(args: Dict[str, Any]) -> None:
"""
config = setup_utils_configuration(args, RunMode.UTIL_EXCHANGE)
if 'days' in config and 'timerange' in config:
raise OperationalException("--days and --timerange are mutually exclusive. "
"You can only specify one or the other.")
timerange = TimeRange()
if 'days' in config:
time_since = arrow.utcnow().shift(days=-config['days']).strftime("%Y%m%d")
timerange = TimeRange.parse_timerange(f'{time_since}-')
if 'timerange' in config:
timerange = timerange.parse_timerange(config['timerange'])
if 'pairs' not in config:
raise OperationalException(
"Downloading data requires a list of pairs. "

View File

@ -2,6 +2,7 @@ import re
from pathlib import Path
from unittest.mock import MagicMock, PropertyMock
import arrow
import pytest
from freqtrade.commands import (start_convert_data, start_create_userdir,
@ -552,6 +553,50 @@ def test_download_data_keyboardInterrupt(mocker, caplog, markets):
assert dl_mock.call_count == 1
def test_download_data_timerange(mocker, caplog, markets):
dl_mock = mocker.patch('freqtrade.commands.data_commands.refresh_backtest_ohlcv_data',
MagicMock(return_value=["ETH/BTC", "XRP/BTC"]))
patch_exchange(mocker)
mocker.patch(
'freqtrade.exchange.Exchange.markets', PropertyMock(return_value=markets)
)
args = [
"download-data",
"--exchange", "binance",
"--pairs", "ETH/BTC", "XRP/BTC",
"--days", "20",
"--timerange", "20200101-"
]
with pytest.raises(OperationalException,
match=r"--days and --timerange are mutually.*"):
start_download_data(get_args(args))
assert dl_mock.call_count == 0
args = [
"download-data",
"--exchange", "binance",
"--pairs", "ETH/BTC", "XRP/BTC",
"--days", "20",
]
start_download_data(get_args(args))
assert dl_mock.call_count == 1
# 20days ago
days_ago = arrow.get(arrow.utcnow().shift(days=-20).date()).timestamp
assert dl_mock.call_args_list[0][1]['timerange'].startts == days_ago
dl_mock.reset_mock()
args = [
"download-data",
"--exchange", "binance",
"--pairs", "ETH/BTC", "XRP/BTC",
"--timerange", "20200101-"
]
start_download_data(get_args(args))
assert dl_mock.call_count == 1
assert dl_mock.call_args_list[0][1]['timerange'].startts == arrow.Arrow(2020, 1, 1).timestamp
def test_download_data_no_markets(mocker, caplog):
dl_mock = mocker.patch('freqtrade.commands.data_commands.refresh_backtest_ohlcv_data',
MagicMock(return_value=["ETH/BTC", "XRP/BTC"]))