Cleanup history.py and update documentation
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Matthias
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@ -184,10 +184,6 @@ optional arguments:
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Specify max_open_trades to use.
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--stake_amount STAKE_AMOUNT
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Specify stake_amount.
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-r, --refresh-pairs-cached
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Refresh the pairs files in tests/testdata with the
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latest data from the exchange. Use it if you want to
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run your optimization commands with up-to-date data.
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--eps, --enable-position-stacking
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Allow buying the same pair multiple times (position
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stacking).
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@ -245,10 +241,6 @@ optional arguments:
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Specify max_open_trades to use.
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--stake_amount STAKE_AMOUNT
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Specify stake_amount.
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-r, --refresh-pairs-cached
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Refresh the pairs files in tests/testdata with the
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latest data from the exchange. Use it if you want to
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run your optimization commands with up-to-date data.
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--customhyperopt NAME
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Specify hyperopt class name (default:
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`DefaultHyperOpts`).
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@ -310,10 +302,6 @@ optional arguments:
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Specify max_open_trades to use.
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--stake_amount STAKE_AMOUNT
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Specify stake_amount.
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-r, --refresh-pairs-cached
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Refresh the pairs files in tests/testdata with the
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latest data from the exchange. Use it if you want to
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run your optimization commands with up-to-date data.
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--stoplosses STOPLOSS_RANGE
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Defines a range of stoploss against which edge will
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assess the strategy the format is "min,max,step"
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@ -4,7 +4,7 @@ This page contains description of the command line arguments, configuration para
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and the bot features that were declared as DEPRECATED by the bot development team
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and are no longer supported. Please avoid their usage in your configuration.
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## Deprecated
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## Removed features
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### the `--refresh-pairs-cached` command line option
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@ -12,9 +12,7 @@ and are no longer supported. Please avoid their usage in your configuration.
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Since this leads to much confusion, and slows down backtesting (while not being part of backtesting) this has been singled out
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as a seperate freqtrade subcommand `freqtrade download-data`.
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This command line option was deprecated in `2019.7-dev` and will be removed after the next release.
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## Removed features
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This command line option was deprecated in `2019.7-dev` and removed in `2019-9`
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### The **--dynamic-whitelist** command line option
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@ -129,8 +129,7 @@ def load_pair_history(pair: str,
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else:
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logger.warning(
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f'No history data for pair: "{pair}", interval: {ticker_interval}. '
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'Use --refresh-pairs-cached option or `freqtrade download-data` '
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'script to download the data'
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'Use `freqtrade download-data` to download the data'
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)
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return None
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@ -142,33 +141,21 @@ def load_data(datadir: Path,
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exchange: Optional[Exchange] = None,
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timerange: TimeRange = TimeRange(None, None, 0, 0),
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fill_up_missing: bool = True,
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live: bool = False
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) -> Dict[str, DataFrame]:
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"""
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Loads ticker history data for a list of pairs the given parameters
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:return: dict(<pair>:<tickerlist>)
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"""
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result: Dict[str, DataFrame] = {}
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if live:
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if exchange:
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logger.info('Live: Downloading data for all defined pairs ...')
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exchange.refresh_latest_ohlcv([(pair, ticker_interval) for pair in pairs])
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result = {key[0]: value for key, value in exchange._klines.items() if value is not None}
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else:
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raise OperationalException(
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"Exchange needs to be initialized when using live data."
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)
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else:
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logger.info('Using local backtesting data ...')
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for pair in pairs:
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hist = load_pair_history(pair=pair, ticker_interval=ticker_interval,
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datadir=datadir, timerange=timerange,
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refresh_pairs=refresh_pairs,
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exchange=exchange,
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fill_up_missing=fill_up_missing)
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if hist is not None:
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result[pair] = hist
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for pair in pairs:
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hist = load_pair_history(pair=pair, ticker_interval=ticker_interval,
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datadir=datadir, timerange=timerange,
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refresh_pairs=refresh_pairs,
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exchange=exchange,
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fill_up_missing=fill_up_missing)
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if hist is not None:
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result[pair] = hist
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return result
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@ -131,31 +131,6 @@ def test_load_data_with_new_pair_1min(ticker_history_list, mocker, caplog,
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_clean_test_file(file)
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def test_load_data_live(default_conf, mocker, caplog, testdatadir) -> None:
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refresh_mock = MagicMock()
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mocker.patch("freqtrade.exchange.Exchange.refresh_latest_ohlcv", refresh_mock)
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exchange = get_patched_exchange(mocker, default_conf)
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history.load_data(datadir=testdatadir, ticker_interval='5m',
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pairs=['UNITTEST/BTC', 'UNITTEST2/BTC'],
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live=True,
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exchange=exchange)
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assert refresh_mock.call_count == 1
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assert len(refresh_mock.call_args_list[0][0][0]) == 2
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assert log_has('Live: Downloading data for all defined pairs ...', caplog)
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def test_load_data_live_noexchange(default_conf, mocker, caplog, testdatadir) -> None:
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with pytest.raises(OperationalException,
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match=r'Exchange needs to be initialized when using live data.'):
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history.load_data(datadir=testdatadir, ticker_interval='5m',
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pairs=['UNITTEST/BTC', 'UNITTEST2/BTC'],
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exchange=None,
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live=True,
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)
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def test_testdata_path(testdatadir) -> None:
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assert str(Path('tests') / 'testdata') in str(testdatadir)
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