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feat: don't force-redownload all data

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If the given timerange starts prior to the available data,
the bot shouldn't force-download everything unless forced via `--erase`
or via `--prepend`.
This commit is contained in:
Matthias
2024-11-16 12:58:23 +01:00
parent 68712c884e
commit d66381863e
1 changed files with 13 additions and 8 deletions
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21
freqtrade/data/history/history_utils.py
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@@ -8,7 +8,6 @@ from pandas import DataFrame, concat
from freqtrade.configuration import TimeRange
from freqtrade.constants import (
DATETIME_PRINT_FORMAT,
DEFAULT_DATAFRAME_COLUMNS,
DL_DATA_TIMEFRAMES,
DOCS_LINK,
Config,
@@ -199,14 +198,20 @@ def _load_cached_data_for_updating(
candle_type=candle_type,
)
if not data.empty:
if not prepend and start and start < data.iloc[0]["date"]:
# Earlier data than existing data requested, redownload all
data = DataFrame(columns=DEFAULT_DATAFRAME_COLUMNS)
if prepend:
end = data.iloc[0]["date"]
else:
if prepend:
end = data.iloc[0]["date"]
else:
start = data.iloc[-1]["date"]
if start and start < data.iloc[0]["date"]:
# Earlier data than existing data requested, Update start date
logger.info(
f"{pair}, {timeframe}, {candle_type}: "
f"Start {start:{DATETIME_PRINT_FORMAT}} earlier than available data start. "
f"Please use `--prepend` to download data prior "
f"to {data.iloc[0]['date']:{DATETIME_PRINT_FORMAT}}, or "
"`--erase` to redownload all data."
)
start = data.iloc[-1]["date"]
start_ms = int(start.timestamp() * 1000) if start else None
end_ms = int(end.timestamp() * 1000) if end else None
return data, start_ms, end_ms