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Merge 97a6fb285f into 00dbc195ac

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Timothy Pogue 2023-01-11 09:17:53 -07:00 committed by GitHub
commit a6e7e168a8
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1 changed files with 1 additions and 10 deletions
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freqtrade/misc.py
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@ -10,7 +10,6 @@ from typing import Any, Dict, Iterator, List, Mapping, Union
from typing.io import IO from typing.io import IO
from urllib.parse import urlparse from urllib.parse import urlparse
import orjson
import pandas as pd import pandas as pd
import rapidjson import rapidjson
@ -263,15 +262,7 @@ def dataframe_to_json(dataframe: pd.DataFrame) -> str:
:param dataframe: A pandas DataFrame :param dataframe: A pandas DataFrame
:returns: A JSON string of the pandas DataFrame :returns: A JSON string of the pandas DataFrame
""" """
# https://github.com/pandas-dev/pandas/issues/24889 return dataframe.to_json(orient='split')
# https://github.com/pandas-dev/pandas/issues/40443
# We need to convert to a dict to avoid mem leak
def default(z):
if isinstance(z, pd.Timestamp):
return z.timestamp() * 1e3
raise TypeError
return str(orjson.dumps(dataframe.to_dict(orient='split'), default=default), 'utf-8')
def json_to_dataframe(data: str) -> pd.DataFrame: def json_to_dataframe(data: str) -> pd.DataFrame: