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fix but

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bxdd
2021-03-25 20:36:07 +08:00
parent e119c8576c
commit 9cc3b18e4e
3 changed files with 20 additions and 6 deletions
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6
qlib/data/dataset/loader.py
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@@ -250,7 +250,9 @@ class DataLoaderDH(DataLoader):
is_group will be used to describe whether the key of handler_config is group
"""
if self.is_group:
from qlib.data.dataset.handler import DataHandler
if is_group:
self.handlers = {
grp: init_instance_by_config(config, accept_types=DataHandler) for grp, config in handler_config.items()
}
@@ -274,5 +276,5 @@ class DataLoaderDH(DataLoader):
axis=1,
)
else:
df = self.handler.fetch(selector=slice(start_time, end_time), level="datetime", **self.fetch_kwargs)
df = self.handlers.fetch(selector=slice(start_time, end_time), level="datetime", **self.fetch_kwargs)
return df