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Fix TSDataSampler Slicing Bug #1716 (#1803)

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* Fix TSDataSampler Slicing Bug #1716

* Fix TSDataSampler Slicing Bug #1716

* Fix TSDataSampler Slicing Bug #1716

* Fix TSDataSampler Slicing Bug with simplyer implmentation#1716
 with Simplified Implementation

* Refactor: Fix CI errors by addressing pylint formatting issues

* Refactor: Remove extraneous whitespace for improved code formatting with Black
This commit is contained in:
陈屹华
2024-06-21 09:25:23 +08:00
committed by GitHub
parent 3a348aec9f
commit ebc0ca893e
2 changed files with 51 additions and 2 deletions
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2
qlib/data/dataset/__init__.py
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@@ -403,7 +403,7 @@ class TSDataSampler:
np.full((1, self.data_arr.shape[1]), np.nan, dtype=self.data_arr.dtype),
axis=0,
)
self.nan_idx = -1 # The last line is all NaN
self.nan_idx = len(self.data_arr) - 1 # The last line is all NaN; setting it to -1 can cause bug #1716
# the data type will be changed
# The index of usable data is between start_idx and end_idx