liuyu/qlib
1
0
Fork 0
mirror of https://github.com/microsoft/qlib.git synced 2026-07-16 01:06:56 +08:00
Code Activity

Fix read_bin bug

Browse Source
This commit is contained in:
Jactus
2020-11-09 22:15:41 +08:00
parent 853410c16e
commit 633af182f4
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
qlib/utils/__init__.py
View File

@@ -44,7 +44,7 @@ def read_bin(file_path, start_index, end_index):
ref_start_index = int(np.frombuffer(f.read(4), dtype="<f")[0]) ref_start_index = int(np.frombuffer(f.read(4), dtype="<f")[0])
si = max(ref_start_index, start_index) si = max(ref_start_index, start_index)
if si > end_index: if si > end_index:
return pd.Series(np.float32) return pd.Series(dtype=np.float32)
# calculate offset # calculate offset
f.seek(4 * (si - ref_start_index) + 4) f.seek(4 * (si - ref_start_index) + 4)
# read nbytes # read nbytes