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Delete redundant copy() code to speed up #1732

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merged 2 commits into from May 17, 2024
Merged

Delete redundant copy() code to speed up #1732

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9bbc9b6
Delete redundant copy() code to speed up
playfund Jan 10, 2024
d832961
Merge branch 'main' of github.com:microsoft/qlib into patch-1
May 17, 2024
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1 change: 0 additions & 1 deletion qlib/data/data.py
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Expand Up @@ -536,7 +536,6 @@ def get_column_names(fields):
"""
if len(fields) == 0:
raise ValueError("fields cannot be empty")
fields = fields.copy()
column_names = [str(f) for f in fields]
return column_names

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