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Update sample.py

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you-n-g
2021-05-19 15:06:47 +08:00
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parent dda509da0b
commit 26d75b71b0
1 changed files with 1 additions and 1 deletions
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qlib/utils/sample.py
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@@ -35,7 +35,7 @@ def parse_freq(freq: str) -> Tuple[int, str]:
raise ValueError(
"freq format is not supported, the freq should be like (n)month/mon, (n)week/w, (n)day/d, (n)minute/min"
)
_count = int(match_obj.group(1) if match_obj.group(1) else "1")
_count = int(match_obj.group(1)) if match_obj.group(1) is None else 1
_freq = match_obj.group(2)
_freq_format_dict = {
"month": "month",