Newtype of Pandas dataframe #1303
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from typing import NewType
import pandas as pd
NewTypeDf = NewType("NewTypeDf", pd.DataFrame)
def test() -> NewTypeDf:
return NewTypeDf(
pd.DataFrame({})
)Pyright report: error: Illegal type annotation: variable not allowed unless it is a type alias (reportGeneralTypeIssues) NewTypeDf = NewType("NewTypeDf", pd.DataFrame)to NewTypeDf = NewType("NewTypeDf", str), there is no error reported. |
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Answered by
hauntsaninja
Dec 3, 2022
Replies: 1 comment 1 reply
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Do you have pandas-stubs installed? If not, try installing them and see if it fixes. |
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1 reply
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The error remains if I install the pandas-stubs. |
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Answer selected by
falan
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Do you have pandas-stubs installed? If not, try installing them and see if it fixes.