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MultiIndex.from_product() should accept Index or Series as arguments #1249

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Dr-Irv opened this issue Jun 13, 2025 · 0 comments
Open

MultiIndex.from_product() should accept Index or Series as arguments #1249

Dr-Irv opened this issue Jun 13, 2025 · 0 comments
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good first issue MultiIndex

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@Dr-Irv
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Dr-Irv commented Jun 13, 2025

Describe the bug
MultiIndex.from_product() should accept Index or Series as arguments

To Reproduce

import pandas as pd

mi = pd.MultiIndex.from_product([["x", "y"], df.columns])
mi = pd.MultiIndex.from_product([["x", "y"], pd.Series([1, 2])])

Both of the above don't get past pyright.

Please complete the following information:

  • OS: Windows 11
  • python version: 3.10
  • pyright 1.1.400
  • in the dev copy
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@Dr-Irv