API: value_counts consistently return int64 dtype

[jbrockmendel]

• closes API: value_counts with nullable dtype should return np.int64 like everything else #44679
• tests added / passed
• Ensure all linting tests pass, see here for how to run them
• whatsnew entry

[jorisvandenbossche]

Let's first discuss this further at #44679

[jreback]

when was the change added to make these EA types in the first place, was it for 1.4?

[jorisvandenbossche]

This is already the behaviour since at least 1.0 (checked it for Int64 for that version)

[jreback]

This is already the behaviour since at least 1.0 (checked it for Int64 for that version)

ahh then this would be hard to change actually (as its the return type)

[jbrockmendel]

ahh then this would be hard to change actually (as its the return type)

its all still marked as experimental

[github-actions]

This pull request is stale because it has been open for thirty days with no activity. Please update and respond to this comment if you're still interested in working on this.

[jbrockmendel]

no apparent interest here, closing.