Skip to content

Navigation Menu

Appearance settings

Explore
By company size
By use case
By industry
View all solutions
Topics
- AI
- DevOps
- Security
- Software Development
- View all
Explore
- GitHub Sponsors
  Fund open source developers
- The ReadME Project
  GitHub community articles
Repositories
- Enterprise platform
  AI-powered developer platform
Available add-ons
Pricing

Search code, repositories, users, issues, pull requests...

Search

Clear

Search syntax tips

Provide feedback

We read every piece of feedback, and take your input very seriously.

Include my email address so I can be contacted

Saved searches

Use saved searches to filter your results more quickly

Name

Query

To see all available qualifiers, see our documentation.

Appearance settings

You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session.

Dismiss alert

data-apis / dataframe-api Public

Notifications You must be signed in to change notification settings
Fork 21
Star 108

Code
Issues 54
Pull requests 4
Actions
Projects
Security
Insights

Additional navigation options

Code
Issues
Pull requests
Actions
Projects
Security
Insights

Add `null` object, and update top-level API specification#157

Merged

MarcoGorelli merged 5 commits intodata-apis:maindata-apis/dataframe-api:mainfrom

rgommers:add-nullrgommers/dataframe-api:add-nullCopy head branch name to clipboard

May 18, 2023

Conversation Commits5 (5)Checks Files changed

Commits

Commits on May 17, 2023

Add `null` object, and update top-level API specification
rgommers
committed
Address review comments on singleton and duck typing `null`
rgommers
committed
Add a free `isnull` function to the top-level namespace
rgommers
committed

Commits on May 18, 2023

fix _eq__ typo
MarcoGorelli
authored
Change `isnull` type annotation to `object`
rgommers
committed

Footer

© 2025 GitHub, Inc.

Footer navigation

Terms
Privacy
Security
Status
Docs
Contact

You can’t perform that action at this time.