Skip to content

Navigation Menu

Appearance settings

GitHub Copilot
Write better code with AI

GitHub Spark New
Build and deploy intelligent apps

GitHub Models New
Manage and compare prompts

GitHub Advanced Security
Find and fix vulnerabilities

Actions
Automate any workflow
Codespaces
Instant dev environments

Issues
Plan and track work

Code Review
Manage code changes

Discussions
Collaborate outside of code

Code Search
Find more, search less
Explore

Why GitHub

Documentation

GitHub Skills

Blog
Integrations

GitHub Marketplace

MCP Registry
View all features
By company size

Enterprises

Small and medium teams

Startups

Nonprofits
By use case

App Modernization

DevSecOps

DevOps

CI/CD

View all use cases
By industry

Healthcare

Financial services

Manufacturing

Government

View all industries
View all solutions
Topics

AI

DevOps

Security

Software Development

View all
Explore

Learning Pathways

Events & Webinars

Ebooks & Whitepapers

Customer Stories

Partners

Executive Insights
GitHub Sponsors
Fund open source developers
The ReadME Project
GitHub community articles
Repositories

Topics

Trending

Collections
Enterprise platform
AI-powered developer platform
Available add-ons

GitHub Advanced Security
Enterprise-grade security features

Copilot for business
Enterprise-grade AI features

Premium Support
Enterprise-grade 24/7 support
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

pandas-dev / pandas Public

Notifications You must be signed in to change notification settings
Fork 19.3k
Star 47.2k

Code
Issues 3.4k
Pull requests 188
Actions
Projects
Security
Insights

Additional navigation options

Code
Issues
Pull requests
Actions
Projects
Security
Insights

ENH: Implemented lazy iteration#20796

Merged

jreback merged 12 commits intopandas-dev:masterpandas-dev/pandas:masterfrom

mitar:iteratorsmitar/pandas:iteratorsCopy head branch name to clipboard

Dec 25, 2018

Conversation Commits12 (12)Checks Files changed

Merged

ENH: Implemented lazy iteration#20796
jreback merged 12 commits intopandas-dev:masterfrom
mitar:iterators

Commits

Commits on Dec 20, 2018

Fixed warnings in asv files
TomAugspurger
committed
avoid series constructor
TomAugspurger
committed
BUG: Fix concat(Series[sparse], axis=1)
TomAugspurger
committed
SparseSeries unstack
TomAugspurger
committed
ENH: Implemented lazy iteration.

mitar
authored and
rok
committed
adding benchmarks for itertuples
rok
committed
making dataframe size greater for itertuples benchmark
rok
committed
switching mem_itertuples_raw_read_first to peakmem_itertuples_raw_read_first
rok
committed
reduce number of rows in reshape.GetDummies.time_get_dummies_1d_sparse benchmark
rok
committed
Revert "reduce number of rows in reshape.GetDummies.time_get_dummies_1d_sparse benchmark"
rok
committed

Commits on Dec 24, 2018

change to whatsnew perf section
rok
committed
Merge remote-tracking branch 'upstream/master' into iterators
rok
committed

Footer

© 2025 GitHub, Inc.

Footer navigation

Terms
Privacy
Security
Status
Community
Docs
Contact

You can’t perform that action at this time.