PyRank
jaraco

singledispatch

Backport functools.singledispatch to older Pythons.
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

singledispatch has 1.9M monthly downloads and 5 GitHub stars. Version 4.1.2 supports Python 3.9+, first published in 2013.

It is stably maintained under a permissive license, last released in May 2025.

It is used by 36 tracked packages, including wirerope, graphene-sqlalchemy and json-encoder.

Downloads
Day
59.4K
Week
449.7K
Month
1.9M
Stars
5
Forks
3
Issues
0
Version
4.1.2

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
70
Popularity
16
Adoption
80
Community
50
Provenance
0
How the maintenance status was determined
Last commit
84 days ago
Monthly downloads
1,903,823
Active
Activity within 30 days
• Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
1,903,823
Stars
5
Stars per 1k downloads
0.00
Industry Standard
> 10,000,000 monthly downloads
• Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
64,237
Month daily avg
63,461
Momentum
+1.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.9
Cutting Edge
Minimum supported version is 3.12 or newer
• Modern
Minimum supported version is 3.9, 3.10, or 3.11
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
MIT
• Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
418 days ago
Total releases
14
Releases/year
1.1
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
• Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
17
Monthly downloads
1,903,823
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
• Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
21
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
566.7%
contrib / forks
Stale Release
334d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 40.7K
Windows 250
macOS 67

Python Versions

2.7
51.0% 18.8K
3.12
30.6% 11.3K
3.11
6.5% 2.4K
3.13
6.0% 2.2K
3.10
5.9% 2.2K

Top Countries

1. US US
34.4K
2. SG SG
3.1K
3. DE DE
931
4. IE IE
402
5. BG BG
310
6. GB GB
296
7. FR FR
254
8. NL NL
231
9. CN CN
222
10. AU AU
210

Package Information

License
MIT
First Release
May 25, 2013
Last Release
1 year ago
Last Commit
2 months ago
Latest Version
4.1.2
Total Releases
14
Contributors
17
Open PRs
0
Archived
No
Python Versions
3
Wheels
py2 py3
Keywords
single dispatch generic functions singledispatch genericfunctions decorator backport
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links