PyRank
mcfletch

pydispatcher

Observable signal implementation for python
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

pydispatcher has 3.2M monthly downloads and 40 GitHub stars. Version 2.0.7, first published in 2009.

It is showing limited recent maintenance under a permissive license, last released in Feb 2023.

It is used by 28 tracked packages, including scrapy, port-ocean and mxcubecore.

Downloads
Day
105.8K
Week
696.1K
Month
3.2M
Stars
40
Forks
6
Issues
4
Version
2.0.7

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
20
Popularity
31
Adoption
70
Community
20
Provenance
0
How the maintenance status was determined
Last commit
988 days ago
Monthly downloads
3,170,450
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
3,170,450
Stars
40
Stars per 1k downloads
0.01
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
99,441
Month daily avg
105,682
Momentum
-5.9%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
Not specified
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
Package does not declare a minimum Python version.
License categories
License
BSD
• 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
1236 days ago
Total releases
7
Releases/year
0.4
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
2
Monthly downloads
3,170,450
• 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
37
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
33.3%
contrib / forks
Stale Release
247d
 
PR Velocity
Active
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 63.1K
Windows 1.1K
macOS 424

Python Versions

3.12
34.4% 20.8K
3.11
29.4% 17.8K
3.10
22.4% 13.6K
3.13
9.8% 5.9K
3.14
3.9% 2.4K

Top Countries

1. US US
48.0K
2. DE DE
2.2K
3. NL NL
1.9K
4. IE IE
1.7K
5. AU AU
1.1K
6. SG SG
1.1K
7. CA CA
793
8. FR FR
726
9. KR KR
717
10. GB GB
698

Package Information

License
BSD
First Release
August 21, 2009
Last Release
3 years ago
Last Commit
2 years ago
Latest Version
2.0.7
Total Releases
7
Contributors
2
Open PRs
4
Archived
No
Author
Patrick K. O'Brien
Python Versions
2 3
Wheels
py3
Keywords
dispatcher dispatch pydispatch event signal sender receiver propagate multi-consumer multi-producer saferef robustapply apply
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links