PyRank
syrusakbary

promise

Ultra-performant Promise implementation in Python
PyPI GitHub
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Downloads
Day
124.2K
Week
767.2K
Month
3.3M
Stars
367
Forks
78
Issues
30
Version
2.3

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
54
Adoption
80
Community
55
How the maintenance status was determined
Last commit
2306 days ago
Monthly downloads
3,266,123
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
3,266,123
Stars
367
Stars per 1k downloads
0.11
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
109,607
Month daily avg
108,871
Momentum
+0.7%
((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
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
2348 days ago
Total releases
26
Releases/year
1.6
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
15
Monthly downloads
3,266,123
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
62
 
Issue Burden
81.7
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
19.2%
contrib / forks
Stale Release
No
 
PR Velocity
Active
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 52.0K
Windows 209
macOS 86

Python Versions

3.10
36.0% 17.2K
3.12
30.6% 14.6K
3.13
15.9% 7.6K
3.11
10.4% 5.0K
3.9
7.2% 3.4K

Top Countries

1. US US
46.9K
2. DE DE
1.4K
3. NL NL
697
4. IE IE
539
5. SG SG
504
6. GB GB
479
7. CA CA
238
8. CN CN
214
9. HK HK
197
10. FR FR
176

GitHub Topics

Tags from the package's GitHub repository describing what it does.

Package Information

License
MIT
First Release
November 26, 2009
Last Release
6 years ago
Last Commit
6 years ago
Latest Version
2.3
Total Releases
26
Contributors
15
Open PRs
9
Archived
No
Author
Syrus Akbary
Python Versions
2 2.7 3 3.3 3.4 3.5 3.6 3.7 3.8
Wheels
py2
Keywords
concurrent future deferred promise
Tracking Since
January 6, 2026
Data Updated
May 17, 2026
Data Freshness
Fresh

Links