PyRank
pcubillos

mc3

Python MCMC Sampler
PyPI GitHub
More links
Download Stats
Monthly downloads
1.4K
Weekly downloads
507
GitHub stars
33

Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.

Package Information

Latest Version
3.3.0
Requires Python
>=3.9
Licence
Unknown
Last Release
5 days ago
First Release
August 1, 2019
Total Releases
23
No reported malware or high/critical advisories · Details

The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
32
Adoption
31
Community
50
Provenance
0
How the maintenance status was determined
Last commit
596 days ago
Monthly downloads
1,350
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
1,350
Stars
33
Stars per 1k downloads
24.44
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
72
Month daily avg
45
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
More insights and metrics
Python version support tiers
requires_python
>=3.9
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
• Legacy
Supports 3.10 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
Not specified
• 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
Package does not declare a license.
How the release cadence was determined
Last release
5 days ago
Total releases
23
Releases/year
3.2
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
6
Monthly downloads
1,350
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
51
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
54.5%
contrib / forks
Stale Release
No
 
PR Velocity
Active
 
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 18

Python Versions

3.12
50.0% 8
3.11
18.8% 3
3.10
12.5% 2
3.14
12.5% 2
3.13
6.2% 1

Top Countries

1. US US
14
2. GB GB
5
3. BE BE
2
4. CN CN
1

Weekly Downloads

GitHub Stars

Dependencies

3
1 optional dependencies
  • pytest>=6.0[test]
    extra == "test"

Used By

5

Repository details

Forks
11
Issues
4
Last Commit
1 year ago
Contributors
6
Open PRs
3
Archived
No
GitHub Topics

Data and sources

Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh
Sources and methodology