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IDSIA
sacred
Python2016–2020
IDSIA / sacred

sacred

Sacred is a tool to help you configure, organize, log and reproduce experiments developed at IDSIA.

13Distinct people
13Mentions
1Explicit recommenders
4.4KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Sacred is a tool to help you configure, organize, log and reproduce experiments developed at IDSIA.

GitHub

Where it is used

No documented product use was verified in the last source check.

What people are saying

I love that the tooling for ML experimentation is becoming more mature. Keeping track of hyperparameters, training/validation/test experiment test set manifests, code state,…

kradroy used a recommendation phrase. One indexed comment matches. This is a phrase match, not a verdict.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

Mentioned in the same Hacker News threads. That is not proof they are substitutes.

This week on Hacker News

Nov 8–Nov 15 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/15/2026, 3:38:16 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by year13 dated mentions

Observed mentions: 2016-04-29 21:49:25 UTC to 2020-11-23 11:23:43 UTC.

012342016-01-01 00:00:00 UTC to 2017-01-01 00:00:00 UTC (exclusive): 2 mentions; 0 submissions, 2 comments20162017-01-01 00:00:00 UTC to 2018-01-01 00:00:00 UTC (exclusive): 2 mentions; 1 submissions, 1 comments2018-01-01 00:00:00 UTC to 2019-01-01 00:00:00 UTC (exclusive): 4 mentions; 0 submissions, 4 comments20182019-01-01 00:00:00 UTC to 2020-01-01 00:00:00 UTC (exclusive): 3 mentions; 1 submissions, 2 comments2020-01-01 00:00:00 UTC to 2021-01-01 00:00:00 UTC (exclusive): 2 mentions; 1 submissions, 1 comments2020

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
20162016-01-01 00:00:00 UTC2017-01-01 00:00:00 UTC202
20172017-01-01 00:00:00 UTC2018-01-01 00:00:00 UTC211
20182018-01-01 00:00:00 UTC2019-01-01 00:00:00 UTC404
20192019-01-01 00:00:00 UTC2020-01-01 00:00:00 UTC312
20202020-01-01 00:00:00 UTC2021-01-01 00:00:00 UTC211

What Hacker News says

2 sources
Not just for neural nets - balancing experimentation against building reusable tools is probably the biggest logistical challenge in scientific programming in general. I've converged to a workflow where I maintain a library with a main project pipeline and reusable tools for the project, and do all scripting with jupyter (all notebooks version controlled). I've found that machine learning projects can be pretty effectively parametrized with config dicts for data, training and the model. Each type of config gets it's own pipelined method that does all of the library calls - pipeline_batch_gen, pipeline_train, pipeline_build_model. Example of a poorly organized config from a project: model_config = { 'optimizer': optimizer, 'clip_grad': clip_grads, 'name': model_name, 'residual': residual, 'n_conv_fil
Read the rest
ters': n_conv_filters, 'n_output_hus': n_output_hus, 'activation': activation, 'batch_norm': batch_norm, 'output_bn': output_bn, 'generation': generation, 'data_spec': { 'uniform_frac': uniform_frac, 'include_augment': True, 'batch_size': batch_size, 'bulk_chunk_size' : bulk_chunk_size, 'max_bulk_chunk_size': max_bulk_chunk_size, 'loss_weighter': loss_weight }, 'train_spec': { 'early_stopping_patience': early_stopping_patience, 'lr_plateau_patience': lr_plateau_patience, 'learning_rate': init_lr, 'clip_grads': clip_grads, 'partial_weight': partial_weight } } I've wanted to give Sacred a try https://github.com/IDSIA/sacred - looks promising but haven't tried yet so can't comment. I still tend to keep track of model performance by hand though. But I have always have the notebooks I can go back to for reference. This is something sacred could help a lot with. Another very non-trivial aspect of this kind of work is the compute/storage infrastructure you need to scale beyond a single workstation. We have a nice system here where $HOME lives on NFS and gets mounted when you log into any machine on the network - I can hardcode paths in my code and count on every worker having the same filesystem. I can't imagine how we would do distributed jobs without NFS. That's not a very realistic solution for homegamers though - you need a very fast network and expensive commodity hardware. And sys admins. Does anyone have a solution for that half of the problem? I've seen a number of merkle-tree based data version control solutions recently...
In Ask HN: How do you version control your neural nets?

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