Platform
W&B Models
W&B Weave
W&B Inference
W&B Training
Release NotesBest practices to organize hyperparameter searches
Set unique tags with wandb.init(tags=‘your_tag’). This allows efficient filtering of project runs by selecting the corre …
Can I rerun a grid search?
If a grid search completes but some W&B Runs need re-execution due to crashes, delete the specific W&B Runs to re-run. T …
Can I use Sweeps and SageMaker?
To authenticate W&B, complete the following steps: create a requirements.txt file if using a built-in Amazon SageMaker e …
Can we flag boolean variables as hyperparameters?
Use the macro in the command section of the configuration to pass hyperparameters as boolean flags. This macro automatic …
Can you use W&B Sweeps with cloud infrastructures such as AWS Batch, ECS, etc.?
To publish the sweep_id so that any W&B Sweep agent can access it, implement a method for these agents to read and execu …
Do I need to provide values for all hyperparameters as part of the W&B Sweep. Can I set defaults?
Access hyperparameter names and values from the sweep configuration using (run.config()), which acts like a dictionary. …
How can I change the directory my sweep logs to locally?
Set the logging directory for W&B run data by configuring the environment variable WANDB_DIR. For example:
How can I resume a sweep using Python code?
To resume a sweep, pass the sweep_id to the wandb.agent() function.
How do I best log models from runs in a sweep?
One effective approach for logging models in a sweep involves creating a model artifact for the sweep. Each version repr …
How do I enable code logging with Sweeps?
To enable code logging for sweeps, add wandb.log_code() after initializing the W&B Run. This action is necessary even wh …
How do I use custom CLI commands with sweeps?
You can use W&B Sweeps with custom CLI commands if training configuration passes command-line arguments. In the example …
How should I run sweeps on SLURM?
When using sweeps with the SLURM scheduling system, run wandb agent —count 1 SWEEP_ID in each scheduled job. This comma …
Is there a way to add extra values to a sweep, or do I need to start a new one?
Once a W&B Sweep starts, you cannot change the Sweep configuration. However, you can navigate to any table view, select …
Optimizing multiple metrics
To optimize multiple metrics in a single run, use a weighted sum of the individual metrics. Log the new combined metric …
What happens if I edit my Python files while a sweep is running?
While a sweep is running: If the train.py script which the sweep uses changes, the sweep continues to use the original t …
What is the `Est. Runs` column?
W&B provides an estimated number of Runs generated when creating a W&B Sweep with a discrete search space. This total re …