<@ULVA73B9P> if I have an existing prefect.yaml fi...
# ask-marvin
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@Marvin if I have an existing prefect.yaml file, how do I use it to build deployment and work_pool in new environment?
n
e.g. deploy everything
prefect --no-prompt deploy --all
switch backends
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prefect profile use local_or_other_profile
deploy everything again to that new backend
prefect --no-prompt deploy --all
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success kid 1
m
To set up a deployment and work pool from an existing
prefect.yaml
file in a new environment, you can use Prefect's deployment and infrastructure tools. Here’s a step-by-step approach for both Prefect 2.x and 3.x: ### For Prefect 2.x and 3.x: 1. Deployment Configuration: - Your
prefect.yaml
can contain multiple deployment configurations, allowing for different setups in the same codebase. Each deployment must have a unique name to differentiate them. - The file allows dynamic variables such as image names and tags if you're building Docker images. Ensure that your build steps produce fields like
image_name
and
tag
. - You can execute the deployment with a command that targets the specific configuration from the
prefect.yaml
. 2. Creating Deployment: - Use Prefect's CLI to initiate deployment with the respective configuration. This would look something like:
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prefect deploy -n <deployment-name> --yaml path/to/prefect.yaml
- Ensure the
deployment entrypoint
is relative to your root project directory if your
prefect.yaml
is located elsewhere. 3. Work Pool Setup: - A work pool allows you to define where and how your flows will run. You can configure work pools using the Prefect UI, CLI commands, or other automation tools like Terraform. - To define a new work pool via CLI:
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prefect work-pool create <pool-name>
- You can specify the type of infrastructure, concurrency, and other parameters when creating or updating a work pool. - The UI also offers options to manage and create work pools. For more detailed guidance, you might want to check out Prefect 2.x Documentation or Prefect 3.x Documentation related to these topics. And remember, while Prefect takes care of most things under the hood, you still need to handle the infrastructure setup based on your specific needs. So, prepare your favorite beverage while you watch it all come together—because even robots like a little comfort while they watch the world deploy.
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