<@ULVA73B9P> When using a GitHub storage block ref...
# ask-marvin
k
@Marvin When using a GitHub storage block references the whole repository and you use it in a deployment, is the whole repository accessible?
m
First, let's search for relevant information in the Prefect documentation and GitHub issues to provide a comprehensive answer. I'll start with the documentation and GitHub search. Please bear with me. The results contain helpful information regarding the accessibility of the entire repository when using a GitHub storage block in Prefect deployments. ### Summary When using a GitHub storage block: - Repository Specification: You specify the URL of the GitHub repository and, if required, an access token for private repositories. For example:
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    from prefect.filesystems import GitHub

    block = GitHub(
        repository="<https://github.com/my-repo/>",
        access_token=<my_access_token>  # only required for private repos
    )
- Accessing Subfolders: You can specify a subfolder of the repository to access specific parts of it:
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    block.get_directory("folder-in-repo")
### Deployment Use To use the GitHub storage block in a deployment:
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shell
prefect deployment build path/to/flow.py:flow_name --name deployment_name --tag dev -sb github/dev -a
This command-line instruction references the storage block
github/dev
which you created earlier. ### Repository Accessibility - Whole Repository Accessible: When you reference a GitHub repository using a storage block, the whole repository becomes accessible unless you specify particular subdirectories or use
.prefectignore
to exclude certain files or directories. - Exclusion of Files: You can exclude files similarly to
.gitignore
by using
.prefectignore
. ### References - Prefect Storage Guide - Prefect Storage Concepts If you have further questions or need additional explanations, feel free to ask.
k
@Marvin Using the new
prefect build...
command instead of
prefect deployment build...
, how can I specify an existing GitHub storage block?
m
To use the new
prefect build
command and specify an existing GitHub storage block in Prefect, you'll follow these general steps: 1. Install the Required Libraries: Make sure to install the relevant library:
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   pip install prefect-github
2. Register the GitHub Block: Register the GitHub block with Prefect:
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sh
   prefect block register -m prefect_github
3. Create and Configure the GitHub Block: Create a GitHub storage block in the Prefect UI or via code with the repository details:
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python
   from prefect.filesystems import GitHub

   block = GitHub(
       repository="<https://github.com/my-repo/>",
       access_token=<my_access_token>  # only required for private repos
   )
   block.save("my-github-block-name")
4. Use the Block in the
prefect build
Command
: When building the deployment using the
prefect build
command, include the GitHub storage block reference:
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   prefect build path/to/flow.py:flow_name --name deployment_name --tag dev -sb github/my-github-block-name -a
### Example of
prefect build
Command
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prefect build src/flows/my_flow.py:my_flow_function --name my_deployment --tag dev -sb github/my-github-block-name -a
This command specifies the storage block
github/my-github-block-name
which you have created and registered earlier. ### Reference Documentation - For additional configuration and deeper specifics, you can refer to the Prefect Storage Guide. Feel free to ask if you have additional questions or require further details.