Bug fix for ETF export

[victortangggg]

Description

• Summary of the change / bug fix.
• Link # issue, if applicable.
• Screenshot of the feature or the bug before/after fix, if applicable.
• Relevant motivation and context.
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fix bug for ETF export by using correct data type for parameters
Link #3654

How has this been tested?

manually

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• Make sure affected commands still run in terminal
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N/A

Checklist:

• Update our Hugo documentation following these guidelines.
• Update our tests following these guidelines.
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• If a feature was added make sure to add it to the corresponding scripts file.

Others

• I have performed a self-review of my own code.
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[jmaslek]

Nice one! Thanks

[jmaslek]

Looks like the linter is failing. You can fix that by running black ./.

[victortangggg]

@jmaslek hey thanks for helping. I think the linting passes now! :)