don't transform bound inputs to list for remote entities

[pvditt]

ref: https://linear.app/unionai/issue/BB-2662/update-sdk-to-support-bound-inputs-for-mapping-over-launch-plans

Why are the changes needed?

cleaning up adding support for bound inputs for mapping over remote launch plans. Works E2E without this change but figured we should still clean this up

What changes were proposed in this pull request?

don't transform bound inputs to list

How was this patch tested?

added unit test

Setup process

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Check all the applicable boxes

• I updated the documentation accordingly.
• All new and existing tests passed.
• All commits are signed-off.

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Summary by Bito

This PR enhances the transform_interface_to_list function to accept a bound_inputs parameter, preventing fixed inputs from being transformed into lists. The changes include modifications to core interface logic, documentation updates, and adjustments to remote execution handling to maintain scalar inputs.

Unit tests added: True

Estimated effort to review (1-5, lower is better): 1

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Code Review Agent Run Status

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[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 1 line in your changes missing coverage. Please review.

Project coverage is 79.32%. Comparing base (1b35b09) to head (5ef49bc).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
flytekit/remote/remote.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3168      +/-   ##
==========================================
+ Coverage   76.58%   79.32%   +2.73%     
==========================================
  Files         212      339     +127     
  Lines       22034    28031    +5997     
  Branches     2864     2877      +13     
==========================================
+ Hits        16875    22235    +5360     
- Misses       4367     5000     +633     
- Partials      792      796       +4     

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[flyte-bot]

Code Review Agent Run #a0b6e8

Actionable Suggestions - 1

• flytekit/models/interface.py - 1

  • Consider default value for backward compatibility · Line 161-161

Review Details

• Files reviewed - 5 · Commit Range: 5ef49bc..9716b7a

  • flytekit/core/array_node.py
  • flytekit/core/interface.py
  • flytekit/models/interface.py
  • flytekit/remote/remote.py
  • tests/flytekit/unit/models/test_interface.py
• Files skipped - 0
• Tools

  • Whispers (Secret Scanner) - ✔︎ Successful
  • Detect-secrets (Secret Scanner) - ✔︎ Successful
  • MyPy (Static Code Analysis) - ✔︎ Successful
  • Astral Ruff (Static Code Analysis) - ✔︎ Successful

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Changelist by Bito

This pull request implements the following key changes.

Key Change	Files Impacted
Feature Improvement - Bound Inputs Handling Improvement	- array_node.py - Updated call to transform_interface_to_list by passing self.bound_inputs to preserve scalar behavior for fixed inputs. - interface.py - Revised documentation string to clarify that bound inputs are maintained as is, avoiding list conversion. - interface.py - Modified transform_interface_to_list signature and implementation to accept a set of bound_inputs and conditionally transform inputs. - remote.py - Changed invocation of transform_interface_to_list by explicitly passing an empty set for bound_inputs to ensure proper remote execution.
Testing - Unit Test Updates for Bound Inputs	- test_interface.py - Updated unit tests to pass appropriate bound_inputs parameters and verify that inputs and outputs are correctly processed based on new behavior.