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coderabbitai bot commented Aug 3, 2025

📝 Walkthrough

Summary by CodeRabbit

  • New Features

    • Enhanced input and output validation for workflow nodes using structured Pydantic models.
    • Improved runtime configuration with support for environment variable-based setup.
  • Refactor

    • Updated node and runtime method signatures for stronger type safety and clarity.
    • Status constants replaced with a type-safe enumeration for workflow states.
  • Documentation

    • Added comprehensive docstrings to all major classes and methods.
    • Updated README and sample code to reflect new input/output modeling and runtime initialization.
  • Chores

    • Updated dependencies to require Pydantic 2.11.7.
    • Bumped SDK version to 0.0.6b0.

Walkthrough

This update introduces comprehensive documentation and type safety improvements to the ExosphereHost Python SDK. The BaseNode class now uses Pydantic models for inputs and outputs, and the Runtime class gains enhanced configurability, validation, and documentation. Status constants are formalized as an enum, and dependencies are updated to require Pydantic.

Changes

Cohort / File(s) Change Summary
Module & Package Docstrings
python-sdk/exospherehost/__init__.py, python-sdk/exospherehost/node/__init__.py
Added detailed module-level docstrings describing package purpose, core components, and usage examples. Explicitly exported BaseNode and Status in __all__.
BaseNode Refactor & Typing
python-sdk/exospherehost/node/BaseNode.py, python-sdk/sample.py
Introduced nested Pydantic Inputs and Outputs models in BaseNode and SampleNode. Updated execute signatures to use these models. Added/expanded docstrings and state management.
Runtime Enhancements
python-sdk/exospherehost/runtime.py
Enhanced constructor for configurability, added environment variable support, validation routines, improved error handling, and comprehensive docstrings. Updated method signatures for clarity and type safety.
Workflow Status Constants as Enum
python-sdk/exospherehost/node/status.py
Replaced string constants with a type-safe Status enum class, each member documented with its workflow lifecycle meaning. Added module-level docstring.
Version & Dependency Updates
python-sdk/exospherehost/_version.py, python-sdk/pyproject.toml
Updated version from 0.0.5b to 0.0.6b0. Added pydantic>=2.11.7 to dependencies.

Sequence Diagram(s)

sequenceDiagram
    participant User
    participant Runtime
    participant BaseNode
    participant StateManager

    User->>Runtime: Initialize Runtime(namespace, name)
    User->>Runtime: Connect nodes (BaseNode subclasses)
    User->>Runtime: Start runtime

    loop Polling
        Runtime->>StateManager: Fetch new states
        StateManager-->>Runtime: Return state batch
        Runtime->>BaseNode: execute(inputs: Inputs)
        BaseNode-->>Runtime: outputs: Outputs
        Runtime->>StateManager: Notify executed(outputs)
        alt Error
            Runtime->>StateManager: Notify errored
        end
    end
Loading

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~20 minutes

Possibly related PRs

  • Changed outputs to list #131: Modifies the BaseNode.execute return type to allow a dict or list of dicts, which is related to this PR's refactoring of execute to use Pydantic models for type safety and validation.
  • v0.0.4b for exospherehost pypi sdk #122: Adds detailed docstrings and changes BaseNode.execute to accept and return generic dictionaries; this PR advances that by introducing Pydantic models and enhanced runtime integration.

Poem

A rabbit with code in its fur,
Hopped through the fields of Pydantic for sure.
With Inputs and Outputs now tidy and neat,
Workflows and statuses skip to the beat.
Version bumped, docs refined,
This release is one of a kind! 🐇✨

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Actionable comments posted: 5

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between c6e3acc and 686347a.

⛔ Files ignored due to path filters (1)
  • python-sdk/uv.lock is excluded by !**/*.lock
📒 Files selected for processing (8)
  • python-sdk/exospherehost/__init__.py (1 hunks)
  • python-sdk/exospherehost/_version.py (1 hunks)
  • python-sdk/exospherehost/node/BaseNode.py (1 hunks)
  • python-sdk/exospherehost/node/__init__.py (1 hunks)
  • python-sdk/exospherehost/node/status.py (1 hunks)
  • python-sdk/exospherehost/runtime.py (9 hunks)
  • python-sdk/pyproject.toml (1 hunks)
  • python-sdk/sample.py (1 hunks)
🧰 Additional context used
🧠 Learnings (3)
📓 Common learnings
Learnt from: NiveditJain
PR: exospherehost/exospherehost#130
File: .github/workflows/ci.yml:22-22
Timestamp: 2025-08-02T12:43:35.075Z
Learning: The exospherehost project requires Python versions > 3.12 for the CI workflow, meaning Python 3.13 or higher should be used despite potential stability concerns with pre-release versions.
Learnt from: NiveditJain
PR: exospherehost/exospherehost#131
File: state-manager/app/models/executed_models.py:0-0
Timestamp: 2025-08-03T04:26:00.148Z
Learning: The exospherehost project is currently in beta phase, so breaking changes in APIs are acceptable and don't require versioning or migration strategies.
📚 Learning: the exospherehost project is currently in beta phase, so breaking changes in apis are acceptable and...
Learnt from: NiveditJain
PR: exospherehost/exospherehost#131
File: state-manager/app/models/executed_models.py:0-0
Timestamp: 2025-08-03T04:26:00.148Z
Learning: The exospherehost project is currently in beta phase, so breaking changes in APIs are acceptable and don't require versioning or migration strategies.

Applied to files:

  • python-sdk/exospherehost/_version.py
  • python-sdk/exospherehost/__init__.py
📚 Learning: the exospherehost project requires python versions > 3.12 for the ci workflow, meaning python 3.13 o...
Learnt from: NiveditJain
PR: exospherehost/exospherehost#130
File: .github/workflows/ci.yml:22-22
Timestamp: 2025-08-02T12:43:35.075Z
Learning: The exospherehost project requires Python versions > 3.12 for the CI workflow, meaning Python 3.13 or higher should be used despite potential stability concerns with pre-release versions.

Applied to files:

  • python-sdk/exospherehost/_version.py
  • python-sdk/exospherehost/__init__.py
🧬 Code Graph Analysis (4)
python-sdk/exospherehost/node/__init__.py (1)
python-sdk/exospherehost/node/BaseNode.py (1)
  • BaseNode (6-85)
python-sdk/exospherehost/node/status.py (1)
state-manager/app/models/state_status_enum.py (1)
  • StateStatusEnum (4-14)
python-sdk/exospherehost/node/BaseNode.py (2)
python-sdk/sample.py (3)
  • Inputs (6-7)
  • Outputs (9-10)
  • execute (12-14)
state-manager/app/models/db/state.py (1)
  • State (7-14)
python-sdk/exospherehost/runtime.py (2)
python-sdk/exospherehost/node/BaseNode.py (3)
  • BaseNode (6-85)
  • get_unique_name (73-85)
  • Outputs (40-47)
python-sdk/sample.py (1)
  • Outputs (9-10)
🔇 Additional comments (14)
python-sdk/pyproject.toml (1)

10-10: Confirm pydantic version string & pin strategy

"pydantic>=2.11.7" assumes that a 2.11.x series already exists. If 2.11.* hasn’t been published yet (or is still a pre-release), installs will fail. Consider either:

pydantic>=2.7,<3

or verify that 2.11.7 is on PyPI before merging.

python-sdk/sample.py (2)

2-2: LGTM! Excellent adoption of the new typed interface.

The Pydantic models are well-defined and demonstrate the proper usage of the new BaseNode pattern with typed inputs and outputs.

Also applies to: 6-11


16-19: LGTM! Proper usage of the new Runtime API.

The Runtime instantiation correctly uses the new keyword argument pattern, allowing the runtime to handle configuration from environment variables internally.

python-sdk/exospherehost/node/BaseNode.py (5)

6-18: Excellent comprehensive documentation.

The class docstring provides clear guidance on the purpose, usage, and attributes of BaseNode. This will greatly help developers understand how to implement their own nodes.


20-29: Well-designed constructor with proper state management.

The addition of the state dictionary is a valuable feature for maintaining node state between executions. The optional unique_name parameter provides good flexibility.


31-47: Excellent use of Pydantic for type safety.

The nested Inputs and Outputs models provide a clean foundation for type-safe node implementations. The clear documentation guides developers on how to override these in their subclasses.


49-71: Excellent typed interface with comprehensive documentation.

The new execute method signature provides strong type safety while maintaining flexibility for batch processing. The detailed docstring covers all important aspects including error handling.


73-85: Good documentation enhancement for utility method.

The added docstring clearly explains the method's behavior and return value logic.

python-sdk/exospherehost/runtime.py (6)

11-33: Outstanding comprehensive documentation.

The class docstring and attribute documentation provide an excellent overview of the Runtime's purpose, functionality, and internal structure. This will greatly assist developers in understanding the system.


35-70: Excellent constructor with improved flexibility.

The updated constructor provides great flexibility by allowing configuration through environment variables or direct parameters. The comprehensive documentation and parameter validation make it much more user-friendly.


72-94: Excellent separation of concerns with thorough validation.

The new private methods demonstrate good software engineering practices by separating environment variable handling from validation logic. The comprehensive validation with clear error messages will help developers troubleshoot configuration issues.


96-106: Good documentation enhancement for utility methods.

The added docstrings make these endpoint helper methods more self-documenting and maintainable.


108-224: Robust node validation with excellent error handling.

The enhanced connect method and validation logic provide clear feedback for debugging issues. The comprehensive documentation and specific BaseNode inheritance checking improve the developer experience.


164-287: Excellent integration with the new typed BaseNode interface.

The updated methods correctly handle the new Pydantic-based outputs using model_dump(), and the enhanced documentation throughout makes the execution flow much clearer. The start method improvement to return a task when running in an existing event loop is a valuable enhancement.

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coderabbitai bot commented Aug 3, 2025

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Review triggered.

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Actionable comments posted: 1

🔭 Outside diff range comments (1)
python-sdk/exospherehost/runtime.py (1)

35-65: Fix parameter name typo.

The parameter state_manage_version should be state_manager_version to maintain consistency with the attribute name _state_manager_version.

-def __init__(self, namespace: str, name: str, state_manager_uri: str | None = None, key: str | None = None, batch_size: int = 16, workers: int = 4, state_manage_version: str = "v0", poll_interval: int = 1):
+def __init__(self, namespace: str, name: str, state_manager_uri: str | None = None, key: str | None = None, batch_size: int = 16, workers: int = 4, state_manager_version: str = "v0", poll_interval: int = 1):

Also update line 65:

-self._state_manager_version = state_manage_version
+self._state_manager_version = state_manager_version
♻️ Duplicate comments (1)
python-sdk/sample.py (1)

5-13: Implementation correctly follows the new typed interface.

The SampleNode properly implements the new Pydantic-based input/output models and the updated execute method signature. The BaseModel import and model definitions are correct.

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 686347a and 44a0c8a.

📒 Files selected for processing (7)
  • python-sdk/README.md (1 hunks)
  • python-sdk/exospherehost/__init__.py (1 hunks)
  • python-sdk/exospherehost/_version.py (1 hunks)
  • python-sdk/exospherehost/node/__init__.py (1 hunks)
  • python-sdk/exospherehost/node/status.py (1 hunks)
  • python-sdk/exospherehost/runtime.py (8 hunks)
  • python-sdk/sample.py (1 hunks)
🧰 Additional context used
🧠 Learnings (3)
📓 Common learnings
Learnt from: NiveditJain
PR: exospherehost/exospherehost#130
File: .github/workflows/ci.yml:22-22
Timestamp: 2025-08-02T12:43:35.075Z
Learning: The exospherehost project requires Python versions > 3.12 for the CI workflow, meaning Python 3.13 or higher should be used despite potential stability concerns with pre-release versions.
Learnt from: NiveditJain
PR: exospherehost/exospherehost#131
File: state-manager/app/models/executed_models.py:0-0
Timestamp: 2025-08-03T04:26:00.148Z
Learning: The exospherehost project is currently in beta phase, so breaking changes in APIs are acceptable and don't require versioning or migration strategies.
📚 Learning: the exospherehost project is currently in beta phase, so breaking changes in apis are acceptable and...
Learnt from: NiveditJain
PR: exospherehost/exospherehost#131
File: state-manager/app/models/executed_models.py:0-0
Timestamp: 2025-08-03T04:26:00.148Z
Learning: The exospherehost project is currently in beta phase, so breaking changes in APIs are acceptable and don't require versioning or migration strategies.

Applied to files:

  • python-sdk/exospherehost/_version.py
  • python-sdk/exospherehost/__init__.py
📚 Learning: the exospherehost project requires python versions > 3.12 for the ci workflow, meaning python 3.13 o...
Learnt from: NiveditJain
PR: exospherehost/exospherehost#130
File: .github/workflows/ci.yml:22-22
Timestamp: 2025-08-02T12:43:35.075Z
Learning: The exospherehost project requires Python versions > 3.12 for the CI workflow, meaning Python 3.13 or higher should be used despite potential stability concerns with pre-release versions.

Applied to files:

  • python-sdk/exospherehost/_version.py
  • python-sdk/exospherehost/__init__.py
🧬 Code Graph Analysis (2)
python-sdk/exospherehost/node/__init__.py (2)
python-sdk/exospherehost/node/BaseNode.py (2)
  • BaseNode (6-85)
  • BaseNode (5-17)
python-sdk/exospherehost/node/status.py (1)
  • Status (11-44)
python-sdk/exospherehost/node/status.py (2)
state-manager/app/models/state_status_enum.py (1)
  • StateStatusEnum (4-14)
state-manager/app/models/executed_models.py (1)
  • ExecutedResponseModel (9-10)
🔇 Additional comments (14)
python-sdk/exospherehost/_version.py (1)

1-1: PEP 440 compliance issue resolved.

The version string now correctly includes the numeric suffix "0" making "0.0.6b0" compliant with PEP 440 standards, addressing the previous review feedback.

python-sdk/exospherehost/__init__.py (1)

1-35: Excellent comprehensive documentation with working example.

The module docstring provides clear documentation of the SDK's purpose and components. The example correctly demonstrates the new typed node interface with Pydantic models and the updated Runtime constructor signature. The BaseModel import is properly included, addressing previous feedback.

python-sdk/exospherehost/node/__init__.py (1)

13-16: Clean resolution of import/export issues.

The explicit imports and properly maintained __all__ list address the previous concerns about star-import namespace pollution. The module now provides clear, controlled access to BaseNode and Status.

python-sdk/exospherehost/node/status.py (1)

11-44: Excellent implementation of type-safe status enum.

The conversion from plain string constants to a Status enum addresses the previous feedback perfectly. The implementation provides type safety, IDE autocompletion, and clear documentation. The status values are consistent with the state-manager's StateStatusEnum, ensuring compatibility across the system.

python-sdk/sample.py (1)

15-18: Runtime initialization updated correctly.

The Runtime constructor now uses the new signature with namespace and name parameters, which aligns with the enhanced configuration approach described in the PR objectives.

python-sdk/README.md (3)

8-17: Good adoption of Pydantic for type safety!

The introduction of Pydantic models for inputs and outputs provides strong type validation and improves the developer experience with better IDE support and runtime validation.


18-20: Type-safe method signature improves maintainability.

The updated execute method signature with typed inputs and outputs ensures compile-time type checking and better documentation of the expected data structures.


22-26: Clear documentation of environment variable requirements.

The comment helpfully documents the required environment variables, and the simplified initialization improves usability by reducing boilerplate code.

python-sdk/exospherehost/runtime.py (6)

1-33: Excellent documentation additions!

The comprehensive class docstring and attribute documentation significantly improve code maintainability and developer experience.


72-94: Well-structured configuration and validation logic.

The separation of environment variable loading and validation into dedicated methods improves code organization. The validation provides clear error messages for debugging.


108-124: Good validation in connect method.

The added documentation and explicit validation of nodes improves the robustness of the runtime setup.


243-244: Good handling of single output case.

The addition of the isinstance check properly handles nodes that return a single output object rather than a list, improving API flexibility.


271-286: Flexible start method implementation.

The updated start method elegantly handles both async and sync contexts, making the runtime more versatile for different use cases.


164-174: No action needed: BaseNode.Outputs is defined and correctly used.

Verified that BaseNode includes a nested Outputs class subclassing BaseModel. The List[BaseNode.Outputs] annotation and use of model_dump() are both valid.

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coderabbitai bot commented Aug 3, 2025

✅ Actions performed

Review triggered.

Note: CodeRabbit is an incremental review system and does not re-review already reviewed commits. This command is applicable only when automatic reviews are paused.

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