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SDK Changelog

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[2.0.0] - 2024-12-15

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🎉 Major Release

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✨ Added

• AI Workflow Generation: Generate workflows from natural language using ADK provider
• Streaming Execution: Real-time workflow execution updates
• Provider System: Extensible provider architecture for different orchestration backends
• MCP Server: Model Context Protocol server for AI integration
• Enhanced DSL: More intuitive Python DSL with decorators
• Inline Agents: Embed AI decision-making directly in workflows
• Resource Management: Better container resource allocation
• Parallel Execution: Native support for parallel step execution

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🔄 Changed

• API Redesign: Cleaner, more intuitive API structure
• Client Configuration: Simplified client initialization
• Error Handling: More descriptive error messages and types
• Step Definition: Unified step creation interface
• Default Runner: Changed from “auto” to “kubiya-hosted”

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🐛 Fixed

• Context loading issues with ADK provider
• Streaming event formatting
• Authentication with UserKey format
• Runner selection logic

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💥 Breaking Changes

• Removed workflow.add_step() in favor of DSL approach
• Changed provider initialization API
• Updated streaming event structure
• Renamed several core classes for clarity

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📚 Documentation

• Complete documentation overhaul
• New SDK deep dive section
• Comprehensive examples
• API reference updates

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[1.5.0] - 2024-11-01

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✨ Added

• Basic workflow composition
• Docker container support
• Simple retry mechanisms
• Environment variable management

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🔄 Changed

• Improved error messages
• Better validation logic
• Updated dependencies

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🐛 Fixed

• Memory leaks in long-running workflows
• Docker socket permission issues
• Windows compatibility problems

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[1.0.0] - 2024-09-15

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🎉 Initial Release

• Basic workflow definition and execution
• Python DSL for workflow creation
• Command-line interface
• Docker integration
• Simple step types (shell, python)

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Version Guidelines

• Major (X.0.0): Breaking API changes
• Minor (0.X.0): New features, backward compatible
• Patch (0.0.X): Bug fixes, backward compatible

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Upgrade Guide

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From 1.x to 2.0

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Client Initialization

from kubiya_sdk import KubiyaClient

client = KubiyaClient(
    token="...",
    base_url="..."
)

from kubiya_workflow_sdk import Client

client = Client(
    api_key="key_...",
    api_url="https://api.kubiya.ai"
)

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Workflow Definition

workflow = Workflow("my-workflow")
workflow.add_step(ShellStep("echo", "echo 'Hello'"))
workflow.add_step(PythonStep("process", "print('Processing')"))

@workflow(name="my-workflow")
def my_workflow():
    step.shell("echo 'Hello'", name="echo")
    step.python("print('Processing')", name="process")

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Streaming

# Not supported
result = client.run_workflow(workflow)
print(result)

# Real-time streaming
for event in client.execute_workflow(workflow, stream=True):
    if event.type == "log":
        print(event.data["message"])

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Error Handling

try:
    client.run_workflow(workflow)
except Exception as e:
    print(f"Error: {e}")

from kubiya_workflow_sdk.errors import (
    ValidationError,
    ExecutionError,
    StepError
)

try:
    client.execute_workflow(workflow)
except StepError as e:
    print(f"Step {e.step_name} failed: {e.message}")
except ExecutionError as e:
    print(f"Workflow failed: {e}")

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Deprecation Policy

• Features marked as deprecated will be maintained for at least 2 minor versions
• Deprecation warnings will be added to affected code
• Migration guides will be provided for deprecated features
• Breaking changes only occur in major version releases

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Support Policy

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Support Levels

• Current: Full support, new features, bug fixes
• Maintenance: Critical bug fixes only
• End of Life: No support, upgrade recommended

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Reporting Issues

1. Check existing issues
2. Create a new issue
3. Include:
   • SDK version
   • Python version
   • Minimal reproduction code
   • Error messages/logs

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Future Roadmap

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Version 2.1 (Q1 2025)

• Enhanced provider ecosystem
• Advanced scheduling capabilities
• Workflow versioning
• Blue-green deployments

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Version 2.2 (Q2 2025)

• GraphQL API support
• Workflow marketplace
• Visual workflow designer integration
• Enhanced monitoring and alerting

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Version 3.0 (Q3 2025)

• Complete async/await support
• Distributed workflow execution
• Advanced AI orchestration
• Multi-cloud native support

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Contributing