[Release] google/adk-python v2.1.0: v2.1.0

Google ADK Python v2.1.0 introduces significant enhancements for data agents, sandbox management, and telemetry tracking. Key additions include chart generation capabilities, template/snapshot-based sandbox creation, and improved user tracking via telemetry. The release addresses multiple bug fixes across CI/CD workflows, CLI functionality, tool argument conversion, and import optimization to enhance stability and performance.

Key Points

• •Add chart generation and artifact loading capabilities to data agents for enhanced visualization
• •Enable sandbox creation from templates and snapshots for flexible environment setup
• •Implement user.id tracking in gen_ai.user.message logs for improved telemetry and analytics
• •Fix error message telemetry for tool calls to ensure accurate error tracking
• •Preserve transcription event order in conversation trajectory for accurate conversation history
• •Resolve multiple circular import issues in base_tool and llm_request modules
• •Implement lazy imports for GCS evaluation managers and google-cloud-storage to reduce dependencies
• •Fix CLI --reload_agents functionality for web environments
• •Update EditFileTool to handle cross-platform line breaks and regex character escaping
• •Prevent MCP tool errors from causing session drops for improved resilience

Workflow Diagram

Concepts