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TOOL_PROGRESS_STREAM_KEY

adk_rust

Constant TOOL_PROGRESS_STREAM_KEY 

Source 
pub const TOOL_PROGRESS_STREAM_KEY: &'static str;
Expand description

Core traits and types.

Always available regardless of feature flags. Includes:

  • Agent - The fundamental trait for all agents
  • Tool / Toolset - For extending agents with capabilities
  • Session / State - For managing conversation context
  • Event - For streaming agent responses
  • AdkError / Result - Unified error handling Event-level provider_metadata key marking a tool-progress event and naming its output stream (e.g. "stdout", "stderr"). Present only on events produced by ToolContext::emit_progress.