Standard Library

Demonstrates state operations in Tactus workflows. This example shows: - Initializing state with metatable syntax (`state.key = value`) - Using `State.increment()` for atomic counter operations - Reading state values for output and validation - Tracking workflow progress with state variables - State assertions in specifications

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Comprehensive demonstration of file I/O operations across different formats. This example shows: - Reading CSV files with automatic header handling - Processing data with Lua table operations - Writing results to multiple formats (CSV, JSON, text) - Using `require()` to import I/O libraries (`tactus.io.csv`, `tactus.io.json`, `tactus.io.file`) - Relative file paths from procedure directory - Working with the gitignored `output/` folder

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Shows how to manage conversation history with the MessageHistory primitive. This example demonstrates: - Manually injecting system messages with `MessageHistory.inject_system()` - Appending user messages with `MessageHistory.append()` - Retrieving full conversation history with `MessageHistory.get()` - Iterating through messages with `python.iter()` - Tracking conversation length and message roles - Clearing history when needed with `MessageHistory.clear()`

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