Code Documentation Generator

Generate comprehensive documentation for the following code. Include:

1. **Overview**: What does this code do?
2. **Parameters/Arguments**: List all parameters with types and descriptions
3. **Returns**: What does it return?
4. **Example Usage**: Provide clear usage examples
5. **Edge Cases**: Any important edge cases to handle
6. **Dependencies**: Required imports or dependencies

Code:
```
[PASTE YOUR CODE HERE]
```

Generate documentation in a clean, readable format.