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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def sort_kate_imports(add_imports=(), remove_imports=()):
 """Sorts imports within Kate while maintaining cursor position and selection, even if length of file changes."""

    document = kate.activeDocument()
    view = document.activeView()
    position = view.cursorPosition()
    selection = view.selectionRange()
    sorter = SortImports(file_contents=document.text(), add_imports=add_imports, remove_imports=remove_imports,
                         settings_path=os.path.dirname(os.path.abspath(str(document.url().path()))))
    document.setText(sorter.output)
    position.setLine(position.line() + sorter.length_change)
    if selection:
        start = selection.start()
        start.setLine(start.line() + sorter.length_change)
        end = selection.end()
        end.setLine(end.line() + sorter.length_change)
        selection.setRange(start, end)
        view.setSelection(selection)
    view.setCursorPosition(position)