from typing import TYPE_CHECKING from .segment import Segment if TYPE_CHECKING: from .console import Console, ConsoleOptions, RenderResult STRIP_CONTROL_CODES = [ 8, # Backspace 11, # Vertical tab 12, # Form feed 13, # Carriage return ] _CONTROL_TRANSLATE = {_codepoint: None for _codepoint in STRIP_CONTROL_CODES} class Control: """A renderable that inserts a control code (non printable but may move cursor). Args: control_codes (str): A string containing control codes. """ __slots__ = ["_control_codes"] def __init__(self, control_codes: str) -> None: self._control_codes = Segment.control(control_codes) def __str__(self) -> str: return self._control_codes.text def __rich_console__( self, console: "Console", options: "ConsoleOptions" ) -> "RenderResult": yield self._control_codes def strip_control_codes(text: str, _translate_table=_CONTROL_TRANSLATE) -> str: """Remove control codes from text. Args: text (str): A string possibly contain control codes. Returns: str: String with control codes removed. """ return text.translate(_translate_table) if __name__ == "__main__": # pragma: no cover print(strip_control_codes("hello\rWorld"))