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06/10/2025 09:51:14 PM
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__init__.py
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06/10/2025 09:51:03 PM
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__pycache__
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completer.py
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dummy_readline.py
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obj.py
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util.py
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Editing: completer.py
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"""Provides Tab completion when prompting users for a path.""" import glob from types import TracebackType from typing import Callable from typing import Iterator from typing import Literal from typing import Optional from typing import Type # readline module is not available on all systems try: import readline except ImportError: import certbot._internal.display.dummy_readline as readline # type: ignore class Completer: """Provides Tab completion when prompting users for a path. This class is meant to be used with readline to provide Tab completion for users entering paths. The complete method can be passed to readline.set_completer directly, however, this function works best as a context manager. For example: with Completer(): raw_input() In this example, Tab completion will be available during the call to raw_input above, however, readline will be restored to its previous state when exiting the body of the with statement. """ def __init__(self) -> None: self._iter: Iterator[str] self._original_completer: Optional[Callable] self._original_delims: str def complete(self, text: str, state: int) -> Optional[str]: """Provides path completion for use with readline. :param str text: text to offer completions for :param int state: which completion to return :returns: possible completion for text or ``None`` if all completions have been returned :rtype: str """ if state == 0: self._iter = glob.iglob(text + '*') return next(self._iter, None) def __enter__(self) -> None: self._original_completer = readline.get_completer() self._original_delims = readline.get_completer_delims() readline.set_completer(self.complete) readline.set_completer_delims(' \t\n;') # readline can be implemented using GNU readline, pyreadline or libedit # which have different configuration syntax if readline.__doc__ is not None and 'libedit' in readline.__doc__: readline.parse_and_bind('bind ^I rl_complete') else: readline.parse_and_bind('tab: complete') def __exit__(self, unused_type: Optional[Type[BaseException]], unused_value: Optional[BaseException], unused_traceback: Optional[TracebackType]) -> 'Literal[False]': readline.set_completer_delims(self._original_delims) readline.set_completer(self._original_completer) return False