Source code for selenium.webdriver.remote.file_detector

# Licensed to the Software Freedom Conservancy (SFC) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The SFC licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

from abc import ABCMeta, abstractmethod
from contextlib import suppress
from pathlib import Path
from typing import Optional

from selenium.types import AnyKey
from selenium.webdriver.common.utils import keys_to_typing


[docs] class FileDetector(metaclass=ABCMeta): """Used for identifying whether a sequence of chars represents the path to a file."""
[docs] @abstractmethod def is_local_file(self, *keys: AnyKey) -> Optional[str]: raise NotImplementedError
[docs] class UselessFileDetector(FileDetector): """A file detector that never finds anything."""
[docs] def is_local_file(self, *keys: AnyKey) -> Optional[str]: return None
[docs] class LocalFileDetector(FileDetector): """Detects files on the local disk."""
[docs] def is_local_file(self, *keys: AnyKey) -> Optional[str]: file_path = "".join(keys_to_typing(keys)) with suppress(OSError): if Path(file_path).is_file(): return file_path return None