| import os | |
| from pathlib import Path | |
| from typing import Union | |
| class FileIO: | |
| def __init__(self, path: Union[os.PathLike, str]): | |
| if isinstance(path, str): | |
| path = Path(path) | |
| self.path = path | |
| def read(self): # Returns bytes/str | |
| # We would like to read unicode here, but we cannot, because we are not | |
| # sure if it is a valid unicode file. Therefore just read whatever is | |
| # here. | |
| with open(self.path, 'rb') as f: | |
| return f.read() | |
| def get_last_modified(self): | |
| """ | |
| Returns float - timestamp or None, if path doesn't exist. | |
| """ | |
| try: | |
| return os.path.getmtime(self.path) | |
| except FileNotFoundError: | |
| return None | |
| def __repr__(self): | |
| return '%s(%s)' % (self.__class__.__name__, self.path) | |
| class KnownContentFileIO(FileIO): | |
| def __init__(self, path, content): | |
| super().__init__(path) | |
| self._content = content | |
| def read(self): | |
| return self._content | |