| import os |
| from datetime import datetime, timezone |
| from typing import List, Optional, Text, Union |
| |
| |
| def file_exists(path: Union[bytes, str, "os.PathLike[Text]"]) -> bool: |
| """Validates file path as existing local file""" |
| return os.path.isfile(path) |
| |
| |
| def get_file_modtime(path: Union[bytes, str, "os.PathLike[Text]"]) -> Text: |
| """Returns ISO formatted file modification time in local system timezone""" |
| return ( |
| datetime.fromtimestamp(os.stat(path).st_mtime, timezone.utc) |
| .astimezone() |
| .isoformat() |
| ) |
| |
| |
| def get_tables_argument_list(table_list: Optional[List[Text]]) -> Optional[List[Text]]: |
| """Converts a list of OpenType table string into a Python list or |
| return None if the table_list was not defined (i.e., it was not included |
| in an option on the command line). Tables that are composed of three |
| characters must be right padded with a space.""" |
| if table_list is None: |
| return None |
| else: |
| return [table.ljust(4) for table in table_list] |
