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"""Helpers for filesystem-dependent tests.
"""
import os
from functools import partial
from itertools import chain
from typing import Iterator, List, Set
def get_filelist(base: str) -> Set[str]:
def join(dirpath: str, dirnames: List[str], filenames: List[str]) -> Iterator[str]:
relative_dirpath = os.path.relpath(dirpath, base)
join_dirpath = partial(os.path.join, relative_dirpath)
return chain(
(join_dirpath(p) for p in dirnames),
(join_dirpath(p) for p in filenames),
)
return set(chain.from_iterable(join(*dirinfo) for dirinfo in os.walk(base)))
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