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Allow ls() on single file in arrowFS #1931

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Merged
merged 1 commit into from
Oct 14, 2025
Merged

Allow ls() on single file in arrowFS #1931

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11 changes: 7 additions & 4 deletions fsspec/implementations/arrow.py
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Original file line number Diff line number Diff line change
Expand Up @@ -75,10 +75,13 @@ def ls(self, path, detail=False, **kwargs):
path = self._strip_protocol(path)
from pyarrow.fs import FileSelector

entries = [
self._make_entry(entry)
for entry in self.fs.get_file_info(FileSelector(path))
]
try:
entries = [
self._make_entry(entry)
for entry in self.fs.get_file_info(FileSelector(path))
]
except (FileNotFoundError, NotADirectoryError):
entries = [self.info(path, **kwargs)]
if detail:
return entries
else:
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11 changes: 11 additions & 0 deletions fsspec/implementations/tests/test_arrow.py
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,17 @@ def test_ls(fs, remote_dir):
assert dirs == expected


def test_ls_one(fs, remote_dir):
if remote_dir != "/":
remote_dir = remote_dir + "/"
fs.mkdir(remote_dir + "dir/")
file = remote_dir + "dir/test_one"
fs.touch(file)

out = fs.ls(file, detail=True)
assert out[0] == fs.info(file)


def test_mkdir(fs, remote_dir):
if remote_dir != "/":
remote_dir = remote_dir + "/"
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