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from .. import filesystem
from ..asyn import AsyncFileSystem
class DirFileSystem(AsyncFileSystem):
"""Directory prefix filesystem
The DirFileSystem is a filesystem-wrapper. It assumes every path it is dealing with
is relative to the `path`. After performing the necessary paths operation it
delegates everything to the wrapped filesystem.
"""
protocol = "dir"
def __init__(
self,
path=None,
fs=None,
fo=None,
target_protocol=None,
target_options=None,
**storage_options,
):
"""
Parameters
----------
path: str
Path to the directory.
fs: AbstractFileSystem
An instantiated filesystem to wrap.
target_protocol, target_options:
if fs is none, construct it from these
fo: str
Alternate for path; do not provide both
"""
super().__init__(**storage_options)
if fs is None:
fs = filesystem(protocol=target_protocol, **(target_options or {}))
if (path is not None) ^ (fo is not None) is False:
raise ValueError("Provide path or fo, not both")
path = path or fo
if self.asynchronous and not fs.async_impl:
raise ValueError("can't use asynchronous with non-async fs")
if fs.async_impl and self.asynchronous != fs.asynchronous:
raise ValueError("both dirfs and fs should be in the same sync/async mode")
self.path = fs._strip_protocol(path)
self.fs = fs
def _join(self, path):
if isinstance(path, str):
if not self.path:
return path
if not path:
return self.path
return self.fs.sep.join((self.path, self._strip_protocol(path)))
if isinstance(path, dict):
return {self._join(_path): value for _path, value in path.items()}
return [self._join(_path) for _path in path]
def _relpath(self, path):
if isinstance(path, str):
if not self.path:
return path
if path == self.path:
return ""
prefix = self.path + self.fs.sep
assert path.startswith(prefix)
return path[len(prefix) :]
return [self._relpath(_path) for _path in path]
# Wrappers below
@property
def sep(self):
return self.fs.sep
async def set_session(self, *args, **kwargs):
return await self.fs.set_session(*args, **kwargs)
async def _rm_file(self, path, **kwargs):
return await self.fs._rm_file(self._join(path), **kwargs)
def rm_file(self, path, **kwargs):
return self.fs.rm_file(self._join(path), **kwargs)
async def _rm(self, path, *args, **kwargs):
return await self.fs._rm(self._join(path), *args, **kwargs)
def rm(self, path, *args, **kwargs):
return self.fs.rm(self._join(path), *args, **kwargs)
async def _cp_file(self, path1, path2, **kwargs):
return await self.fs._cp_file(self._join(path1), self._join(path2), **kwargs)
def cp_file(self, path1, path2, **kwargs):
return self.fs.cp_file(self._join(path1), self._join(path2), **kwargs)
async def _copy(
self,
path1,
path2,
*args,
**kwargs,
):
return await self.fs._copy(
self._join(path1),
self._join(path2),
*args,
**kwargs,
)
def copy(self, path1, path2, *args, **kwargs):
return self.fs.copy(
self._join(path1),
self._join(path2),
*args,
**kwargs,
)
async def _pipe(self, path, *args, **kwargs):
return await self.fs._pipe(self._join(path), *args, **kwargs)
def pipe(self, path, *args, **kwargs):
return self.fs.pipe(self._join(path), *args, **kwargs)
async def _pipe_file(self, path, *args, **kwargs):
return await self.fs._pipe_file(self._join(path), *args, **kwargs)
def pipe_file(self, path, *args, **kwargs):
return self.fs.pipe_file(self._join(path), *args, **kwargs)
async def _cat_file(self, path, *args, **kwargs):
return await self.fs._cat_file(self._join(path), *args, **kwargs)
def cat_file(self, path, *args, **kwargs):
return self.fs.cat_file(self._join(path), *args, **kwargs)
async def _cat(self, path, *args, **kwargs):
ret = await self.fs._cat(
self._join(path),
*args,
**kwargs,
)
if isinstance(ret, dict):
return {self._relpath(key): value for key, value in ret.items()}
return ret
def cat(self, path, *args, **kwargs):
ret = self.fs.cat(
self._join(path),
*args,
**kwargs,
)
if isinstance(ret, dict):
return {self._relpath(key): value for key, value in ret.items()}
return ret
async def _put_file(self, lpath, rpath, **kwargs):
return await self.fs._put_file(lpath, self._join(rpath), **kwargs)
def put_file(self, lpath, rpath, **kwargs):
return self.fs.put_file(lpath, self._join(rpath), **kwargs)
async def _put(
self,
lpath,
rpath,
*args,
**kwargs,
):
return await self.fs._put(
lpath,
self._join(rpath),
*args,
**kwargs,
)
def put(self, lpath, rpath, *args, **kwargs):
return self.fs.put(
lpath,
self._join(rpath),
*args,
**kwargs,
)
async def _get_file(self, rpath, lpath, **kwargs):
return await self.fs._get_file(self._join(rpath), lpath, **kwargs)
def get_file(self, rpath, lpath, **kwargs):
return self.fs.get_file(self._join(rpath), lpath, **kwargs)
async def _get(self, rpath, *args, **kwargs):
return await self.fs._get(self._join(rpath), *args, **kwargs)
def get(self, rpath, *args, **kwargs):
return self.fs.get(self._join(rpath), *args, **kwargs)
async def _isfile(self, path):
return await self.fs._isfile(self._join(path))
def isfile(self, path):
return self.fs.isfile(self._join(path))
async def _isdir(self, path):
return await self.fs._isdir(self._join(path))
def isdir(self, path):
return self.fs.isdir(self._join(path))
async def _size(self, path):
return await self.fs._size(self._join(path))
def size(self, path):
return self.fs.size(self._join(path))
async def _exists(self, path):
return await self.fs._exists(self._join(path))
def exists(self, path):
return self.fs.exists(self._join(path))
async def _info(self, path, **kwargs):
return await self.fs._info(self._join(path), **kwargs)
def info(self, path, **kwargs):
return self.fs.info(self._join(path), **kwargs)
async def _ls(self, path, detail=True, **kwargs):
ret = (await self.fs._ls(self._join(path), detail=detail, **kwargs)).copy()
if detail:
out = []
for entry in ret:
entry = entry.copy()
entry["name"] = self._relpath(entry["name"])
out.append(entry)
return out
return self._relpath(ret)
def ls(self, path, detail=True, **kwargs):
ret = self.fs.ls(self._join(path), detail=detail, **kwargs).copy()
if detail:
out = []
for entry in ret:
entry = entry.copy()
entry["name"] = self._relpath(entry["name"])
out.append(entry)
return out
return self._relpath(ret)
async def _walk(self, path, *args, **kwargs):
async for root, dirs, files in self.fs._walk(self._join(path), *args, **kwargs):
yield self._relpath(root), dirs, files
def walk(self, path, *args, **kwargs):
for root, dirs, files in self.fs.walk(self._join(path), *args, **kwargs):
yield self._relpath(root), dirs, files
async def _glob(self, path, **kwargs):
detail = kwargs.get("detail", False)
ret = await self.fs._glob(self._join(path), **kwargs)
if detail:
return {self._relpath(path): info for path, info in ret.items()}
return self._relpath(ret)
def glob(self, path, **kwargs):
detail = kwargs.get("detail", False)
ret = self.fs.glob(self._join(path), **kwargs)
if detail:
return {self._relpath(path): info for path, info in ret.items()}
return self._relpath(ret)
async def _du(self, path, *args, **kwargs):
total = kwargs.get("total", True)
ret = await self.fs._du(self._join(path), *args, **kwargs)
if total:
return ret
return {self._relpath(path): size for path, size in ret.items()}
def du(self, path, *args, **kwargs):
total = kwargs.get("total", True)
ret = self.fs.du(self._join(path), *args, **kwargs)
if total:
return ret
return {self._relpath(path): size for path, size in ret.items()}
async def _find(self, path, *args, **kwargs):
detail = kwargs.get("detail", False)
ret = await self.fs._find(self._join(path), *args, **kwargs)
if detail:
return {self._relpath(path): info for path, info in ret.items()}
return self._relpath(ret)
def find(self, path, *args, **kwargs):
detail = kwargs.get("detail", False)
ret = self.fs.find(self._join(path), *args, **kwargs)
if detail:
return {self._relpath(path): info for path, info in ret.items()}
return self._relpath(ret)
async def _expand_path(self, path, *args, **kwargs):
return self._relpath(
await self.fs._expand_path(self._join(path), *args, **kwargs)
)
def expand_path(self, path, *args, **kwargs):
return self._relpath(self.fs.expand_path(self._join(path), *args, **kwargs))
async def _mkdir(self, path, *args, **kwargs):
return await self.fs._mkdir(self._join(path), *args, **kwargs)
def mkdir(self, path, *args, **kwargs):
return self.fs.mkdir(self._join(path), *args, **kwargs)
async def _makedirs(self, path, *args, **kwargs):
return await self.fs._makedirs(self._join(path), *args, **kwargs)
def makedirs(self, path, *args, **kwargs):
return self.fs.makedirs(self._join(path), *args, **kwargs)
def rmdir(self, path):
return self.fs.rmdir(self._join(path))
def mv(self, path1, path2, **kwargs):
return self.fs.mv(
self._join(path1),
self._join(path2),
**kwargs,
)
def touch(self, path, **kwargs):
return self.fs.touch(self._join(path), **kwargs)
def created(self, path):
return self.fs.created(self._join(path))
def modified(self, path):
return self.fs.modified(self._join(path))
def sign(self, path, *args, **kwargs):
return self.fs.sign(self._join(path), *args, **kwargs)
def __repr__(self):
return f"{self.__class__.__qualname__}(path='{self.path}', fs={self.fs})"
def open(
self,
path,
*args,
**kwargs,
):
return self.fs.open(
self._join(path),
*args,
**kwargs,
)