replace pyfilesystem2 with fsspec

README.rst

@@ -56,7 +56,7 @@ Use fs.open_fs to open a filesystem with a FAT `FS URL <https://pyfilesystem2.re
 
 .. code-block:: python
 
-   import fs
+   import fsspec as fs
    my_fs = fs.open_fs("fat:///dev/sda1")
 
 
@@ -85,7 +85,7 @@ long file names of the VFAT extension, as LFN are always stored as UTF-16-LE.
 
 .. code-block:: python
 
-   import fs
+   import fsspec as fs
    my_fs = fs.open_fs("fat:///dev/sda1?encoding=cp1252")
 
 
@@ -97,7 +97,7 @@ complete disk images can be read if the location of the partition is known:
 
 .. code-block:: python
 
-   import fs
+   import fsspec as fs
    my_fs = fs.open_fs("fat:///dev/sda?offset=32256")
 
 
@@ -110,7 +110,7 @@ but can be disabled by setting preserve_case to ``false``:
 
 .. code-block:: python
 
-   import fs
+   import fsspec as fs
    my_fs = fs.open_fs("fat:///dev/sda1?preserve_case=false")
 
 
@@ -122,7 +122,7 @@ This defaults to false but can be enabled by setting read_only to ``true``:
 
 .. code-block:: python
 
-   import fs
+   import fsspec as fs
    my_fs = fs.open_fs("fat:///dev/sda1?read_only=true")
 
 
@@ -134,7 +134,7 @@ Affects all directory entries' creation, modification and access times.
 
 .. code-block:: python
 
-    import fs
+    import fsspec as fs
     my_fs = fs.open_fs("fat:///dev/sda1?utc=true")
 
 
@@ -147,7 +147,7 @@ recursion / directory loops.
 
 .. code-block:: python
 
-    import fs
+    import fsspec as fs
     my_fs = fs.open_fs("fat:///dev/sda1?lazy_load=false")
 .. pyfilesystem-quickstart-end
 

pyfatfs/FATDirectoryEntry.py

@@ -464,8 +464,7 @@ def _search_entry(self, name: str):
             if entry.get_short_name() == name:
                 return entry
 
-        raise PyFATException(f'Cannot find entry {name}',
-                             errno=errno.ENOENT)
+        raise OSError(errno.ENOENT, f'No such file or directory: {name!r}')
 
     def get_entry(self, path: str):
         """Get sub-entry if current entry is a directory.

pyfatfs/FatIO.py

@@ -6,18 +6,25 @@
 import threading
 from typing import Union, Optional
 
-from fs.mode import Mode
 from pyfatfs import PyFATException
 
 from pyfatfs.PyFat import PyFat
 
 
+class DefaultModeReadOnly:
+    def __init__(self):
+        self.truncate = False
+        self.appending = False
+        self.reading = True
+        self.writing = False
+
+
 class FatIO(io.RawIOBase):
     """Wrap basic I/O operations for PyFat."""
 
     def __init__(self, fs: PyFat,
                  path: str,
-                 mode: Mode = Mode('r')) -> None:
+                 mode = DefaultModeReadOnly()) -> None:
         """Wrap basic I/O operations for PyFat. **Currently read-only**.
 
         :param fs: `PyFat`: Instance of opened filesystem

pyfatfs/PyFat.py

@@ -845,13 +845,6 @@ def close(self):
         self.__fp.close()
         self.initialized = False
 
-    def __del__(self):
-        """Try to close open handles."""
-        try:
-            self.close()
-        except PyFATException:
-            pass
-
     def __determine_fat_type(self) -> Union["PyFat.FAT_TYPE_FAT12",
                                             "PyFat.FAT_TYPE_FAT16",
                                             "PyFat.FAT_TYPE_FAT32"]: