add DVCFileSystem to the registry (#1049)

* add DVCFileSystem to the registry

* docs: add link to dvc

Author: skshetry

Diff for: .coveragerc

@@ -2,7 +2,6 @@
 omit =
     */test_*.py
     fsspec/_version.py
-    fsspec/implementations/dvc.py
     fsspec/implementations/github.py
     fsspec/implementations/hdfs.py
 source =

Diff for: docs/source/api.rst

@@ -211,6 +211,7 @@ Other Known Implementations
 - `wandbfs`_ to access Wandb run data (experimental)
 - `ossfs`_ for Alibaba Cloud (Aliyun) Object Storage System (OSS)
 - `webdav4`_ for WebDAV
+- `dvc`_ to access DVC/Git repository as a filesystem
 
 .. _s3fs: https://s3fs.readthedocs.io/en/latest/
 .. _gcsfs: https://gcsfs.readthedocs.io/en/latest/
@@ -222,6 +223,7 @@ Other Known Implementations
 .. _wandbfs: https://github.com/jkulhanek/wandbfs
 .. _ossfs: https://github.com/fsspec/ossfs
 .. _webdav4: https://github.com/skshetry/webdav4
+.. _dvc: https://github.com/iterative/dvc
 
 .. _readbuffering:
 

Diff for: fsspec/implementations/dvc.py

@@ -202,6 +202,10 @@ def register_implementation(name, cls, clobber=True, errtxt=None):
         "class": "webdav4.fsspec.WebdavFileSystem",
         "err": "Install webdav4 to access WebDAV",
     },
+    "dvc": {
+        "class": "dvc.api.DVCFileSystem",
+        "err": "Install dvc to access DVCFileSystem",
+    },
     "root": {
         "class": "fsspec_xrootd.XRootDFileSystem",
         "err": "Install fsspec-xrootd to access xrootd storage system."

Diff for: fsspec/registry.py

@@ -25,7 +25,7 @@ ignore =
 
 [isort]
 known_first_party=fsspec
-known_third_party=aiohttp,dask,distributed,dvc,fuse,libarchive,numpy,panel,paramiko,pyarrow,pygit2,pytest,requests,s3fs,setuptools,smbclient
+known_third_party=aiohttp,dask,distributed,fuse,libarchive,numpy,panel,paramiko,pyarrow,pygit2,pytest,requests,s3fs,setuptools,smbclient
 multi_line_output=3
 include_trailing_comma=True
 force_grid_wrap=0