Doc styling (#8067)

* Important files

* Styling them all

* Revert "Styling them all"

This reverts commit 7d029395fdae8513b8281cbc2a6c239f8093503e.

* Syling them for realsies

* Fix syntax error

* Fix benchmark_utils

* More fixes

* Fix modeling auto and script

* Remove new line

* Fixes

* More fixes

* Fix more files

* Style

* Add FSMT

* More fixes

* More fixes

* More fixes

* More fixes

* Fixes

* More fixes

* More fixes

* Last fixes

* Make sphinx happy

src/transformers/hf_api.py

@@ -104,11 +104,9 @@ class HfApi:
         """
         Call HF API to sign in a user and get a token if credentials are valid.
 
-        Outputs:
-            token if credentials are valid
+        Outputs: token if credentials are valid
 
-        Throws:
-            requests.exceptions.HTTPError if credentials are invalid
+        Throws: requests.exceptions.HTTPError if credentials are invalid
         """
         path = "{}/api/login".format(self.endpoint)
         r = requests.post(path, json={"username": username, "password": password})
@@ -152,8 +150,7 @@ class HfApi:
         """
         Get a presigned url, then upload file to S3.
 
-        Outputs:
-            url: Read-only url for the stored file on S3.
+        Outputs: url: Read-only url for the stored file on S3.
         """
         urls = self.presign(token, filename=filename, organization=organization)
         # streaming upload:
@@ -206,11 +203,10 @@ class HfApi:
 
 class TqdmProgressFileReader:
     """
-    Wrap an io.BufferedReader `f` (such as the output of `open(…, "rb")`)
-    and override `f.read()` so as to display a tqdm progress bar.
+    Wrap an io.BufferedReader `f` (such as the output of `open(…, "rb")`) and override `f.read()` so as to display a
+    tqdm progress bar.
 
-    see github.com/huggingface/transformers/pull/2078#discussion_r354739608
-    for implementation details.
+    see github.com/huggingface/transformers/pull/2078#discussion_r354739608 for implementation details.
     """
 
     def __init__(self, f: io.BufferedReader):
@@ -254,8 +250,7 @@ class HfFolder:
     @classmethod
     def delete_token(cls):
         """
-        Delete token.
-        Do not fail if token does not exist.
+        Delete token. Do not fail if token does not exist.
         """
         try:
             os.remove(cls.path_token)