lint: Upgrade to new version of black

diff --git a/tornado/httputil.py b/tornado/httputil.py
index 42dd36b322460557e8e6daef9da382cbefb1f5a1..3234803b09f7cdb0b28dda6521a53a297a463847 100644 (file)
--- a/tornado/httputil.py
+++ b/tornado/httputil.py
@@ -667,7 +667,7 @@ class HTTPFile(ObjectDict):
 
 
 def _parse_request_range(
-    range_header: str
+    range_header: str,
 ) -> Optional[Tuple[Optional[int], Optional[int]]]:
     """Parses a Range header.
 

diff --git a/tornado/tcpclient.py b/tornado/tcpclient.py
index 12dc7485535aa7aecaec2e0fc150d56779f2b9e1..45d721db64fc33ae88d8d07aae6dce374ee5bf76 100644 (file)
--- a/tornado/tcpclient.py
+++ b/tornado/tcpclient.py
@@ -75,7 +75,7 @@ class _Connector(object):
 
     @staticmethod
     def split(
-        addrinfo: List[Tuple]
+        addrinfo: List[Tuple],
     ) -> Tuple[
         List[Tuple[socket.AddressFamily, Tuple]],
         List[Tuple[socket.AddressFamily, Tuple]],

diff --git a/tornado/web.py b/tornado/web.py
index 450f4c6505df8ed44cba7ae53c2ea8656e8b91b1..47a739ba0c3921b885ef1f8040d1d62fcad352d0 100644 (file)
--- a/tornado/web.py
+++ b/tornado/web.py
@@ -1070,7 +1070,11 @@ class RequestHandler(object):
             self._headers_written = True
             for transform in self._transforms:
                 assert chunk is not None
-                self._status_code, self._headers, chunk = transform.transform_first_chunk(
+                (
+                    self._status_code,
+                    self._headers,
+                    chunk,
+                ) = transform.transform_first_chunk(
                     self._status_code, self._headers, chunk, include_footers
                 )
             # Ignore the chunk and only write the headers for HEAD requests
@@ -3524,9 +3528,13 @@ def _decode_signed_value_v2(
     clock: Callable[[], float],
 ) -> Optional[bytes]:
     try:
-        key_version, timestamp_bytes, name_field, value_field, passed_sig = _decode_fields_v2(
-            value
-        )
+        (
+            key_version,
+            timestamp_bytes,
+            name_field,
+            value_field,
+            passed_sig,
+        ) = _decode_fields_v2(value)
     except ValueError:
         return None
     signed_string = value[: -len(passed_sig)]

diff --git a/tox.ini b/tox.ini
index a21b871923a48bd87bee19b4e0587ee84a41b6ab..6fad80defc5253987b22ba043f0f0775d33bed14 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -49,7 +49,7 @@ deps =
      full: pycares
      docs: -r{toxinidir}/docs/requirements.txt
      lint: flake8
-     lint: black==19.3b0
+     lint: black==19.10b0
      lint: mypy==0.701
 
 setenv =