Paint it Black by the Rolling Stones (#920)

1 files changed, 14 insertions, 6 deletions

diff --git a/src/OpenSSL/_util.py b/src/OpenSSL/_util.py
index 9f2d724..1beefe6 100644
--- a/src/OpenSSL/_util.py
+++ b/src/OpenSSL/_util.py
@@ -46,10 +46,13 @@ def exception_from_error_queue(exception_type):
         error = lib.ERR_get_error()
         if error == 0:
             break
-        errors.append((
-            text(lib.ERR_lib_error_string(error)),
-            text(lib.ERR_func_error_string(error)),
-            text(lib.ERR_reason_error_string(error))))
+        errors.append(
+            (
+                text(lib.ERR_lib_error_string(error)),
+                text(lib.ERR_func_error_string(error)),
+                text(lib.ERR_reason_error_string(error)),
+            )
+        )
 
     raise exception_type(errors)
 
@@ -59,6 +62,7 @@ def make_assert(error):
     Create an assert function that uses :func:`exception_from_error_queue` to
     raise an exception wrapped by *error*.
     """
+
     def openssl_assert(ok):
         """
         If *ok* is not True, retrieve the error from OpenSSL and raise it.
@@ -108,9 +112,13 @@ def path_string(s):
 
 
 if PY2:
+
     def byte_string(s):
         return s
+
+
 else:
+
     def byte_string(s):
         return s.encode("charmap")
 
@@ -141,9 +149,9 @@ def text_to_bytes_and_warn(label, obj):
         warnings.warn(
             _TEXT_WARNING.format(label),
             category=DeprecationWarning,
-            stacklevel=3
+            stacklevel=3,
         )
-        return obj.encode('utf-8')
+        return obj.encode("utf-8")
     return obj