diff --git a/docs/source/api/data_entry_flow.rst b/docs/source/api/data_entry_flow.rst
index 7252780b870..0159dd51c5a 100644
--- a/docs/source/api/data_entry_flow.rst
+++ b/docs/source/api/data_entry_flow.rst
@@ -1,7 +1,7 @@
 .. _data_entry_flow_module:
 
 :mod:`homeassistant.data_entry_flow`
------------------------------
+------------------------------------
 
 .. automodule:: homeassistant.data_entry_flow
     :members:
diff --git a/docs/source/api/helpers.rst b/docs/source/api/helpers.rst
index 1b0b529c655..753771ebc83 100644
--- a/docs/source/api/helpers.rst
+++ b/docs/source/api/helpers.rst
@@ -214,14 +214,6 @@ homeassistant.helpers.location
    :undoc-members:
    :show-inheritance:
 
-homeassistant.helpers.logging
------------------------------
-
-.. automodule:: homeassistant.helpers.logging
-   :members:
-   :undoc-members:
-   :show-inheritance:
-
 homeassistant.helpers.network
 -----------------------------
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 302a0655544..3bd3baa39cc 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -139,7 +139,7 @@ def linkcode_resolve(domain, info):
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
diff --git a/homeassistant/helpers/config_entry_oauth2_flow.py b/homeassistant/helpers/config_entry_oauth2_flow.py
index 4fd8948843e..6538c7fe891 100644
--- a/homeassistant/helpers/config_entry_oauth2_flow.py
+++ b/homeassistant/helpers/config_entry_oauth2_flow.py
@@ -72,7 +72,8 @@ class AbstractOAuth2Implementation(ABC):
         Pass external data in with:
 
         await hass.config_entries.flow.async_configure(
-            flow_id=flow_id, user_input={'code': 'abcd', 'state': { … }
+            flow_id=flow_id, user_input={'code': 'abcd', 'state': … }
+
         )
 
         """
diff --git a/homeassistant/helpers/json.py b/homeassistant/helpers/json.py
index e94093cfd2f..e155427fa10 100644
--- a/homeassistant/helpers/json.py
+++ b/homeassistant/helpers/json.py
@@ -115,7 +115,7 @@ def json_bytes_strip_null(data: Any) -> bytes:
 
 
 def json_dumps(data: Any) -> str:
-    """Dump json string.
+    r"""Dump json string.
 
     orjson supports serializing dataclasses natively which
     eliminates the need to implement as_dict in many places
@@ -124,7 +124,7 @@ def json_dumps(data: Any) -> str:
     be serialized.
 
     If it turns out to be a problem we can disable this
-    with option |= orjson.OPT_PASSTHROUGH_DATACLASS and it
+    with option \|= orjson.OPT_PASSTHROUGH_DATACLASS and it
     will fallback to as_dict
     """
     return json_bytes(data).decode("utf-8")