From 97af16485883ea793e9fe11dce636888449f2dc6 Mon Sep 17 00:00:00 2001
From: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
Date: Tue, 26 Apr 2022 16:41:52 +0200
Subject: [PATCH] Prepare for upcoming mypy update (#70800)

---
 homeassistant/components/fritz/config_flow.py | 2 +-
 homeassistant/components/statistics/sensor.py | 4 ++--
 homeassistant/helpers/frame.py                | 2 +-
 homeassistant/helpers/network.py              | 3 ++-
 homeassistant/util/async_.py                  | 4 ++--
 5 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/homeassistant/components/fritz/config_flow.py b/homeassistant/components/fritz/config_flow.py
index ceec876e670..3e6961f585d 100644
--- a/homeassistant/components/fritz/config_flow.py
+++ b/homeassistant/components/fritz/config_flow.py
@@ -130,7 +130,7 @@ class FritzBoxToolsFlowHandler(ConfigFlow, domain=DOMAIN):
         )
         self.context[CONF_HOST] = self._host
 
-        if ipaddress.ip_address(self._host).is_link_local:
+        if not self._host or ipaddress.ip_address(self._host).is_link_local:
             return self.async_abort(reason="ignore_ip6_link_local")
 
         if uuid := discovery_info.upnp.get(ssdp.ATTR_UPNP_UDN):
diff --git a/homeassistant/components/statistics/sensor.py b/homeassistant/components/statistics/sensor.py
index 99d166b8940..67ad10dd865 100644
--- a/homeassistant/components/statistics/sensor.py
+++ b/homeassistant/components/statistics/sensor.py
@@ -236,7 +236,7 @@ class StatisticsSensor(SensorEntity):
         samples_max_age: timedelta | None,
         precision: int,
         quantile_intervals: int,
-        quantile_method: str,
+        quantile_method: Literal["exclusive", "inclusive"],
     ) -> None:
         """Initialize the Statistics sensor."""
         self._attr_icon: str = ICON
@@ -252,7 +252,7 @@ class StatisticsSensor(SensorEntity):
         self._samples_max_age: timedelta | None = samples_max_age
         self._precision: int = precision
         self._quantile_intervals: int = quantile_intervals
-        self._quantile_method: str = quantile_method
+        self._quantile_method: Literal["exclusive", "inclusive"] = quantile_method
         self._value: StateType | datetime = None
         self._unit_of_measurement: str | None = None
         self._available: bool = False
diff --git a/homeassistant/helpers/frame.py b/homeassistant/helpers/frame.py
index 2baf7cdd713..b81f5f29432 100644
--- a/homeassistant/helpers/frame.py
+++ b/homeassistant/helpers/frame.py
@@ -109,7 +109,7 @@ def report_integration(
         integration,
         found_frame.filename[index:],
         found_frame.lineno,
-        found_frame.line.strip(),
+        (found_frame.line or "?").strip(),
     )
 
 
diff --git a/homeassistant/helpers/network.py b/homeassistant/helpers/network.py
index 5fa10fd6fe8..a6060226d7b 100644
--- a/homeassistant/helpers/network.py
+++ b/homeassistant/helpers/network.py
@@ -236,7 +236,8 @@ def _get_internal_url(
             scheme="http", host=hass.config.api.local_ip, port=hass.config.api.port
         )
         if (
-            not is_loopback(ip_address(ip_url.host))
+            ip_url.host
+            and not is_loopback(ip_address(ip_url.host))
             and (not require_current_request or ip_url.host == _get_request_host())
             and (not require_standard_port or ip_url.is_default_port())
         ):
diff --git a/homeassistant/util/async_.py b/homeassistant/util/async_.py
index b27ddbda382..4e7d05f7c2e 100644
--- a/homeassistant/util/async_.py
+++ b/homeassistant/util/async_.py
@@ -155,13 +155,13 @@ def check_loop(func: Callable[..., Any], strict: bool = True) -> None:
         integration,
         found_frame.filename[index:],
         found_frame.lineno,
-        found_frame.line.strip(),
+        (found_frame.line or "?").strip(),
     )
     if strict:
         raise RuntimeError(
             "Blocking calls must be done in the executor or a separate thread; "
             "Use `await hass.async_add_executor_job()` "
-            f"at {found_frame.filename[index:]}, line {found_frame.lineno}: {found_frame.line.strip()}"
+            f"at {found_frame.filename[index:]}, line {found_frame.lineno}: {(found_frame.line or '?').strip()}"
         )