From 007798916977869a6d049184e1994f03a1383586 Mon Sep 17 00:00:00 2001
From: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
Date: Mon, 1 Jan 2024 20:19:19 +0100
Subject: [PATCH] Enable strict typing for alpha_vantage (#106816)

---
 .strict-typing                                   |  1 +
 homeassistant/components/alpha_vantage/sensor.py | 12 +++++++-----
 mypy.ini                                         | 10 ++++++++++
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/.strict-typing b/.strict-typing
index cceaeb9ee52..a304f771cd8 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -58,6 +58,7 @@ homeassistant.components.aladdin_connect.*
 homeassistant.components.alarm_control_panel.*
 homeassistant.components.alert.*
 homeassistant.components.alexa.*
+homeassistant.components.alpha_vantage.*
 homeassistant.components.amazon_polly.*
 homeassistant.components.ambient_station.*
 homeassistant.components.amcrest.*
diff --git a/homeassistant/components/alpha_vantage/sensor.py b/homeassistant/components/alpha_vantage/sensor.py
index 02c6958e0da..52427065f68 100644
--- a/homeassistant/components/alpha_vantage/sensor.py
+++ b/homeassistant/components/alpha_vantage/sensor.py
@@ -74,9 +74,9 @@ def setup_platform(
     discovery_info: DiscoveryInfoType | None = None,
 ) -> None:
     """Set up the Alpha Vantage sensor."""
-    api_key = config[CONF_API_KEY]
-    symbols = config.get(CONF_SYMBOLS, [])
-    conversions = config.get(CONF_FOREIGN_EXCHANGE, [])
+    api_key: str = config[CONF_API_KEY]
+    symbols: list[dict[str, str]] = config.get(CONF_SYMBOLS, [])
+    conversions: list[dict[str, str]] = config.get(CONF_FOREIGN_EXCHANGE, [])
 
     if not symbols and not conversions:
         msg = "No symbols or currencies configured."
@@ -120,7 +120,7 @@ class AlphaVantageSensor(SensorEntity):
 
     _attr_attribution = ATTRIBUTION
 
-    def __init__(self, timeseries, symbol):
+    def __init__(self, timeseries: TimeSeries, symbol: dict[str, str]) -> None:
         """Initialize the sensor."""
         self._symbol = symbol[CONF_SYMBOL]
         self._attr_name = symbol.get(CONF_NAME, self._symbol)
@@ -154,7 +154,9 @@ class AlphaVantageForeignExchange(SensorEntity):
 
     _attr_attribution = ATTRIBUTION
 
-    def __init__(self, foreign_exchange, config):
+    def __init__(
+        self, foreign_exchange: ForeignExchange, config: dict[str, str]
+    ) -> None:
         """Initialize the sensor."""
         self._foreign_exchange = foreign_exchange
         self._from_currency = config[CONF_FROM]
diff --git a/mypy.ini b/mypy.ini
index 57020bc9f3a..bc7c33396ff 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -340,6 +340,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.alpha_vantage.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.amazon_polly.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true