Add type hints

.pre-commit-config.yaml

@@ -24,7 +24,7 @@ repos:
         name: pylint (library code)
         types: [python]
         args:
-          - --disable=consider-using-f-string
+          - --disable=consider-using-f-string,duplicate-code
         exclude: "^(docs/|examples/|tests/|setup.py$)"
     -   id: pylint
         name: pylint (example code)

adafruit_funhouse/__init__.py

@@ -34,6 +34,12 @@
 from adafruit_funhouse.graphics import Graphics
 from adafruit_funhouse.peripherals import Peripherals
 
+try:
+    from typing import Optional, Dict, Union, Callable, Sequence, List
+    from adafruit_dotstar import DotStar
+except ImportError:
+    pass
+
 __version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_FunHouse.git"
 
@@ -65,17 +71,17 @@ class FunHouse(PortalBase):
     def __init__(
         self,
         *,
-        url=None,
-        headers=None,
-        json_path=None,
-        regexp_path=None,
-        default_bg=0,
-        status_dotstar=None,
-        json_transform=None,
-        rotation=270,
-        scale=1,
-        debug=False,
-    ):
+        url: Optional[str] = None,
+        headers: Dict[str, str] = None,
+        json_path: Optional[Union[List[str], List[List[str]]]] = None,
+        regexp_path: Optional[Sequence[str]] = None,
+        default_bg: int = 0,
+        status_dotstar: Optional[DotStar] = None,
+        json_transform: Optional[Union[Callable, List[Callable]]] = None,
+        rotation: int = 270,
+        scale: int = 1,
+        debug: bool = False,
+    ) -> None:
 
         network = Network(
             status_dotstar=status_dotstar,
@@ -105,7 +111,7 @@ def __init__(
 
         gc.collect()
 
-    def enter_light_sleep(self, sleep_time):
+    def enter_light_sleep(self, sleep_time: float) -> None:
         """
         Enter light sleep and resume the program after a certain period of time.
 

adafruit_funhouse/graphics.py

@@ -45,7 +45,14 @@ class Graphics(GraphicsBase):
     """
 
     # pylint: disable=too-many-instance-attributes, too-many-locals, too-many-branches, too-many-statements, too-few-public-methods
-    def __init__(self, *, default_bg=0, rotation=270, scale=1, debug=False):
+    def __init__(
+        self,
+        *,
+        default_bg: int = 0,
+        rotation: int = 270,
+        scale: int = 1,
+        debug: bool = False
+    ) -> None:
         self._debug = debug
         self.display = board.DISPLAY
         self.display.rotation = rotation

adafruit_funhouse/network.py

@@ -33,6 +33,12 @@
 from adafruit_portalbase.network import NetworkBase
 from adafruit_portalbase.wifi_esp32s2 import WiFi
 
+try:
+    from typing import Optional, Union, Callable
+    from adafruit_dotstar import DotStar
+except ImportError:
+    pass
+
 __version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_FunHouse.git"
 
@@ -54,18 +60,18 @@ class Network(NetworkBase):
     def __init__(
         self,
         *,
-        status_dotstar=None,
-        extract_values=True,
-        debug=False,
-    ):
+        status_dotstar: Optional[DotStar] = None,
+        extract_values: bool = True,
+        debug: bool = False,
+    ) -> None:
         super().__init__(
             WiFi(status_led=status_dotstar),
             extract_values=extract_values,
             debug=debug,
         )
         self._mqtt_client = None
 
-    def init_io_mqtt(self):
+    def init_io_mqtt(self) -> IO_MQTT:
         """Initialize MQTT for Adafruit IO"""
         try:
             aio_username = self._secrets["aio_username"]
@@ -80,12 +86,12 @@ def init_io_mqtt(self):
     # pylint: disable=too-many-arguments
     def init_mqtt(
         self,
-        broker,
-        port=8883,
-        username=None,
-        password=None,
-        use_io=False,
-    ):
+        broker: str,
+        port: int = 8883,
+        username: str = None,
+        password: str = None,
+        use_io: bool = False,
+    ) -> Union[MQTT.MQTT, IO_MQTT]:
         """Initialize MQTT"""
         self.connect()
         self._mqtt_client = MQTT.MQTT(
@@ -103,12 +109,14 @@ def init_mqtt(
 
     # pylint: enable=too-many-arguments
 
-    def _get_mqtt_client(self):
+    def _get_mqtt_client(self) -> Union[MQTT.MQTT, IO_MQTT]:
         if self._mqtt_client is not None:
             return self._mqtt_client
         raise RuntimeError("Please initialize MQTT before using")
 
-    def mqtt_loop(self, *args, suppress_mqtt_errors=True, **kwargs):
+    def mqtt_loop(
+        self, *args: int, suppress_mqtt_errors: bool = True, **kwargs: int
+    ) -> None:
         """Run the MQTT Loop"""
         self._get_mqtt_client()
         if suppress_mqtt_errors:
@@ -123,7 +131,12 @@ def mqtt_loop(self, *args, suppress_mqtt_errors=True, **kwargs):
             if self._mqtt_client is not None:
                 self._mqtt_client.loop(*args, **kwargs)
 
-    def mqtt_publish(self, *args, suppress_mqtt_errors=True, **kwargs):
+    def mqtt_publish(
+        self,
+        *args: Union[str, int, float],
+        suppress_mqtt_errors: bool = True,
+        **kwargs: Union[str, int, float]
+    ) -> None:
         """Publish to MQTT"""
         self._get_mqtt_client()
         if suppress_mqtt_errors:
@@ -136,14 +149,16 @@ def mqtt_publish(self, *args, suppress_mqtt_errors=True, **kwargs):
             if self._mqtt_client is not None:
                 self._mqtt_client.publish(*args, **kwargs)
 
-    def mqtt_connect(self, *args, **kwargs):
+    def mqtt_connect(
+        self, *args: Union[bool, str, int], **kwargs: Union[bool, str, int]
+    ) -> None:
         """Connect to MQTT"""
         self._get_mqtt_client()
         if self._mqtt_client is not None:
             self._mqtt_client.connect(*args, **kwargs)
 
     @property
-    def on_mqtt_connect(self):
+    def on_mqtt_connect(self) -> Optional[Callable]:
         """
         Get or Set the MQTT Connect Handler
 
@@ -153,12 +168,12 @@ def on_mqtt_connect(self):
         return None
 
     @on_mqtt_connect.setter
-    def on_mqtt_connect(self, value):
+    def on_mqtt_connect(self, value: Callable) -> None:
         self._get_mqtt_client()
         self._mqtt_client.on_connect = value
 
     @property
-    def on_mqtt_disconnect(self):
+    def on_mqtt_disconnect(self) -> Optional[Callable]:
         """
         Get or Set the MQTT Disconnect Handler
 
@@ -168,11 +183,11 @@ def on_mqtt_disconnect(self):
         return None
 
     @on_mqtt_disconnect.setter
-    def on_mqtt_disconnect(self, value):
+    def on_mqtt_disconnect(self, value: Callable) -> None:
         self._get_mqtt_client().on_disconnect = value
 
     @property
-    def on_mqtt_subscribe(self):
+    def on_mqtt_subscribe(self) -> Optional[Callable]:
         """
         Get or Set the MQTT Subscribe Handler
 
@@ -182,11 +197,11 @@ def on_mqtt_subscribe(self):
         return None
 
     @on_mqtt_subscribe.setter
-    def on_mqtt_subscribe(self, value):
+    def on_mqtt_subscribe(self, value: Callable) -> None:
         self._get_mqtt_client().on_subscribe = value
 
     @property
-    def on_mqtt_unsubscribe(self):
+    def on_mqtt_unsubscribe(self) -> Optional[Callable]:
         """
         Get or Set the MQTT Unsubscribe Handler
 
@@ -196,11 +211,11 @@ def on_mqtt_unsubscribe(self):
         return None
 
     @on_mqtt_unsubscribe.setter
-    def on_mqtt_unsubscribe(self, value):
+    def on_mqtt_unsubscribe(self, value: Callable) -> None:
         self._get_mqtt_client().on_unsubscribe = value
 
     @property
-    def on_mqtt_message(self):
+    def on_mqtt_message(self) -> Optional[Callable]:
         """
         Get or Set the MQTT Message Handler
 
@@ -210,17 +225,17 @@ def on_mqtt_message(self):
         return None
 
     @on_mqtt_message.setter
-    def on_mqtt_message(self, value):
+    def on_mqtt_message(self, value: Callable) -> None:
         self._get_mqtt_client().on_message = value
 
     @property
-    def enabled(self):
+    def enabled(self) -> bool:
         """
         Get or Set whether the WiFi is enabled
 
         """
         return self._wifi.enabled
 
     @enabled.setter
-    def enabled(self, value):
+    def enabled(self, value: bool) -> None:
         self._wifi.enabled = bool(value)