Switch from mypy to pyright

typings/sense_hat/exceptions.pyi

@@ -0,0 +1,20 @@
+"""
+This type stub file was generated by pyright.
+"""
+
+class SenseHatException(Exception):
+    """
+    The base exception class for all SenseHat exceptions.
+    """
+
+    fmt = ...
+    def __init__(self, **kwargs) -> None: ...
+
+class ColourSensorInitialisationError(SenseHatException):
+    fmt = ...
+
+class InvalidGainError(SenseHatException):
+    fmt = ...
+
+class InvalidIntegrationCyclesError(SenseHatException):
+    fmt = ...