Add type annotations

.pylintrc

@@ -55,7 +55,7 @@ confidence=
 # no Warning level messages displayed, use"--disable=all --enable=classes
 # --disable=W"
 # disable=import-error,print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,old-octal-literal,import-star-module-level,raw-checker-failed,bad-inline-option,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call
-disable=print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,old-octal-literal,import-star-module-level,raw-checker-failed,bad-inline-option,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call,import-error,bad-continuation,unspecified-encoding
+disable=print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,old-octal-literal,import-star-module-level,raw-checker-failed,bad-inline-option,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call,import-error,bad-continuation,unspecified-encoding,duplicate-code
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

adafruit_gizmo/eink_gizmo.py

@@ -21,11 +21,28 @@
 from adafruit_il0373 import IL0373
 from adafruit_ssd1681 import SSD1681
 
+try:
+    from typing import Optional
+    from busio import SPI
+    from microcontroller import Pin
+except ImportError:
+    pass
+
 # pylint: disable=invalid-name, too-few-public-methods
 class EInk_Gizmo(IL0373):
-    """Class representing a 152x152 Tri-Color EInk Gizmo."""
+    """Class representing a 152x152 Tri-Color EInk Gizmo.
+
+    :param"""
 
-    def __init__(self, *, spi=None, cs=None, dc=None, reset=None, busy=None):
+    def __init__(
+        self,
+        *,
+        spi: Optional[SPI] = None,
+        cs: Optional[Pin] = None,
+        dc: Optional[Pin] = None,
+        reset: Optional[Pin] = None,
+        busy: Optional[Pin] = None
+    ) -> None:
         displayio.release_displays()
         if spi is None:
             import busio  # pylint: disable=import-outside-toplevel
@@ -55,7 +72,15 @@ def __init__(self, *, spi=None, cs=None, dc=None, reset=None, busy=None):
 class EInk_HD_Gizmo(SSD1681):
     """Class representing a 200x200 Tri-Color EInk HD Gizmo."""
 
-    def __init__(self, *, spi=None, cs=None, dc=None, reset=None, busy=None):
+    def __init__(
+        self,
+        *,
+        spi: Optional[SPI] = None,
+        cs: Optional[Pin] = None,
+        dc: Optional[Pin] = None,
+        reset: Optional[Pin] = None,
+        busy: Optional[Pin] = None
+    ) -> None:
         displayio.release_displays()
         if spi is None:
             import busio  # pylint: disable=import-outside-toplevel

adafruit_gizmo/tft_gizmo.py

@@ -19,13 +19,26 @@
 import displayio
 from adafruit_st7789 import ST7789
 
+try:
+    from typing import Optional
+    from busio import SPI
+    from microcontroller import Pin
+except ImportError:
+    pass
+
 # pylint: disable=invalid-name, too-few-public-methods
 class TFT_Gizmo(ST7789):
     """Class representing a TFT Gizmo."""
 
     def __init__(
-        self, *, spi=None, cs=board.RX, dc=board.TX, backlight=board.A3, rotation=180
-    ):
+        self,
+        *,
+        spi: Optional[SPI] = None,
+        cs: Pin = board.RX,
+        dc: Pin = board.TX,
+        backlight: Pin = board.A3,
+        rotation: int = 180
+    ) -> None:
         displayio.release_displays()
         if spi is None:
             import busio  # pylint: disable=import-outside-toplevel