Implemented changes requested by @FoamyGuy.

Author: sdomoszlai13

adafruit_epd/epd.py

@@ -18,7 +18,7 @@
     from typing import Any, Union, Callable, Optional
     from busio import SPI
     from digitalio import Direction, DigitalInOut
-    from PIL.Image import Image
+    from circuitpython_typing.pil import Image
 
 except ImportError:
     pass
@@ -195,7 +195,7 @@ def command(
 
         return ret
 
-    def _spi_transfer(self, data: Union[int, bytearray]) -> int:
+    def _spi_transfer(self, data: Union[int, bytearray]) -> Optional[int]:
         """Transfer one byte or bytearray, toggling the cs pin if required by the EPD chipset"""
         if isinstance(data, int):  # single byte!
             self._spibuf[0] = data

adafruit_epd/il0373.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -144,7 +144,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(15)  # wait 15 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/il0398.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -144,7 +144,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(15)  # wait 15 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/il91874.py

@@ -16,7 +16,7 @@
 
 try:
     "Needed for type annotations"
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -167,7 +167,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(16)  # wait 16 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/ssd1608.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -156,7 +156,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(3)  # wait 3 seconds
 
-    def write_ram(self, index: Union[0]) -> Any:
+    def write_ram(self, index: Union[0]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/ssd1675.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -178,7 +178,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(3)  # wait 3 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/ssd1675b.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -220,7 +220,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(3)  # wait 3 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/ssd1680.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -191,7 +191,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(3)  # wait 3 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/ssd1681.py

@@ -15,7 +15,7 @@
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -173,7 +173,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(3)  # wait 3 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""

adafruit_epd/uc8151d.py

@@ -16,7 +16,7 @@
 
 try:
     """Needed for type annotations"""
-    from typing import Union, Any
+    from typing import Union
     from busio import SPI
     from digitalio import DigitalInOut
 
@@ -152,7 +152,7 @@ def update(self) -> None:
         if not self._busy:
             time.sleep(15)  # wait 15 seconds
 
-    def write_ram(self, index: Union[0, 1]) -> Any:
+    def write_ram(self, index: Union[0, 1]) -> int:
         """Send the one byte command for starting the RAM write process. Returns
         the byte read at the same time over SPI. index is the RAM buffer, can be
         0 or 1 for tri-color displays."""