Ran black, updated to pylint 2.x

.github/workflows/build.yml

@@ -40,7 +40,7 @@ jobs:
         source actions-ci/install.sh
     - name: Pip install pylint, black, & Sphinx
       run: |
-        pip install --force-reinstall pylint==1.9.2 black==19.10b0 Sphinx sphinx-rtd-theme
+        pip install --force-reinstall pylint black==19.10b0 Sphinx sphinx-rtd-theme
     - name: Library version
       run: git describe --dirty --always --tags
     - name: PyLint

adafruit_featherwing/alphanum_featherwing.py

@@ -35,11 +35,13 @@
 import adafruit_ht16k33.segments as segments
 from adafruit_featherwing.led_segments import Segments
 
+
 class AlphaNumFeatherWing(Segments):
     """Class representing an `Adafruit 14-segment AlphaNumeric FeatherWing
        <https://www.adafruit.com/product/3139>`_.
 
        Automatically uses the feather's I2C bus."""
+
     def __init__(self, address=0x70, i2c=None):
         super().__init__()
         if i2c is None:

adafruit_featherwing/dotstar_featherwing.py

@@ -35,11 +35,13 @@
 import adafruit_dotstar as dotstar
 from adafruit_featherwing.pixelmatrix import PixelMatrix
 
+
 class DotStarFeatherWing(PixelMatrix):
     """Class representing a `DotStar FeatherWing
        <https://www.adafruit.com/product/3449>`_.
 
        The feather uses pins D13 and D11"""
+
     def __init__(self, clock=board.D13, data=board.D11, brightness=0.2):
         """
             :param pin clock: The clock pin for the featherwing
@@ -49,5 +51,10 @@ def __init__(self, clock=board.D13, data=board.D11, brightness=0.2):
         super().__init__()
         self.rows = 6
         self.columns = 12
-        self._matrix = dotstar.DotStar(clock, data, self.rows * self.columns,
-                                       brightness=brightness, auto_write=False)
+        self._matrix = dotstar.DotStar(
+            clock,
+            data,
+            self.rows * self.columns,
+            brightness=brightness,
+            auto_write=False,
+        )

adafruit_featherwing/gps_featherwing.py

@@ -35,11 +35,13 @@
 import busio
 import adafruit_gps
 
+
 class GPSFeatherWing:
     """Class representing an `Ultimate GPS FeatherWing
        <https://www.adafruit.com/product/3133>`_.
 
        Automatically uses the feather's UART bus."""
+
     def __init__(self, update_period=1000, baudrate=9600):
         """
         :param int update_period: (Optional) The amount of time in milliseconds between
@@ -57,8 +59,10 @@ def __init__(self, update_period=1000, baudrate=9600):
         self._uart = busio.UART(board.TX, board.RX, baudrate=baudrate, timeout=timeout)
         self._gps = adafruit_gps.GPS(self._uart, debug=False)
         # Turn on the basic GGA and RMC info
-        self._gps.send_command(bytes('PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0', 'utf-8'))
-        self._gps.send_command(bytes('PMTK220,{}'.format(update_period), 'utf-8'))
+        self._gps.send_command(
+            bytes("PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0", "utf-8")
+        )
+        self._gps.send_command(bytes("PMTK220,{}".format(update_period), "utf-8"))
 
     def update(self):
         """

adafruit_featherwing/ina219_featherwing.py

@@ -34,11 +34,13 @@
 import board
 import adafruit_ina219
 
+
 class INA219FeatherWing:
     """Class representing an `Adafruit INA219 FeatherWing
        <https://www.adafruit.com/product/3650>`_.
 
        Automatically uses the feather's I2C bus."""
+
     def __init__(self, i2c=None):
         if i2c is None:
             i2c = board.I2C()

adafruit_featherwing/joy_featherwing.py

@@ -46,12 +46,15 @@ class JoyFeatherWing:
     """Class representing an `Adafruit Joy FeatherWing <https://www.adafruit.com/product/3632>`_.
 
        Automatically uses the feather's I2C bus."""
+
     def __init__(self, i2c=None):
         if i2c is None:
             i2c = board.I2C()
         self._seesaw = adafruit_seesaw.seesaw.Seesaw(i2c)
-        self._seesaw.pin_mode_bulk(BUTTON_A | BUTTON_B | BUTTON_Y | BUTTON_X | BUTTON_SELECT,
-                                   self._seesaw.INPUT_PULLUP)
+        self._seesaw.pin_mode_bulk(
+            BUTTON_A | BUTTON_B | BUTTON_Y | BUTTON_X | BUTTON_SELECT,
+            self._seesaw.INPUT_PULLUP,
+        )
 
         # Initialise joystick_offset
         self._joystick_offset = (0, 0)

adafruit_featherwing/led_segments.py

@@ -31,13 +31,15 @@
 __version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_FeatherWing.git"
 
-#pylint: disable-msg=unsubscriptable-object, unsupported-assignment-operation
+# pylint: disable-msg=unsubscriptable-object, unsupported-assignment-operation
+
 
 class Segments:
     """Class representing an `Adafruit 14-segment AlphaNumeric FeatherWing
        <https://www.adafruit.com/product/3139>`_.
 
        Automatically uses the feather's I2C bus."""
+
     def __init__(self):
         self._segments = None
 
@@ -74,7 +76,7 @@ def fill(self, fill):
             self._segments.fill(1 if fill else 0)
             self._segments.show()
         else:
-            raise ValueError('Must set to either True or False.')
+            raise ValueError("Must set to either True or False.")
 
     @property
     def blink_rate(self):

adafruit_featherwing/matrix_featherwing.py

@@ -35,11 +35,13 @@
 import board
 import adafruit_ht16k33.matrix as matrix
 
+
 class MatrixFeatherWing:
     """Class representing an `Adafruit 8x16 LED Matrix FeatherWing
        <https://www.adafruit.com/product/3155>`_.
 
        Automatically uses the feather's I2C bus."""
+
     def __init__(self, address=0x70, i2c=None):
         if i2c is None:
             i2c = board.I2C()
@@ -102,7 +104,7 @@ def fill(self, fill):
             self._matrix.fill(1 if fill else 0)
             self._update()
         else:
-            raise ValueError('Must set to either True or False.')
+            raise ValueError("Must set to either True or False.")
 
     def shift_right(self, rotate=False):
         """

adafruit_featherwing/minitft_featherwing.py

@@ -50,20 +50,23 @@
 
 Buttons = namedtuple("Buttons", "up down left right a b select")
 
+
 class MiniTFTFeatherWing:
     """Class representing an `Mini Color TFT with Joystick FeatherWing
        <https://www.adafruit.com/product/3321>`_.
 
        Automatically uses the feather's I2C bus."""
 
-    _button_mask = ((1 << BUTTON_RIGHT) |
-                    (1 << BUTTON_DOWN) |
-                    (1 << BUTTON_LEFT) |
-                    (1 << BUTTON_UP) |
-                    (1 << BUTTON_SEL) |
-                    (1 << BUTTON_A) |
-                    (1 << BUTTON_B))
-    #pylint: disable-msg=too-many-arguments
+    _button_mask = (
+        (1 << BUTTON_RIGHT)
+        | (1 << BUTTON_DOWN)
+        | (1 << BUTTON_LEFT)
+        | (1 << BUTTON_UP)
+        | (1 << BUTTON_SEL)
+        | (1 << BUTTON_A)
+        | (1 << BUTTON_B)
+    )
+    # pylint: disable-msg=too-many-arguments
     def __init__(self, address=0x5E, i2c=None, spi=None, cs=None, dc=None):
         displayio.release_displays()
         if i2c is None:
@@ -81,9 +84,11 @@ def __init__(self, address=0x5E, i2c=None, spi=None, cs=None, dc=None):
         self._backlight = PWMOut(self._ss, 5)
         self._backlight.duty_cycle = 0
         display_bus = displayio.FourWire(spi, command=dc, chip_select=cs)
-        self.display = ST7735R(display_bus, width=160, height=80, colstart=24,
-                               rotation=270, bgr=True)
-    #pylint: enable-msg=too-many-arguments
+        self.display = ST7735R(
+            display_bus, width=160, height=80, colstart=24, rotation=270, bgr=True
+        )
+
+    # pylint: enable-msg=too-many-arguments
 
     @property
     def backlight(self):
@@ -107,9 +112,31 @@ def buttons(self):
         try:
             button_values = self._ss.digital_read_bulk(self._button_mask)
         except OSError:
-            return Buttons(*[False for button in
-                             (BUTTON_UP, BUTTON_DOWN, BUTTON_LEFT, BUTTON_RIGHT,
-                              BUTTON_A, BUTTON_B, BUTTON_SEL)])
-        return Buttons(*[not button_values & (1 << button) for button in
-                         (BUTTON_UP, BUTTON_DOWN, BUTTON_LEFT, BUTTON_RIGHT,
-                          BUTTON_A, BUTTON_B, BUTTON_SEL)])
+            return Buttons(
+                *[
+                    False
+                    for button in (
+                        BUTTON_UP,
+                        BUTTON_DOWN,
+                        BUTTON_LEFT,
+                        BUTTON_RIGHT,
+                        BUTTON_A,
+                        BUTTON_B,
+                        BUTTON_SEL,
+                    )
+                ]
+            )
+        return Buttons(
+            *[
+                not button_values & (1 << button)
+                for button in (
+                    BUTTON_UP,
+                    BUTTON_DOWN,
+                    BUTTON_LEFT,
+                    BUTTON_RIGHT,
+                    BUTTON_A,
+                    BUTTON_B,
+                    BUTTON_SEL,
+                )
+            ]
+        )

adafruit_featherwing/neopixel_featherwing.py

@@ -35,11 +35,13 @@
 import neopixel
 from adafruit_featherwing.pixelmatrix import PixelMatrix
 
+
 class NeoPixelFeatherWing(PixelMatrix):
     """Class representing a `NeoPixel FeatherWing
        <https://www.adafruit.com/product/2945>`_.
 
        The feather uses pins D6 by default"""
+
     def __init__(self, pixel_pin=board.D6, brightness=0.1):
         """
             :param pin pixel_pin: The pin for the featherwing
@@ -48,9 +50,13 @@ def __init__(self, pixel_pin=board.D6, brightness=0.1):
         super().__init__()
         self.rows = 4
         self.columns = 8
-        self._matrix = neopixel.NeoPixel(pixel_pin, self.rows * self.columns,
-                                         brightness=brightness, auto_write=False,
-                                         pixel_order=neopixel.GRB)
+        self._matrix = neopixel.NeoPixel(
+            pixel_pin,
+            self.rows * self.columns,
+            brightness=brightness,
+            auto_write=False,
+            pixel_order=neopixel.GRB,
+        )
 
     def shift_up(self, rotate=False):
         """
@@ -83,7 +89,7 @@ def shift_up(self, rotate=False):
                 time.sleep(.1)
 
         """
-        super().shift_down(rotate) # Up and down are reversed
+        super().shift_down(rotate)  # Up and down are reversed
 
     def shift_down(self, rotate=False):
         """
@@ -116,4 +122,4 @@ def shift_down(self, rotate=False):
                 time.sleep(.1)
 
         """
-        super().shift_up(rotate) # Up and down are reversed
+        super().shift_up(rotate)  # Up and down are reversed

adafruit_featherwing/pixelmatrix.py

@@ -32,12 +32,14 @@
 __version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_FeatherWing.git"
 
-#pylint: disable-msg=unsubscriptable-object, unsupported-assignment-operation
+# pylint: disable-msg=unsubscriptable-object, unsupported-assignment-operation
+
 
 class PixelMatrix:
     """Base Class for DotStar and NeoPixel FeatherWings
 
        The feather uses pins D13 and D11"""
+
     def __init__(self):
         self.rows = 0
         self.columns = 0
@@ -74,18 +76,18 @@ def _get_index(self, indices):
         """
         if isinstance(indices, int):
             if not 0 <= indices < self.rows * self.columns:
-                raise ValueError('The index of {} is out of range'.format(indices))
+                raise ValueError("The index of {} is out of range".format(indices))
             return indices
         if isinstance(indices, slice):
             return indices
         if len(indices) == 2:
             x, y = indices
             if not 0 <= x < self.columns:
-                raise ValueError('The X value of {} is out of range'.format(x))
+                raise ValueError("The X value of {} is out of range".format(x))
             if not 0 <= y < self.rows:
-                raise ValueError('The Y value of {} is out of range'.format(y))
+                raise ValueError("The Y value of {} is out of range".format(y))
             return y * self.columns + x
-        raise ValueError('Index must be 1 or 2 number')
+        raise ValueError("Index must be 1 or 2 number")
 
     def _update(self):
         """
@@ -120,7 +122,9 @@ def shift_right(self, rotate=False):
         for y in range(0, self.rows):
             last_pixel = self._matrix[(y + 1) * self.columns - 1] if rotate else 0
             for x in range(self.columns - 1, 0, -1):
-                self._matrix[y * self.columns + x] = self._matrix[y * self.columns + x - 1]
+                self._matrix[y * self.columns + x] = self._matrix[
+                    y * self.columns + x - 1
+                ]
             self._matrix[y * self.columns] = last_pixel
         self._update()
 
@@ -133,7 +137,9 @@ def shift_left(self, rotate=False):
         for y in range(0, self.rows):
             last_pixel = self._matrix[y * self.columns] if rotate else 0
             for x in range(0, self.columns - 1):
-                self._matrix[y * self.columns + x] = self._matrix[y * self.columns + x + 1]
+                self._matrix[y * self.columns + x] = self._matrix[
+                    y * self.columns + x + 1
+                ]
             self._matrix[(y + 1) * self.columns - 1] = last_pixel
         self._update()
 
@@ -144,9 +150,13 @@ def shift_up(self, rotate=False):
         :param rotate: (Optional) Rotate the shifted pixels to bottom (default=False)
         """
         for x in range(0, self.columns):
-            last_pixel = self._matrix[(self.rows - 1) * self.columns + x] if rotate else 0
+            last_pixel = (
+                self._matrix[(self.rows - 1) * self.columns + x] if rotate else 0
+            )
             for y in range(self.rows - 1, 0, -1):
-                self._matrix[y * self.columns + x] = self._matrix[(y - 1) * self.columns + x]
+                self._matrix[y * self.columns + x] = self._matrix[
+                    (y - 1) * self.columns + x
+                ]
             self._matrix[x] = last_pixel
         self._update()
 
@@ -159,7 +169,9 @@ def shift_down(self, rotate=False):
         for x in range(0, self.columns):
             last_pixel = self._matrix[x] if rotate else 0
             for y in range(0, self.rows - 1):
-                self._matrix[y * self.columns + x] = self._matrix[(y + 1) * self.columns + x]
+                self._matrix[y * self.columns + x] = self._matrix[
+                    (y + 1) * self.columns + x
+                ]
             self._matrix[(self.rows - 1) * self.columns + x] = last_pixel
         self._update()