From 1c8f6caa72d97c7a868ac0a143d4901583f2342d Mon Sep 17 00:00:00 2001
From: dherrada <dylan.herrada@gmail.com>
Date: Sun, 15 Mar 2020 15:34:13 -0400
Subject: [PATCH] Ran black, updated to pylint 2.x

---
 .github/workflows/build.yml             |   2 +-
 adafruit_bluefruitspi.py                | 126 +++++++++++++-----------
 docs/conf.py                            | 116 +++++++++++++---------
 examples/bluefruitspi_neocolorpicker.py |  20 ++--
 examples/bluefruitspi_ruggedechotest.py |  20 ++--
 examples/bluefruitspi_simpletest.py     |   8 +-
 setup.py                                |  52 +++++-----
 7 files changed, 188 insertions(+), 156 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fff3aa9..1dad804 100644
--- a/.github/workflows/build.yml
+++ b/.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
diff --git a/adafruit_bluefruitspi.py b/adafruit_bluefruitspi.py
index 3f13ef5..aa96d85 100644
--- a/adafruit_bluefruitspi.py
+++ b/adafruit_bluefruitspi.py
@@ -52,37 +52,37 @@
 from micropython import const
 
 # pylint: disable=bad-whitespace
-_MSG_COMMAND   = const(0x10)  # Command message
-_MSG_RESPONSE  = const(0x20)  # Response message
-_MSG_ALERT     = const(0x40)  # Alert message
-_MSG_ERROR     = const(0x80)  # Error message
-
-_SDEP_INITIALIZE = const(0xBEEF) # Resets the Bluefruit device
-_SDEP_ATCOMMAND  = const(0x0A00) # AT command wrapper
-_SDEP_BLEUART_TX = const(0x0A01) # BLE UART transmit data
-_SDEP_BLEUART_RX = const(0x0A02) # BLE UART read data
-
-_ARG_STRING    = const(0x0100) # String data type
-_ARG_BYTEARRAY = const(0x0200) # Byte array data type
-_ARG_INT32     = const(0x0300) # Signed 32-bit integer data type
-_ARG_UINT32    = const(0x0400) # Unsigned 32-bit integer data type
-_ARG_INT16     = const(0x0500) # Signed 16-bit integer data type
-_ARG_UINT16    = const(0x0600) # Unsigned 16-bit integer data type
-_ARG_INT8      = const(0x0700) # Signed 8-bit integer data type
-_ARG_UINT8     = const(0x0800) # Unsigned 8-bit integer data type
-
-_ERROR_INVALIDMSGTYPE = const(0x8021) # SDEP: Unexpected SDEP MsgType
-_ERROR_INVALIDCMDID   = const(0x8022) # SDEP: Unknown command ID
-_ERROR_INVALIDPAYLOAD = const(0x8023) # SDEP: Payload problem
-_ERROR_INVALIDLEN     = const(0x8024) # SDEP: Indicated len too large
-_ERROR_INVALIDINPUT   = const(0x8060) # AT: Invalid data
-_ERROR_UNKNOWNCMD     = const(0x8061) # AT: Unknown command name
-_ERROR_INVALIDPARAM   = const(0x8062) # AT: Invalid param value
-_ERROR_UNSUPPORTED    = const(0x8063) # AT: Unsupported command
+_MSG_COMMAND = const(0x10)  # Command message
+_MSG_RESPONSE = const(0x20)  # Response message
+_MSG_ALERT = const(0x40)  # Alert message
+_MSG_ERROR = const(0x80)  # Error message
+
+_SDEP_INITIALIZE = const(0xBEEF)  # Resets the Bluefruit device
+_SDEP_ATCOMMAND = const(0x0A00)  # AT command wrapper
+_SDEP_BLEUART_TX = const(0x0A01)  # BLE UART transmit data
+_SDEP_BLEUART_RX = const(0x0A02)  # BLE UART read data
+
+_ARG_STRING = const(0x0100)  # String data type
+_ARG_BYTEARRAY = const(0x0200)  # Byte array data type
+_ARG_INT32 = const(0x0300)  # Signed 32-bit integer data type
+_ARG_UINT32 = const(0x0400)  # Unsigned 32-bit integer data type
+_ARG_INT16 = const(0x0500)  # Signed 16-bit integer data type
+_ARG_UINT16 = const(0x0600)  # Unsigned 16-bit integer data type
+_ARG_INT8 = const(0x0700)  # Signed 8-bit integer data type
+_ARG_UINT8 = const(0x0800)  # Unsigned 8-bit integer data type
+
+_ERROR_INVALIDMSGTYPE = const(0x8021)  # SDEP: Unexpected SDEP MsgType
+_ERROR_INVALIDCMDID = const(0x8022)  # SDEP: Unknown command ID
+_ERROR_INVALIDPAYLOAD = const(0x8023)  # SDEP: Payload problem
+_ERROR_INVALIDLEN = const(0x8024)  # SDEP: Indicated len too large
+_ERROR_INVALIDINPUT = const(0x8060)  # AT: Invalid data
+_ERROR_UNKNOWNCMD = const(0x8061)  # AT: Unknown command name
+_ERROR_INVALIDPARAM = const(0x8062)  # AT: Invalid param value
+_ERROR_UNSUPPORTED = const(0x8063)  # AT: Unsupported command
 
 # For the Bluefruit Connect packets
-_PACKET_BUTTON_LEN    = const(5)
-_PACKET_COLOR_LEN     = const(6)
+_PACKET_BUTTON_LEN = const(5)
+_PACKET_COLOR_LEN = const(6)
 
 # pylint: enable=bad-whitespace
 
@@ -90,7 +90,9 @@
 class BluefruitSPI:
     """Helper for the Bluefruit LE SPI Friend"""
 
-    def __init__(self, spi, cs, irq, reset, debug=False): # pylint: disable=too-many-arguments
+    def __init__(
+        self, spi, cs, irq, reset, debug=False
+    ):  # pylint: disable=too-many-arguments
         self._irq = irq
         self._buf_tx = bytearray(20)
         self._buf_rx = bytearray(20)
@@ -114,8 +116,7 @@ def __init__(self, spi, cs, irq, reset, debug=False): # pylint: disable=too-many
         self._irq.direction = Direction.INPUT
         self._irq.pull = Pull.DOWN
 
-        self._spi_device = SPIDevice(spi, cs,
-                                     baudrate=4000000, phase=0, polarity=0)
+        self._spi_device = SPIDevice(spi, cs, baudrate=4000000, phase=0, polarity=0)
 
     def _cmd(self, cmd):  # pylint: disable=too-many-branches
         """
@@ -129,9 +130,9 @@ def _cmd(self, cmd):  # pylint: disable=too-many-branches
         if len(cmd) > 127:
             if self._debug:
                 print("ERROR: Command too long.")
-            raise ValueError('Command too long.')
+            raise ValueError("Command too long.")
 
-        more = 0x80 # More bit is in pos 8, 1 = more data available
+        more = 0x80  # More bit is in pos 8, 1 = more data available
         pos = 0
         while len(cmd) - pos:
             # Construct the SDEP packet
@@ -142,9 +143,15 @@ def _cmd(self, cmd):  # pylint: disable=too-many-branches
             if plen > 16:
                 plen = 16
             # Note the 'more' value in bit 8 of the packet len
-            struct.pack_into("<BHB16s", self._buf_tx, 0,
-                             _MSG_COMMAND, _SDEP_ATCOMMAND,
-                             plen | more, cmd[pos:pos+plen])
+            struct.pack_into(
+                "<BHB16s",
+                self._buf_tx,
+                0,
+                _MSG_COMMAND,
+                _SDEP_ATCOMMAND,
+                plen | more,
+                cmd[pos : pos + plen],
+            )
             if self._debug:
                 print("Writing: ", [hex(b) for b in self._buf_tx])
             else:
@@ -155,7 +162,7 @@ def _cmd(self, cmd):  # pylint: disable=too-many-branches
 
             # Send out the SPI bus
             with self._spi_device as spi:
-                spi.write(self._buf_tx, end=len(cmd) + 4) # pylint: disable=no-member
+                spi.write(self._buf_tx, end=len(cmd) + 4)  # pylint: disable=no-member
 
         # Wait up to 200ms for a response
         timeout = 0.2
@@ -165,7 +172,7 @@ def _cmd(self, cmd):  # pylint: disable=too-many-branches
         if timeout <= 0:
             if self._debug:
                 print("ERROR: Timed out waiting for a response.")
-            raise RuntimeError('Timed out waiting for a response.')
+            raise RuntimeError("Timed out waiting for a response.")
 
         # Retrieve the response message
         msgtype = 0
@@ -179,11 +186,11 @@ def _cmd(self, cmd):  # pylint: disable=too-many-branches
                 spi.readinto(self._buf_rx)
 
             # Read the message envelope and contents
-            msgtype, rspid, rsplen = struct.unpack('>BHB', self._buf_rx[0:4])
+            msgtype, rspid, rsplen = struct.unpack(">BHB", self._buf_rx[0:4])
             if rsplen >= 16:
                 rsp += self._buf_rx[4:20]
             else:
-                rsp += self._buf_rx[4:rsplen+4]
+                rsp += self._buf_rx[4 : rsplen + 4]
             if self._debug:
                 print("Reading: ", [hex(b) for b in self._buf_rx])
             else:
@@ -200,14 +207,13 @@ def init(self):
         This command should complete in under 1s.
         """
         # Construct the SDEP packet
-        struct.pack_into("<BHB", self._buf_tx, 0,
-                         _MSG_COMMAND, _SDEP_INITIALIZE, 0)
+        struct.pack_into("<BHB", self._buf_tx, 0, _MSG_COMMAND, _SDEP_INITIALIZE, 0)
         if self._debug:
             print("Writing: ", [hex(b) for b in self._buf_tx])
 
         # Send out the SPI bus
         with self._spi_device as spi:
-            spi.write(self._buf_tx, end=4) # pylint: disable=no-member
+            spi.write(self._buf_tx, end=4)  # pylint: disable=no-member
 
         # Wait 1 second for the command to complete.
         time.sleep(1)
@@ -215,20 +221,20 @@ def init(self):
     @property
     def connected(self):
         """Whether the Bluefruit module is connected to the central"""
-        return int(self.command_check_OK(b'AT+GAPGETCONN')) == 1
+        return int(self.command_check_OK(b"AT+GAPGETCONN")) == 1
 
     def uart_tx(self, data):
         """
         Sends the specific bytestring out over BLE UART.
         :param data: The bytestring to send.
         """
-        return self._cmd(b'AT+BLEUARTTX='+data+b'\r\n')
+        return self._cmd(b"AT+BLEUARTTX=" + data + b"\r\n")
 
     def uart_rx(self):
         """
         Reads byte data from the BLE UART FIFO.
         """
-        data = self.command_check_OK(b'AT+BLEUARTRX')
+        data = self.command_check_OK(b"AT+BLEUARTRX")
         if data:
             # remove \r\n from ending
             return data[:-2]
@@ -237,7 +243,7 @@ def uart_rx(self):
     def command(self, string):
         """Send a command and check response code"""
         try:
-            msgtype, msgid, rsp = self._cmd(string+"\n")
+            msgtype, msgid, rsp = self._cmd(string + "\n")
             if msgtype == _MSG_ERROR:
                 raise RuntimeError("Error (id:{0})".format(hex(msgid)))
             if msgtype == _MSG_RESPONSE:
@@ -246,20 +252,20 @@ def command(self, string):
         except RuntimeError as error:
             raise RuntimeError("AT command failure: " + repr(error))
 
-    def command_check_OK(self, command, delay=0.0):   # pylint: disable=invalid-name
+    def command_check_OK(self, command, delay=0.0):  # pylint: disable=invalid-name
         """Send a fully formed bytestring AT command, and check
         whether we got an 'OK' back. Returns payload bytes if there is any"""
         ret = self.command(command)
         time.sleep(delay)
         if not ret or not ret[-4:]:
             raise RuntimeError("Not OK")
-        if ret[-4:] != b'OK\r\n':
+        if ret[-4:] != b"OK\r\n":
             raise RuntimeError("Not OK")
         if ret[:-4]:
             return ret[:-4]
         return None
 
-    def read_packet(self):   # pylint: disable=too-many-return-statements
+    def read_packet(self):  # pylint: disable=too-many-return-statements
         """
         Will read a Bluefruit Connect packet and return it in a parsed format.
         Currently supports Button and Color packets only
@@ -270,16 +276,16 @@ def read_packet(self):   # pylint: disable=too-many-return-statements
         # convert to an array of character bytes
         self._buffer += [chr(b) for b in data]
         # Find beginning of new packet, starts with a '!'
-        while self._buffer and self._buffer[0] != '!':
+        while self._buffer and self._buffer[0] != "!":
             self._buffer.pop(0)
         # we need at least 2 bytes in the buffer
         if len(self._buffer) < 2:
             return None
 
         # Packet beginning found
-        if self._buffer[1] == 'B':
+        if self._buffer[1] == "B":
             plen = _PACKET_BUTTON_LEN
-        elif self._buffer[1] == 'C':
+        elif self._buffer[1] == "C":
             plen = _PACKET_COLOR_LEN
         else:
             # unknown packet type
@@ -289,16 +295,16 @@ def read_packet(self):   # pylint: disable=too-many-return-statements
         # split packet off of buffer cache
         packet = self._buffer[0:plen]
 
-        self._buffer = self._buffer[plen:]    # remove packet from buffer
-        if sum([ord(x) for x in packet]) % 256 != 255: # check sum
+        self._buffer = self._buffer[plen:]  # remove packet from buffer
+        if sum([ord(x) for x in packet]) % 256 != 255:  # check sum
             return None
 
         # OK packet's good!
-        if packet[1] == 'B':  # buttons have 2 int args to parse
+        if packet[1] == "B":  # buttons have 2 int args to parse
             # button number & True/False press
-            return ('B', int(packet[2]), packet[3] == '1')
-        if packet[1] == 'C':  # colorpick has 3 int args to parse
+            return ("B", int(packet[2]), packet[3] == "1")
+        if packet[1] == "C":  # colorpick has 3 int args to parse
             # red, green and blue
-            return ('C', ord(packet[2]), ord(packet[3]), ord(packet[4]))
+            return ("C", ord(packet[2]), ord(packet[3]), ord(packet[4]))
         # We don't nicely parse this yet
         return packet[1:-1]
diff --git a/docs/conf.py b/docs/conf.py
index 1398dbe..2484faf 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -2,7 +2,8 @@
 
 import os
 import sys
-sys.path.insert(0, os.path.abspath('..'))
+
+sys.path.insert(0, os.path.abspath(".."))
 
 # -- General configuration ------------------------------------------------
 
@@ -10,10 +11,10 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'sphinx.ext.autodoc',
-    'sphinx.ext.intersphinx',
-    'sphinx.ext.napoleon',
-    'sphinx.ext.todo',
+    "sphinx.ext.autodoc",
+    "sphinx.ext.intersphinx",
+    "sphinx.ext.napoleon",
+    "sphinx.ext.todo",
 ]
 
 # TODO: Please Read!
@@ -23,29 +24,36 @@
 # autodoc_mock_imports = ["digitalio", "busio"]
 
 
-intersphinx_mapping = {'python': ('https://docs.python.org/3.4', None),'BusDevice': ('https://circuitpython.readthedocs.io/projects/busdevice/en/latest/', None),'CircuitPython': ('https://circuitpython.readthedocs.io/en/latest/', None)}
+intersphinx_mapping = {
+    "python": ("https://docs.python.org/3.4", None),
+    "BusDevice": (
+        "https://circuitpython.readthedocs.io/projects/busdevice/en/latest/",
+        None,
+    ),
+    "CircuitPython": ("https://circuitpython.readthedocs.io/en/latest/", None),
+}
 
 # Add any paths that contain templates here, relative to this directory.
-templates_path = ['_templates']
+templates_path = ["_templates"]
 
-source_suffix = '.rst'
+source_suffix = ".rst"
 
 # The master toctree document.
-master_doc = 'index'
+master_doc = "index"
 
 # General information about the project.
-project = u'Adafruit BluefruitSPI Library'
-copyright = u'2018 Kevin Townsend'
-author = u'Kevin Townsend'
+project = u"Adafruit BluefruitSPI Library"
+copyright = u"2018 Kevin Townsend"
+author = u"Kevin Townsend"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = u'1.0'
+version = u"1.0"
 # The full version, including alpha/beta/rc tags.
-release = u'1.0'
+release = u"1.0"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -57,7 +65,7 @@
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This patterns also effect to html_static_path and html_extra_path
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', '.env', 'CODE_OF_CONDUCT.md']
+exclude_patterns = ["_build", "Thumbs.db", ".DS_Store", ".env", "CODE_OF_CONDUCT.md"]
 
 # The reST default role (used for this markup: `text`) to use for all
 # documents.
@@ -69,7 +77,7 @@
 add_function_parentheses = True
 
 # The name of the Pygments (syntax highlighting) style to use.
-pygments_style = 'sphinx'
+pygments_style = "sphinx"
 
 # If true, `todo` and `todoList` produce output, else they produce nothing.
 todo_include_todos = False
@@ -84,59 +92,62 @@
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
+on_rtd = os.environ.get("READTHEDOCS", None) == "True"
 
 if not on_rtd:  # only import and set the theme if we're building docs locally
     try:
         import sphinx_rtd_theme
-        html_theme = 'sphinx_rtd_theme'
-        html_theme_path = [sphinx_rtd_theme.get_html_theme_path(), '.']
+
+        html_theme = "sphinx_rtd_theme"
+        html_theme_path = [sphinx_rtd_theme.get_html_theme_path(), "."]
     except:
-        html_theme = 'default'
-        html_theme_path = ['.']
+        html_theme = "default"
+        html_theme_path = ["."]
 else:
-    html_theme_path = ['.']
+    html_theme_path = ["."]
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
-html_static_path = ['_static']
+html_static_path = ["_static"]
 
 # The name of an image file (relative to this directory) to use as a favicon of
 # the docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
 # pixels large.
 #
-html_favicon = '_static/favicon.ico'
+html_favicon = "_static/favicon.ico"
 
 # Output file base name for HTML help builder.
-htmlhelp_basename = 'AdafruitBluefruitspiLibrarydoc'
+htmlhelp_basename = "AdafruitBluefruitspiLibrarydoc"
 
 # -- Options for LaTeX output ---------------------------------------------
 
 latex_elements = {
-     # The paper size ('letterpaper' or 'a4paper').
-     #
-     # 'papersize': 'letterpaper',
-
-     # The font size ('10pt', '11pt' or '12pt').
-     #
-     # 'pointsize': '10pt',
-
-     # Additional stuff for the LaTeX preamble.
-     #
-     # 'preamble': '',
-
-     # Latex figure (float) alignment
-     #
-     # 'figure_align': 'htbp',
+    # The paper size ('letterpaper' or 'a4paper').
+    #
+    # 'papersize': 'letterpaper',
+    # The font size ('10pt', '11pt' or '12pt').
+    #
+    # 'pointsize': '10pt',
+    # Additional stuff for the LaTeX preamble.
+    #
+    # 'preamble': '',
+    # Latex figure (float) alignment
+    #
+    # 'figure_align': 'htbp',
 }
 
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title,
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
-    (master_doc, 'AdafruitBluefruitSPILibrary.tex', u'AdafruitBluefruitSPI Library Documentation',
-     author, 'manual'),
+    (
+        master_doc,
+        "AdafruitBluefruitSPILibrary.tex",
+        u"AdafruitBluefruitSPI Library Documentation",
+        author,
+        "manual",
+    ),
 ]
 
 # -- Options for manual page output ---------------------------------------
@@ -144,8 +155,13 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, 'AdafruitBluefruitSPIlibrary', u'Adafruit BluefruitSPI Library Documentation',
-     [author], 1)
+    (
+        master_doc,
+        "AdafruitBluefruitSPIlibrary",
+        u"Adafruit BluefruitSPI Library Documentation",
+        [author],
+        1,
+    )
 ]
 
 # -- Options for Texinfo output -------------------------------------------
@@ -154,7 +170,13 @@
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-    (master_doc, 'AdafruitBluefruitSPILibrary', u'Adafruit BluefruitSPI Library Documentation',
-     author, 'AdafruitBluefruitSPILibrary', 'One line description of project.',
-     'Miscellaneous'),
+    (
+        master_doc,
+        "AdafruitBluefruitSPILibrary",
+        u"Adafruit BluefruitSPI Library Documentation",
+        author,
+        "AdafruitBluefruitSPILibrary",
+        "One line description of project.",
+        "Miscellaneous",
+    ),
 ]
diff --git a/examples/bluefruitspi_neocolorpicker.py b/examples/bluefruitspi_neocolorpicker.py
index a263c57..b7db7e1 100644
--- a/examples/bluefruitspi_neocolorpicker.py
+++ b/examples/bluefruitspi_neocolorpicker.py
@@ -8,7 +8,7 @@
 from adafruit_bluefruitspi import BluefruitSPI
 import neopixel
 
-ADVERT_NAME = b'BlinkaNeoLamp'
+ADVERT_NAME = b"BlinkaNeoLamp"
 
 # 16 neopixels on a digital pin, adjust as necessary!
 pixels = neopixel.NeoPixel(board.D5, 16)
@@ -20,15 +20,17 @@
 rst = DigitalInOut(board.D4)
 bluefruit = BluefruitSPI(spi_bus, cs, irq, rst, debug=False)
 
+
 def init_bluefruit():
     # Initialize the device and perform a factory reset
     print("Initializing the Bluefruit LE SPI Friend module")
     bluefruit.init()
-    bluefruit.command_check_OK(b'AT+FACTORYRESET', delay=1)
+    bluefruit.command_check_OK(b"AT+FACTORYRESET", delay=1)
     # Print the response to 'ATI' (info request) as a string
-    print(str(bluefruit.command_check_OK(b'ATI'), 'utf-8'))
+    print(str(bluefruit.command_check_OK(b"ATI"), "utf-8"))
     # Change advertised name
-    bluefruit.command_check_OK(b'AT+GAPDEVNAME='+ADVERT_NAME)
+    bluefruit.command_check_OK(b"AT+GAPDEVNAME=" + ADVERT_NAME)
+
 
 def wait_for_connection():
     print("Waiting for a connection to Bluefruit LE Connect ...")
@@ -41,11 +43,14 @@ def wait_for_connection():
             print("")
         time.sleep(0.5)
 
+
 # This code will check the connection but only query the module if it has been
 # at least 'n_sec' seconds. Otherwise it 'caches' the response, to keep from
 # hogging the Bluefruit connection with constant queries
 connection_timestamp = None
 is_connected = None
+
+
 def check_connection(n_sec):
     # pylint: disable=global-statement
     global connection_timestamp, is_connected
@@ -54,13 +59,14 @@ def check_connection(n_sec):
         is_connected = bluefruit.connected
     return is_connected
 
+
 # Unlike most circuitpython code, this runs in two loops
 # one outer loop manages reconnecting bluetooth if we lose connection
 # then one inner loop for doing what we want when connected!
 while True:
     # Initialize the module
-    try:        # Wireless connections can have corrupt data or other runtime failures
-                # This try block will reset the module if that happens
+    try:  # Wireless connections can have corrupt data or other runtime failures
+        # This try block will reset the module if that happens
         init_bluefruit()
         wait_for_connection()
         print("\n *Connected!*")
@@ -73,7 +79,7 @@ def check_connection(n_sec):
                 continue  # nothin'
             print("Read packet", resp)
             # Look for a 'C'olor packet
-            if resp[0] != 'C':
+            if resp[0] != "C":
                 continue
             # Set the neopixels to the three bytes in the packet
             pixels.fill(resp[1:4])
diff --git a/examples/bluefruitspi_ruggedechotest.py b/examples/bluefruitspi_ruggedechotest.py
index 27394cd..7ac6f38 100644
--- a/examples/bluefruitspi_ruggedechotest.py
+++ b/examples/bluefruitspi_ruggedechotest.py
@@ -9,7 +9,7 @@
 from digitalio import DigitalInOut
 from adafruit_bluefruitspi import BluefruitSPI
 
-ADVERT_NAME = b'BlinkaBLE'
+ADVERT_NAME = b"BlinkaBLE"
 
 spi_bus = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
 cs = DigitalInOut(board.D8)
@@ -17,15 +17,17 @@
 rst = DigitalInOut(board.D4)
 bluefruit = BluefruitSPI(spi_bus, cs, irq, rst, debug=False)
 
+
 def init_bluefruit():
     # Initialize the device and perform a factory reset
     print("Initializing the Bluefruit LE SPI Friend module")
     bluefruit.init()
-    bluefruit.command_check_OK(b'AT+FACTORYRESET', delay=1)
+    bluefruit.command_check_OK(b"AT+FACTORYRESET", delay=1)
     # Print the response to 'ATI' (info request) as a string
-    print(str(bluefruit.command_check_OK(b'ATI'), 'utf-8'))
+    print(str(bluefruit.command_check_OK(b"ATI"), "utf-8"))
     # Change advertised name
-    bluefruit.command_check_OK(b'AT+GAPDEVNAME='+ADVERT_NAME)
+    bluefruit.command_check_OK(b"AT+GAPDEVNAME=" + ADVERT_NAME)
+
 
 def wait_for_connection():
     print("Waiting for a connection to Bluefruit LE Connect ...")
@@ -38,11 +40,14 @@ def wait_for_connection():
             print("")
         time.sleep(0.5)
 
+
 # This code will check the connection but only query the module if it has been
 # at least 'n_sec' seconds. Otherwise it 'caches' the response, to keep from
 # hogging the Bluefruit connection with constant queries
 connection_timestamp = None
 is_connected = None
+
+
 def check_connection(n_sec):
     # pylint: disable=global-statement
     global connection_timestamp, is_connected
@@ -51,13 +56,14 @@ def check_connection(n_sec):
         is_connected = bluefruit.connected
     return is_connected
 
+
 # Unlike most circuitpython code, this runs in two loops
 # one outer loop manages reconnecting bluetooth if we lose connection
 # then one inner loop for doing what we want when connected!
 while True:
     # Initialize the module
-    try:        # Wireless connections can have corrupt data or other runtime failures
-                # This try block will reset the module if that happens
+    try:  # Wireless connections can have corrupt data or other runtime failures
+        # This try block will reset the module if that happens
         init_bluefruit()
         wait_for_connection()
         print("\n *Connected!*")
@@ -73,7 +79,7 @@ def check_connection(n_sec):
             print("Writing reverse...")
             send = []
             for i in range(len(resp), 0, -1):
-                send.append(resp[i-1])
+                send.append(resp[i - 1])
             print(bytes(send))
             bluefruit.uart_tx(bytes(send))
         print("Connection lost.")
diff --git a/examples/bluefruitspi_simpletest.py b/examples/bluefruitspi_simpletest.py
index 58e2a17..a8f3102 100644
--- a/examples/bluefruitspi_simpletest.py
+++ b/examples/bluefruitspi_simpletest.py
@@ -16,13 +16,13 @@
 # Initialize the device and perform a factory reset
 print("Initializing the Bluefruit LE SPI Friend module")
 bluefruit.init()
-bluefruit.command_check_OK(b'AT+FACTORYRESET', delay=1)
+bluefruit.command_check_OK(b"AT+FACTORYRESET", delay=1)
 
 # Print the response to 'ATI' (info request) as a string
-print(str(bluefruit.command_check_OK(b'ATI'), 'utf-8'))
+print(str(bluefruit.command_check_OK(b"ATI"), "utf-8"))
 
 # Change advertised name
-bluefruit.command_check_OK(b'AT+GAPDEVNAME=BlinkaBLE')
+bluefruit.command_check_OK(b"AT+GAPDEVNAME=BlinkaBLE")
 
 while True:
     print("Waiting for a connection to Bluefruit LE Connect ...")
@@ -54,7 +54,7 @@
         print("Writing reverse...")
         send = []
         for i in range(len(resp), 0, -1):
-            send.append(resp[i-1])
+            send.append(resp[i - 1])
         print(bytes(send))
         bluefruit.uart_tx(bytes(send))
 
diff --git a/setup.py b/setup.py
index fec8de2..9f9efde 100644
--- a/setup.py
+++ b/setup.py
@@ -7,6 +7,7 @@
 
 # Always prefer setuptools over distutils
 from setuptools import setup, find_packages
+
 # To use a consistent encoding
 from codecs import open
 from os import path
@@ -14,47 +15,38 @@
 here = path.abspath(path.dirname(__file__))
 
 # Get the long description from the README file
-with open(path.join(here, 'README.rst'), encoding='utf-8') as f:
+with open(path.join(here, "README.rst"), encoding="utf-8") as f:
     long_description = f.read()
 
 setup(
-    name='adafruit-circuitpython-bluefruitspi',
-
+    name="adafruit-circuitpython-bluefruitspi",
     use_scm_version=True,
-    setup_requires=['setuptools_scm'],
-
-    description='CircuitPython helper class to work with the Adafruit Bluefruit LE SPI Friend.',
+    setup_requires=["setuptools_scm"],
+    description="CircuitPython helper class to work with the Adafruit Bluefruit LE SPI Friend.",
     long_description=long_description,
-    long_description_content_type='text/x-rst',
-
+    long_description_content_type="text/x-rst",
     # The project's main homepage.
-    url='https://github.com/adafruit/Adafruit_CircuitPython_BluefruitSPI',
-
+    url="https://github.com/adafruit/Adafruit_CircuitPython_BluefruitSPI",
     # Author details
-    author='Adafruit Industries',
-    author_email='circuitpython@adafruit.com',
-
-    install_requires=['Adafruit-Blinka', 'adafruit-circuitpython-busdevice'],
-
+    author="Adafruit Industries",
+    author_email="circuitpython@adafruit.com",
+    install_requires=["Adafruit-Blinka", "adafruit-circuitpython-busdevice"],
     # Choose your license
-    license='MIT',
-
+    license="MIT",
     # See https://pypi.python.org/pypi?%3Aaction=list_classifiers
     classifiers=[
-        'Development Status :: 3 - Alpha',
-        'Intended Audience :: Developers',
-        'Topic :: Software Development :: Libraries',
-        'Topic :: System :: Hardware',
-        'License :: OSI Approved :: MIT License',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.4',
-        'Programming Language :: Python :: 3.5',
+        "Development Status :: 3 - Alpha",
+        "Intended Audience :: Developers",
+        "Topic :: Software Development :: Libraries",
+        "Topic :: System :: Hardware",
+        "License :: OSI Approved :: MIT License",
+        "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.4",
+        "Programming Language :: Python :: 3.5",
     ],
-
     # What does your project relate to?
-    keywords='adafruit ble bluetooth bluefruit spi friend hardware micropython circuitpython',
-
+    keywords="adafruit ble bluetooth bluefruit spi friend hardware micropython circuitpython",
     # You can just specify the packages manually here if your project is
     # simple. Or you can use find_packages().
-    py_modules=['adafruit_bluefruitspi'],
-)
\ No newline at end of file
+    py_modules=["adafruit_bluefruitspi"],
+)