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 pylint black==19.10b0 Sphinx sphinx-rtd-theme
     - name: Library version
       run: git describe --dirty --always --tags
     - name: PyLint

adafruit_nunchuk.py

@@ -52,6 +52,7 @@
 _I2C_INIT_DELAY = 0.1
 _I2C_READ_DELAY = 0.01
 
+
 class Nunchuk:
     """Class which provides interface to Nintendo Nunchuk controller."""
 
@@ -62,9 +63,9 @@ def __init__(self, i2c, address=_DEFAULT_ADDRESS):
         with self.i2c_device as i2c_dev:
             # turn off encrypted data
             # http://wiibrew.org/wiki/Wiimote/Extension_Controllers
-            i2c_dev.write(b'\xF0\x55')
+            i2c_dev.write(b"\xF0\x55")
             time.sleep(_I2C_INIT_DELAY)
-            i2c_dev.write(b'\xFB\x00')
+            i2c_dev.write(b"\xFB\x00")
 
     @property
     def joystick(self):
@@ -73,12 +74,12 @@ def joystick(self):
         return self.buffer[0], self.buffer[1]
 
     @property
-    def button_C(self): #pylint: disable=invalid-name
+    def button_C(self):  # pylint: disable=invalid-name
         """Return current pressed state of button C."""
         return not bool(self._read_data()[5] & 0x02)
 
     @property
-    def button_Z(self): #pylint: disable=invalid-name
+    def button_Z(self):  # pylint: disable=invalid-name
         """Return current pressed state of button Z."""
         return not bool(self._read_data()[5] & 0x01)
 
@@ -95,7 +96,7 @@ def acceleration(self):
         return x, y, z
 
     def _read_data(self):
-        return self._read_register(b'\x00')
+        return self._read_register(b"\x00")
 
     def _read_register(self, address):
         with self.i2c_device as i2c:

docs/conf.py

@@ -2,18 +2,19 @@
 
 import os
 import sys
-sys.path.insert(0, os.path.abspath('..'))
+
+sys.path.insert(0, os.path.abspath(".."))
 
 # -- General configuration ------------------------------------------------
 
 # Add any Sphinx extension module names here, as strings. They can be
 # 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 Nunchuk Library'
-copyright = u'2019 Carter Nelson'
-author = u'Carter Nelson'
+project = "Adafruit Nunchuk Library"
+copyright = "2019 Carter Nelson"
+author = "Carter Nelson"
 
 # 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 = "1.0"
 # The full version, including alpha/beta/rc tags.
-release = u'1.0'
+release = "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
@@ -84,68 +92,76 @@
 # 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 = 'AdafruitNunchukLibrarydoc'
+htmlhelp_basename = "AdafruitNunchukLibrarydoc"
 
 # -- 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, 'AdafruitNunchukLibrary.tex', u'AdafruitNunchuk Library Documentation',
-     author, 'manual'),
+    (
+        master_doc,
+        "AdafruitNunchukLibrary.tex",
+        "AdafruitNunchuk Library Documentation",
+        author,
+        "manual",
+    ),
 ]
 
 # -- Options for manual page output ---------------------------------------
 
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, 'AdafruitNunchuklibrary', u'Adafruit Nunchuk Library Documentation',
-     [author], 1)
+    (
+        master_doc,
+        "AdafruitNunchuklibrary",
+        "Adafruit Nunchuk 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, 'AdafruitNunchukLibrary', u'Adafruit Nunchuk Library Documentation',
-     author, 'AdafruitNunchukLibrary', 'One line description of project.',
-     'Miscellaneous'),
+    (
+        master_doc,
+        "AdafruitNunchukLibrary",
+        "Adafruit Nunchuk Library Documentation",
+        author,
+        "AdafruitNunchukLibrary",
+        "One line description of project.",
+        "Miscellaneous",
+    ),
 ]

examples/nunchuk_accel_mouse.py

@@ -14,24 +14,24 @@
 cDown = False
 zDown = False
 
-#This is to allow double checking (only on left click - and it doesn't really work)
-CHECK_COUNT=0
+# This is to allow double checking (only on left click - and it doesn't really work)
+CHECK_COUNT = 0
 
 
-#This is just to show that we're getting back data - uncomment it and hold down the buttons
-#while True:
+# This is just to show that we're getting back data - uncomment it and hold down the buttons
+# while True:
 #    print((0 if nc.button_C else 1, 0 if nc.button_Z else 1))
 
 while True:
     accel = nc.acceleration
-#    print(accel)
-#    x, y = nc.joystick
-#    print((x,y))
-    x = accel[0]/4
-    y = accel[1]/4
-    print((x,y))
-	#Eliminate spurious reads
-    if (x == 255 or y == 255):
+    #    print(accel)
+    #    x, y = nc.joystick
+    #    print((x,y))
+    x = accel[0] / 4
+    y = accel[1] / 4
+    print((x, y))
+    # Eliminate spurious reads
+    if x == 255 or y == 255:
         continue
     relX = x - centerX
     relY = y - centerY

examples/nunchuk_analog_mouse.py

@@ -14,18 +14,18 @@
 cDown = False
 zDown = False
 
-#This is to allow double checking (only on left click - and it doesn't really work)
-CHECK_COUNT=0
+# This is to allow double checking (only on left click - and it doesn't really work)
+CHECK_COUNT = 0
 
 
-#This is just to show that we're getting back data - uncomment it and hold down the buttons
-#while True:
+# This is just to show that we're getting back data - uncomment it and hold down the buttons
+# while True:
 #    print((0 if nc.button_C else 1, 0 if nc.button_Z else 1))
 
 while True:
     x, y = nc.joystick
-	#Eliminate spurious reads
-    if (x == 255 or y == 255):
+    # Eliminate spurious reads
+    if x == 255 or y == 255:
         continue
     relX = x - centerX
     relY = centerY - y

examples/nunchuk_mouse.py

@@ -9,8 +9,8 @@
 
 while True:
     x, y = nc.joystick
-    x = (x - 128)//2
-    y = (128 - y)//2
+    x = (x - 128) // 2
+    y = (128 - y) // 2
     if abs(x) > THRESHOLD:
         m.move(x, 0, 0)
     if abs(y) > THRESHOLD: