Pylint update

.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_aws_iot.py

@@ -49,9 +49,11 @@
 
 class AWS_IOT_ERROR(Exception):
     """Exception raised on MQTT API return-code errors."""
+
     # pylint: disable=unnecessary-pass
     pass
 
+
 class MQTT_CLIENT:
     """Client for interacting with Amazon AWS IoT MQTT API.
 
@@ -60,24 +62,33 @@ class MQTT_CLIENT:
                           Provided interval must be 30 <= keep_alive <= 1200.
 
     """
+
     def __init__(self, mmqttclient, keep_alive=30):
         if "MQTT" in str(type(mmqttclient)):
             self.client = mmqttclient
         else:
-            raise TypeError("This class requires a preconfigured MiniMQTT object, \
-                                please create one.")
+            raise TypeError(
+                "This class requires a preconfigured MiniMQTT object, \
+                                please create one."
+            )
         # Verify MiniMQTT client object configuration
         try:
             self.cid = self.client.client_id
-            assert self.cid[0] != "$", "Client ID can not start with restricted client ID prefix $."
+            assert (
+                self.cid[0] != "$"
+            ), "Client ID can not start with restricted client ID prefix $."
         except:
-            raise TypeError("You must provide MiniMQTT with your AWS IoT Device's Identifier \
-                                as the Client ID.")
+            raise TypeError(
+                "You must provide MiniMQTT with your AWS IoT Device's Identifier \
+                                as the Client ID."
+            )
         # Shadow-interaction topic
         self.shadow_topic = "$aws/things/{}/shadow".format(self.cid)
         # keep_alive timer must be between 30 <= keep alive interval <= 1200 seconds
         # https://docs.aws.amazon.com/general/latest/gr/aws_service_limits.html
-        assert 30 <= keep_alive <= 1200, "Keep_Alive timer \
+        assert (
+            30 <= keep_alive <= 1200
+        ), "Keep_Alive timer \
             interval must be between 30 and 1200 seconds"
         self.keep_alive = keep_alive
         # User-defined MQTT callback methods must be init'd to None
@@ -100,7 +111,6 @@ def __enter__(self):
     def __exit__(self, exception_type, exception_value, traceback):
         self.disconnect()
 
-
     @property
     def is_connected(self):
         """Returns if MQTT_CLIENT is connected to AWS IoT MQTT Broker
@@ -115,7 +125,7 @@ def disconnect(self):
         try:
             self.client.disconnect()
         except MMQTTException as error:
-            raise AWS_IOT_ERROR('Error disconnecting with AWS IoT: ', error)
+            raise AWS_IOT_ERROR("Error disconnecting with AWS IoT: ", error)
         self.connected_to_aws = False
         # Reset user-defined callback methods to None
         self.on_connect = None
@@ -133,7 +143,7 @@ def connect(self, clean_session=True):
         try:
             self.client.connect(clean_session)
         except MMQTTException as error:
-            raise AWS_IOT_ERROR('Error connecting to AWS IoT: ', error)
+            raise AWS_IOT_ERROR("Error connecting to AWS IoT: ", error)
         self.connected_to_aws = True
 
     # MiniMQTT Callback Handlers
@@ -265,30 +275,34 @@ def shadow_get_subscribe(self, qos=1):
         :param int qos: Optional quality of service level.
 
         """
-        self.client.subscribe(self.shadow_topic+"/get/#", qos)
+        self.client.subscribe(self.shadow_topic + "/get/#", qos)
 
     def shadow_subscribe(self, qos=1):
         """Subscribes to all notifications on the device's shadow update topic.
         :param int qos: Optional quality of service level.
 
         """
-        self.client.subscribe(self.shadow_topic+"/update/#", qos)
+        self.client.subscribe(self.shadow_topic + "/update/#", qos)
 
     def shadow_update(self, document):
         """Publishes a request state document to update the device's shadow.
         :param json state_document: JSON-formatted state document.
 
         """
-        self.client.publish(self.shadow_topic+"/update", document)
+        self.client.publish(self.shadow_topic + "/update", document)
 
     def shadow_get(self):
         """Publishes an empty message to shadow get topic to get the device's shadow.
 
         """
-        self.client.publish(self.shadow_topic+"/get", json.dumps({"message": "ignore"}))
+        self.client.publish(
+            self.shadow_topic + "/get", json.dumps({"message": "ignore"})
+        )
 
     def shadow_delete(self):
         """Publishes an empty message to the shadow delete topic to delete a device's shadow
 
         """
-        self.client.publish(self.shadow_topic+"/delete", json.dumps({"message": "delete"}))
+        self.client.publish(
+            self.shadow_topic + "/delete", json.dumps({"message": "delete"})
+        )

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 +24,32 @@
 autodoc_mock_imports = ["adafruit_minimqtt"]
 
 
-intersphinx_mapping = {'python': ('https://docs.python.org/3.4', None),'CircuitPython': ('https://circuitpython.readthedocs.io/en/latest/', None)}
+intersphinx_mapping = {
+    "python": ("https://docs.python.org/3.4", 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 AWS_IOT Library'
-copyright = u'2019 Brent Rubell'
-author = u'Brent Rubell'
+project = "Adafruit AWS_IOT Library"
+copyright = "2019 Brent Rubell"
+author = "Brent Rubell"
 
 # 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 +61,7 @@
 # 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 +73,7 @@
 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 +88,76 @@
 # 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 = 'AdafruitAws_iotLibrarydoc'
+htmlhelp_basename = "AdafruitAws_iotLibrarydoc"
 
 # -- 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, 'AdafruitAWS_IOTLibrary.tex', u'AdafruitAWS_IOT Library Documentation',
-     author, 'manual'),
+    (
+        master_doc,
+        "AdafruitAWS_IOTLibrary.tex",
+        "AdafruitAWS_IOT 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, 'AdafruitAWS_IOTlibrary', u'Adafruit AWS_IOT Library Documentation',
-     [author], 1)
+    (
+        master_doc,
+        "AdafruitAWS_IOTlibrary",
+        "Adafruit AWS_IOT Library Documentation",
+        [author],
+        1,
+    )
 ]
 
 # -- Options for Texinfo output -------------------------------------------
@@ -154,7 +166,13 @@
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-    (master_doc, 'AdafruitAWS_IOTLibrary', u'Adafruit AWS_IOT Library Documentation',
-     author, 'AdafruitAWS_IOTLibrary', 'One line description of project.',
-     'Miscellaneous'),
+    (
+        master_doc,
+        "AdafruitAWS_IOTLibrary",
+        "Adafruit AWS_IOT Library Documentation",
+        author,
+        "AdafruitAWS_IOTLibrary",
+        "One line description of project.",
+        "Miscellaneous",
+    ),
 ]