X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/e3d5915646d505495ba573a00b05b571f37bb5df..8273fc6:/src/adafruit_blinka/microcontroller/nova/__init__.py

diff --git a/src/adafruit_blinka/microcontroller/nova/__init__.py b/src/adafruit_blinka/microcontroller/nova/__init__.py
index 6c1d446..8ab7ce0 100644
--- a/src/adafruit_blinka/microcontroller/nova/__init__.py
+++ b/src/adafruit_blinka/microcontroller/nova/__init__.py
@@ -1,24 +1,31 @@
+"""Generic Connection class for Binho Nova to keep track of connection"""
+
+
 class Connection:
+    """Connection class"""
+
     __instance = None
+
     @staticmethod
     def getInstance():
         """ Static access method. """
-        if Connection.__instance == None:
+        if Connection.__instance is None:
             Connection()
         return Connection.__instance
 
     def __init__(self):
         """ Virtually private constructor. """
-        if Connection.__instance != None:
+        if Connection.__instance is not None:
             raise Exception("This class is a singleton!")
-        else:
-            from binhoHostAdapter import binhoHostAdapter
-            from binhoHostAdapter import binhoUtilities
 
-            utilities = binhoUtilities.binhoUtilities()
-            devices = utilities.listAvailableDevices()
+        # pylint: disable=import-outside-toplevel
+        from binhoHostAdapter import binhoHostAdapter
+        from binhoHostAdapter import binhoUtilities
+
+        # pylint: enable=import-outside-toplevel
+        devices = binhoUtilities.listAvailableDevices()
 
-            if len(devices) > 0:
-                Connection.__instance = binhoHostAdapter.binhoHostAdapter(devices[0])
-            else:
-                raise RuntimeError('No Binho Nova found!')
+        if len(devices) > 0:
+            Connection.__instance = binhoHostAdapter.binhoHostAdapter(devices[0])
+        else:
+            raise RuntimeError("No Binho Nova found!")