X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/2ed6f5d2c74510c8be535c2218ba74ec05a1920d..refs/heads/revert-863-do-not-upload-bdist:/src/adafruit_blinka/__init__.py

diff --git a/src/adafruit_blinka/__init__.py b/src/adafruit_blinka/__init__.py
index 845c802..a4ef215 100755
--- a/src/adafruit_blinka/__init__.py
+++ b/src/adafruit_blinka/__init__.py
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
 """
 `adafruit_blinka` - Runtime utility objects for re-implementation of CircuitPython API
 ======================================================================================
@@ -5,10 +8,11 @@
 * Author(s): cefn
 """
 
-class Enum(object):
+
+class Enum:
     """
-        Object supporting CircuitPython-style of static symbols
-        as seen with Direction.OUTPUT, Pull.UP
+    Object supporting CircuitPython-style of static symbols
+    as seen with Direction.OUTPUT, Pull.UP
     """
 
     def __repr__(self):
@@ -26,8 +30,8 @@ class Enum(object):
     @classmethod
     def iteritems(cls):
         """
-            Inspects attributes of the class for instances of the class
-            and returns as key,value pairs mirroring dict#iteritems
+        Inspects attributes of the class for instances of the class
+        and returns as key,value pairs mirroring dict#iteritems
         """
         for key in dir(cls):
             val = getattr(cls, key)
@@ -37,19 +41,24 @@ class Enum(object):
 
 class ContextManaged:
     """An object that automatically deinitializes hardware with a context manager."""
+
     def __enter__(self):
         return self
 
     def __exit__(self, exc_type, exc_value, traceback):
         self.deinit()
 
+    # pylint: disable=no-self-use
     def deinit(self):
         """Free any hardware used by the object."""
-        pass
+        return
+
+    # pylint: enable=no-self-use
 
 
 class Lockable(ContextManaged):
     """An object that must be locked to prevent collisions on a microcontroller resource."""
+
     _locked = False
 
     def try_lock(self):
@@ -63,11 +72,14 @@ class Lockable(ContextManaged):
         """Release the lock so others may use the resource."""
         if self._locked:
             self._locked = False
-        else:
-            raise ValueError("Not locked")
+
 
 def patch_system():
     """Patch modules that may be different due to the platform."""
+    # pylint: disable=import-outside-toplevel
     import sys
     from adafruit_blinka.agnostic import time
-    sys.modules['time'] = time
+
+    # pylint: enable=import-outside-toplevel
+
+    sys.modules["time"] = time