Merge branch 'lint' into dev

Author: rayluo

msal_extensions/cache_lock.py

@@ -45,7 +45,7 @@ def _try_to_create_lock_file(self):
         timeout_end = current_time() + timeout
         while timeout_end > current_time():
             try:
-                with open(self._lockpath, 'x'):
+                with open(self._lockpath, 'x'):  # pylint: disable=unspecified-encoding
                     return True
             except ValueError:  # This needs to be the first clause, for Python 2 to hit it
                 logger.warning("Python 2 does not support atomic creation of file")

msal_extensions/persistence.py

@@ -113,14 +113,14 @@ def __init__(self, location):
     def save(self, content):
         # type: (str) -> None
         """Save the content into this persistence"""
-        with open(self._location, 'w+') as handle:
+        with open(self._location, 'w+') as handle:  # pylint: disable=unspecified-encoding
             handle.write(content)
 
     def load(self):
         # type: () -> str
         """Load content from this persistence"""
         try:
-            with open(self._location, 'r') as handle:
+            with open(self._location, 'r') as handle:  # pylint: disable=unspecified-encoding
                 return handle.read()
         except EnvironmentError as exp:  # EnvironmentError in Py 2.7 works across platform
             if exp.errno == errno.ENOENT:

msal_extensions/windows.py

@@ -70,7 +70,7 @@ def protect(self, message):
 
         if _CRYPT_PROTECT_DATA(
                 ctypes.byref(message_blob),
-                u"python_data",
+                u"python_data",  # pylint: disable=redundant-u-string-prefix
                 entropy,
                 None,
                 None,