Merge pull request #18 from nlesc-nano/devel2

Check for the presence of the _isdir rather than the OS type

Author: BvB93

CHANGELOG.rst

@@ -6,6 +6,12 @@ All notable changes to this project will be documented in this file.
 This project adheres to `Semantic Versioning <http://semver.org/>`_.
 
 
+2.2.3
+*****
+* Windows bug fix: Check for the presence of the ``AssertionManager._isdir()``
+  rather than the type of operating system.
+
+
 2.2.2
 *****
 * Replaced `pycodestyle <https://pypi.org/project/pycodestyle/>`_ tests with

README.rst

@@ -18,7 +18,7 @@
 
 
 ##################
-AssertionLib 2.2.2
+AssertionLib 2.2.3
 ##################
 
 A package for performing assertions and providing informative exception messages.

assertionlib/__version__.py

@@ -1 +1 @@
-__version__ = '2.2.2'
+__version__ = '2.2.3'

assertionlib/manager.py

@@ -259,7 +259,7 @@ def __new__(mcls, name, bases, namespace) -> '_MetaAM':  # noqa: N804
         cls.allclose = cls.isclose  # type: ignore
 
         # On windows os.path.isdir is an alias for the ._isdir function
-        if os.name == 'nt':
+        if hasattr(cls, '_isdir'):
             cls.isdir = cls._isdir  # type: ignore
             cls.isdir.__name__ = 'isdir'  # type: ignore
             cls.isdir.__qualname__ = 'isdir'  # type: ignore