Fix internal _fspath

ubelt/_win32_links.py

@@ -22,6 +22,7 @@
 from os.path import join
 from ubelt import util_io
 from ubelt import util_path
+from ubelt.util_path import _fspath
 import sys
 
 if sys.platform.startswith('win32'):

ubelt/util_path.py

@@ -582,3 +582,41 @@ def delete(self):
         else:
             util_io.delete(self)
         return self
+
+
+if PY_LE_35:  # nocover
+    def _fspath(path):
+        """
+        Return the file system path representation of the object.
+
+        If the object is str or bytes, then allow it to pass through as-is. If
+        the object defines __fspath__(), then return the result of that method.
+        All other types raise a TypeError.
+
+        Internal helper for cases where os.fspath does not exist on older Python
+        """
+        import six
+        string_types = six.string_types
+
+        if isinstance(path, string_types):
+            return path
+
+        # Work from the object's type to match method resolution of other magic
+        # methods.
+        path_type = type(path)
+        try:
+            path_repr = path_type.__fspath__(path)
+        except AttributeError:
+            if hasattr(path_type, '__fspath__'):
+                raise
+            else:
+                raise TypeError("expected str, bytes or os.PathLike object, "
+                                "not " + path_type.__name__)
+        if isinstance(path_repr, string_types):
+            return path_repr
+        else:
+            raise TypeError("expected {}.__fspath__() to return str or bytes, "
+                            "not {}".format(path_type.__name__,
+                                            type(path_repr).__name__))
+else:
+    _fspath = os.fspath

ubelt/util_zip.py

@@ -15,40 +15,23 @@
 a temporary directory first.
 """
 from __future__ import absolute_import, division, print_function, unicode_literals
-import os
-import sys
 import io
+import os
 import re
+import sys
 import tempfile
 import zipfile
 from os.path import exists, join
 from ubelt.util_mixins import NiceRepr
+from ubelt.util_path import _fspath
 
 __all__ = ['zopen', 'split_archive']
 
 PY2 = (sys.version_info[0] == 2)
 
+
 if PY2:
     OSError = IOError
-    def _fspath(p):
-        import pathlib
-        if isinstance(p, (str, unicode)):  # NOQA
-            return p
-        elif isinstance(p, pathlib.Path):
-            return str(p)
-        else:
-            raise TypeError
-elif sys.version_info[0:2] >= (3, 6):  # nocover
-    _fspath = os.fspath
-else:  # nocover
-    def _fspath(p):
-        import pathlib
-        if isinstance(p, (str, bytes)):  # NOQA
-            return p
-        elif isinstance(p, pathlib.Path):
-            return str(p)
-        else:
-            raise TypeError
 
 
 def split_archive(fpath, ext='.zip'):
@@ -61,9 +44,8 @@ def split_archive(fpath, ext='.zip'):
         >>> split_archive('/a/b/foo.zip/bar.txt')
         >>> split_archive('/a/b/foo.zip/baz/biz.zip/bar.py')
         >>> split_archive('archive.zip')
-        >>> # xdoctest: +REQUIRES(module:pathlib)
-        >>> import pathlib
-        >>> split_archive(pathlib.Path('/a/b/foo.zip/baz/biz.zip/bar.py'))
+        >>> import ubelt as ub
+        >>> split_archive(ub.Path('/a/b/foo.zip/baz/biz.zip/bar.py'))
         >>> split_archive('/a/b/foo.zip/baz.pt/bar.zip/bar.zip', '.pt')
 
     TODO:
@@ -140,11 +122,10 @@ class zopen(NiceRepr):
 
     Example:
         >>> from ubelt.util_zip import *  # NOQA
-        >>> import pathlib
         >>> import pickle
         >>> import ubelt as ub
         >>> dpath = ub.ensure_app_cache_dir('ubelt/tests/util_zip')
-        >>> dpath = pathlib.Path(dpath)
+        >>> dpath = ub.Path(dpath)
         >>> data_fpath = dpath / 'test.pkl'
         >>> data = {'demo': 'data'}
         >>> with open(str(data_fpath), 'wb') as file: