diff --git a/importlib_resources/_common.py b/importlib_resources/_common.py
index 5f41c26..d825219 100644
--- a/importlib_resources/_common.py
+++ b/importlib_resources/_common.py
@@ -5,7 +5,6 @@
 import itertools
 import os
 import pathlib
-import tempfile
 import types
 import warnings
 from typing import Optional, Union, cast
@@ -127,6 +126,9 @@ def _tempfile(
     *,
     _os_remove=os.remove,
 ):
+    # Deferred for performance.
+    import tempfile
+
     # Not using tempfile.NamedTemporaryFile as it leads to deeper 'try'
     # blocks due to the need to close the temporary file to work on Windows
     # properly.
@@ -180,24 +182,18 @@ def _(path):
     yield path
 
 
-@contextlib.contextmanager
-def _temp_path(dir: tempfile.TemporaryDirectory):
-    """
-    Wrap tempfile.TemporaryDirectory to return a pathlib object.
-    """
-    with dir as result:
-        yield pathlib.Path(result)
-
-
 @contextlib.contextmanager
 def _temp_dir(path):
     """
     Given a traversable dir, recursively replicate the whole tree
     to the file system in a context manager.
     """
+    # Deferred for performance.
+    import tempfile
+
     assert path.is_dir()
-    with _temp_path(tempfile.TemporaryDirectory()) as temp_dir:
-        yield _write_contents(temp_dir, path)
+    with tempfile.TemporaryDirectory() as temp_dir:
+        yield _write_contents(pathlib.Path(temp_dir), path)
 
 
 def _write_contents(target, source):