diff --git a/IPython/utils/io.py b/IPython/utils/io.py
index 39163d7..fab9bae 100644
--- a/IPython/utils/io.py
+++ b/IPython/utils/io.py
@@ -14,7 +14,6 @@ import sys
 import tempfile
 import warnings
 from warnings import warn
-from pathlib import Path
 
 from IPython.utils.decorators import undoc
 from .capture import CapturedIO, capture_output
@@ -205,11 +204,11 @@ def temp_pyfile(src, ext='.py'):
     (filename, open filehandle)
       It is the caller's responsibility to close the open file and unlink it.
     """
-    fname = Path(tempfile.mkstemp(ext)[1])
-    with fname.open('w') as f:
+    fname = tempfile.mkstemp(ext)[1]
+    with open(fname,'w') as f:
         f.write(src)
         f.flush()
-    return str(fname)
+    return fname
 
 @undoc
 def atomic_writing(*args, **kwargs):