Cleaning up the deprecation logic a bit.

Author: rmhowe425

pandas/io/xml.py

@@ -1127,11 +1127,13 @@ def read_xml(
     """
     check_dtype_backend(dtype_backend)
 
-    if (
-        not is_file_like(path_or_buffer)
-        and not file_exists(path_or_buffer)
-        and not is_url(path_or_buffer)
-        and not is_fsspec_url(path_or_buffer)
+    if not any(
+        [
+            is_file_like(path_or_buffer),
+            file_exists(path_or_buffer),
+            is_url(path_or_buffer),
+            is_fsspec_url(path_or_buffer),
+        ]
     ):
         warnings.warn(
             "Passing literal xml to 'read_xml' is deprecated and "