diff --git a/pytools/__init__.py b/pytools/__init__.py
index 47345f6e3690f4dbc0e858a847873dd72c631ffc..62adeb04d2427777a8a623c29bb9de0f601715ba 100644
--- a/pytools/__init__.py
+++ b/pytools/__init__.py
@@ -1262,6 +1262,18 @@ if __name__ == "__main__":
 
 
 
+def add_python_path_relative_to_script(rel_path):
+    import sys
+    from os.path import dirname, join, abspath
+
+    script_name = sys.argv[0]
+    rel_script_dir = dirname(script_name)
+
+    sys.path.append(abspath(join(rel_script_dir, rel_path)))
+
+
+
+
 # numpy dtype mangling --------------------------------------------------------
 def common_dtype(dtypes, default=None):
     dtypes = list(dtypes)