removed unused function _get_include_path

solid/solidpython.py

@@ -385,21 +385,6 @@ def __init__(self, name, params, include_file_path, use_not_include=False, **kwa
 
         OpenSCADObject.__init__(self, name, params)
 
-    def _get_include_path(self, include_file_path):
-        # Look through sys.path for anyplace we can find a valid file ending
-        # in include_file_path.  Return that absolute path
-        if os.path.isabs(include_file_path) and os.path.isfile(include_file_path):
-            return include_file_path
-        else:
-            for p in sys.path:
-                whole_path = os.path.join(p, include_file_path)
-                if os.path.isfile(whole_path):
-                    return os.path.abspath(whole_path)
-
-        # No loadable SCAD file was found in sys.path.  Raise an error
-        raise ValueError(f"Unable to find included SCAD file: {include_file_path} in sys.path")
-
-
 # =========================================
 # = Rendering Python code to OpenSCAD code=
 # =========================================