refactor File.replace_ext

csst_common/file.py

@@ -6,7 +6,7 @@ class File:
         self.file_path = file_path
         self.file_path_prefix, self.file_path_ext = os.path.splitext(file_path)
 
-    def switch_extension(self, ext="wht.fits") -> str:
+    def replace_ext(self, ext="wht.fits") -> str:
         if ext.startswith("."):
             return self.file_path_prefix + ext
         else:

tests/test_file.py

@@ -5,5 +5,5 @@ from csst_common import File
 class TestFile(unittest.TestCase):
     def test_parameterized_module_decorator(self):
         f = File("/path/to/file.fits")
-        self.assertEqual(f.switch_extension(".cat"), "/path/to/file.cat")
-        self.assertEqual(f.switch_extension("img.cat"), "/path/to/file_img.cat")
+        self.assertEqual(f.replace_ext(".cat"), "/path/to/file.cat")
+        self.assertEqual(f.replace_ext("img.cat"), "/path/to/file_img.cat")