optionfile: Replace _ with - (#1114)

methane · web-flow · commit 92287000831d · 2023-05-24T22:24:24.000+09:00
Fix #1020
diff --git a/pymysql/optionfile.py b/pymysql/optionfile.py
@@ -13,6 +13,9 @@ def __remove_quotes(self, value):
                 return value[1:-1]
         return value
 
+    def optionxform(self, key):
+        return key.lower().replace("_", "-")
+
     def get(self, section, option):
         value = configparser.RawConfigParser.get(self, section, option)
         return self.__remove_quotes(value)
diff --git a/pymysql/tests/test_optionfile.py b/pymysql/tests/test_optionfile.py
@@ -21,4 +21,4 @@ def test_string(self):
         parser.read_file(StringIO(_cfg_file))
         self.assertEqual(parser.get("default", "string"), "foo")
         self.assertEqual(parser.get("default", "quoted"), "bar")
-        self.assertEqual(parser.get("default", "single_quoted"), "foobar")
+        self.assertEqual(parser.get("default", "single-quoted"), "foobar")
