Fix conf.write_initial_config() to use read_file() instead of deprecated readfp()

osc/conf.py

@@ -1716,7 +1716,7 @@ def write_initial_config(conffile, entries, custom_template='', creds_mgr_descri
     config.update(entries)
     sio = StringIO(conf_template.strip() % config)
     cp = OscConfigParser.OscConfigParser()
-    cp.readfp(sio)
+    cp.read_file(sio)
     cp.set(config['apiurl'], 'user', config['user'])
     if creds_mgr_descriptor:
         creds_mgr = creds_mgr_descriptor.create(cp)

tests/test_conf.py

@@ -469,5 +469,22 @@ class TestFromParent(unittest.TestCase):
         self.assertEqual(self.host_options.email, "another-user@example.com")
 
 
+class TestConf(unittest.TestCase):
+    def setUp(self):
+        self.tmpdir = tempfile.mkdtemp(prefix="osc_test_")
+
+    def tearDown(self):
+        shutil.rmtree(self.tmpdir)
+
+    def test_write_initial_config(self):
+        conffile = os.path.join(self.tmpdir, "oscrc")
+        entries = {
+            "user": "Admin",
+            "pass": "opensuse",
+            "apiurl": "https://example.com",
+        }
+        osc.conf.write_initial_config(conffile, entries)
+
+
 if __name__ == "__main__":
     unittest.main()