fix: use sign_up instead of signup in auth demo and tests

- Python SDK uses sign_up method name, not signup
- Updated all mock setups, side effects, and assertions
- Removed stray XML token from test_demo.py

Author: Nitin-kumar-yadav1307

examples/python-sdk-demo/main.py

@@ -60,7 +60,7 @@ def demo_auth(client) -> Optional[dict]:
 
     print(f"  Signing up user: {test_email}")
     try:
-        signup_result = client.auth.signup(
+        signup_result = client.auth.sign_up(
             email=test_email,
             password=test_password,
             username=test_username,
@@ -158,13 +158,14 @@ def demo_storage(client, project_id: str, token: str) -> None:
 
     # Create a temporary file to upload
     test_file_path = Path("demo-upload.txt")
+    uploaded_path = None
     try:
         test_file_path.write_text(
             "Hello from urBackend Python SDK!\n"
             "This file was uploaded using the Python SDK storage module.\n"
         )
 
-        uploaded_path = None
+    
         print(f"  Uploading '{test_file_path.name}'...")
         with open(test_file_path, "rb") as f:
             result = client.storage.upload(

examples/python-sdk-demo/tests/test_demo.py

@@ -35,7 +35,7 @@ def test_demo_auth_signup(self):
         """Test that demo_auth handles signup correctly."""
         from main import demo_auth
 
-        self.mock_auth.signup.return_value = {"_id": "user_123", "email": "test@example.com"}
+        self.mock_auth.sign_up.return_value = {"_id": "user_123", "email": "test@example.com"}
         self.mock_auth.login.return_value = {"token": "test_token_abc123"}
         self.mock_auth.get_token.return_value = "test_token_abc123"
         self.mock_auth.me.return_value = {
@@ -47,30 +47,30 @@ def test_demo_auth_signup(self):
         result = demo_auth(self.mock_client)
         assert result is not None
         assert result["email"] == "test@example.com"
-        self.mock_auth.signup.assert_called_once()
+        self.mock_auth.sign_up.assert_called_once()
         self.mock_auth.login.assert_called_once()
         self.mock_auth.me.assert_called_once()
 
     def test_demo_auth_login_fallback(self):
         """Test that demo_auth falls back to login if signup fails."""
         from main import demo_auth
 
-        self.mock_auth.signup.side_effect = Exception("User already exists")
+        self.mock_auth.sign_up.side_effect = Exception("User already exists")
         self.mock_auth.login.return_value = {"token": "test_token_abc123"}
         self.mock_auth.get_token.return_value = "test_token_abc123"
         self.mock_auth.me.return_value = {"_id": "user_123", "email": "test@example.com"}
 
         result = demo_auth(self.mock_client)
         assert result is not None
         assert result["email"] == "test@example.com"
-        self.mock_auth.signup.assert_called_once()
+        self.mock_auth.sign_up.assert_called_once()
         self.mock_auth.login.assert_called_once()
 
     def test_demo_auth_login_failure(self):
         """Test that demo_auth returns None on login failure."""
         from main import demo_auth
 
-        self.mock_auth.signup.side_effect = Exception("User exists")
+        self.mock_auth.sign_up.side_effect = Exception("User exists")
         self.mock_auth.login.side_effect = Exception("Invalid credentials")
 
         result = demo_auth(self.mock_client)
@@ -116,5 +116,4 @@ def test_demo_mail(self):
 
         # Should not raise any exceptions
         demo_mail(self.mock_client)
-        self.mock_mail.send.assert_called_once()
-</arg_value></tool_call>
+        self.mock_mail.send.assert_called_once()