diff --git a/comfy_api_nodes/apis/client.py b/comfy_api_nodes/apis/client.py
index 496831ac4..929e386d4 100644
--- a/comfy_api_nodes/apis/client.py
+++ b/comfy_api_nodes/apis/client.py
@@ -89,6 +89,7 @@ operation = PollingOperation(
 result = operation.execute(client=api_client)  # Returns the final ImageGenerationResult when done
 """
 
+from __future__ import annotations
 import logging
 import time
 import io
@@ -196,7 +197,6 @@ class ApiClient:
             "headers": headers,
         }
 
-
     def get_headers(self) -> Dict[str, str]:
         """Get headers for API requests, including authentication if available"""
         headers = {"Content-Type": "application/json", "Accept": "application/json"}
@@ -251,13 +251,14 @@ class ApiClient:
         logging.debug(f"[DEBUG] Params: {params}")
         logging.debug(f"[DEBUG] Data: {data}")
 
-        match content_type:
-            case "application/x-www-form-urlencoded":
-                payload_args = self._create_urlencoded_form_data_args(data, request_headers)
-            case "multipart/form-data":
-                payload_args = self._create_form_data_args(data, files, request_headers, multipart_parser)
-            case _:
-                payload_args = self._create_json_payload_args(data, request_headers)
+        if content_type == "application/x-www-form-urlencoded":
+            payload_args = self._create_urlencoded_form_data_args(data, request_headers)
+        elif content_type == "multipart/form-data":
+            payload_args = self._create_form_data_args(
+                data, files, request_headers, multipart_parser
+            )
+        else:
+            payload_args = self._create_json_payload_args(data, request_headers)
 
         try:
             response = requests.request(
diff --git a/comfy_api_nodes/mapper_utils.py b/comfy_api_nodes/mapper_utils.py
index f8fd5632e..6fab8f4bb 100644
--- a/comfy_api_nodes/mapper_utils.py
+++ b/comfy_api_nodes/mapper_utils.py
@@ -99,19 +99,18 @@ def model_field_to_node_input(
     field_info: FieldInfo = base_model.model_fields[field_name]
     result: NodeInput
 
-    match input_type:
-        case IO.IMAGE:
-            result = _model_field_to_image_input(field_info, **kwargs)
-        case IO.STRING:
-            result = _model_field_to_string_input(field_info, **kwargs)
-        case IO.FLOAT:
-            result = _model_field_to_float_input(field_info, **kwargs)
-        case IO.INT:
-            result = _model_field_to_int_input(field_info, **kwargs)
-        case IO.COMBO:
-            result = _model_field_to_combo_input(field_info, **kwargs)
-        case _:
-            message = f"Invalid input type: {input_type}"
-            raise ValueError(message)
+    if input_type == IO.IMAGE:
+        result = _model_field_to_image_input(field_info, **kwargs)
+    elif input_type == IO.STRING:
+        result = _model_field_to_string_input(field_info, **kwargs)
+    elif input_type == IO.FLOAT:
+        result = _model_field_to_float_input(field_info, **kwargs)
+    elif input_type == IO.INT:
+        result = _model_field_to_int_input(field_info, **kwargs)
+    elif input_type == IO.COMBO:
+        result = _model_field_to_combo_input(field_info, **kwargs)
+    else:
+        message = f"Invalid input type: {input_type}"
+        raise ValueError(message)
 
     return result
diff --git a/comfy_api_nodes/nodes_kling.py b/comfy_api_nodes/nodes_kling.py
index 8f94d35fd..b3be2bac8 100644
--- a/comfy_api_nodes/nodes_kling.py
+++ b/comfy_api_nodes/nodes_kling.py
@@ -4,6 +4,7 @@ For source of truth on the allowed permutations of request fields, please refere
 - [Compatibility Table](https://app.klingai.com/global/dev/document-api/apiReference/model/skillsMap)
 """
 
+from __future__ import annotations
 from typing import Optional, TypeVar, Any
 import math
 import logging