diff --git a/python/.ruff.toml b/python/.ruff.toml
index 58ecefb1..1888d9b5 100644
--- a/python/.ruff.toml
+++ b/python/.ruff.toml
@@ -50,6 +50,10 @@ select = [
     #
     # https://docs.astral.sh/ruff/rules/boolean-positional-value-in-call/
     "FBT003",
+
+    # Pycodestyle's warning
+    # https://docs.astral.sh/ruff/rules/#warning-w
+    "W",
 ]
 
 ignore = [
diff --git a/python/dify_plugin/entities/model/__init__.py b/python/dify_plugin/entities/model/__init__.py
index 0e677a89..bd75bc49 100644
--- a/python/dify_plugin/entities/model/__init__.py
+++ b/python/dify_plugin/entities/model/__init__.py
@@ -291,7 +291,7 @@ class ParameterRule(BaseModel):
                     data = copy_default_parameter_rule
                 except ValueError:
                     pass
-            
+
             if not data.get("label"):
                 data["label"] = I18nObject(en_US=data["name"])
 
diff --git a/python/examples/agent/prompt/template.py b/python/examples/agent/prompt/template.py
index ef64fd29..f5ba2119 100644
--- a/python/examples/agent/prompt/template.py
+++ b/python/examples/agent/prompt/template.py
@@ -1,4 +1,4 @@
-ENGLISH_REACT_COMPLETION_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible. 
+ENGLISH_REACT_COMPLETION_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible.
 
 {{instruction}}
 
@@ -47,7 +47,7 @@ Thought:"""  # noqa: E501
 ENGLISH_REACT_COMPLETION_AGENT_SCRATCHPAD_TEMPLATES = """Observation: {{observation}}
 Thought:"""
 
-ENGLISH_REACT_CHAT_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible. 
+ENGLISH_REACT_CHAT_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible.
 
 {{instruction}}