feat: support parameter auto generate

python/.vscode/launch.json

@@ -1,14 +1,17 @@
 {
     "version": "0.2.0",
     "configurations": [
-
         {
-            "name": "Python Current File",
+            "name": "Agents",
             "type": "debugpy",
             "request": "launch",
-            "program": "${file}",
+            "program": "${workspaceFolder}/examples/agent/main.py",
+            "cwd": "${workspaceFolder}/examples/agent",
             "console": "integratedTerminal",
-            "justMyCode": false
+            "justMyCode": false,
+            "env": {
+                "GEVENT_SUPPORT": "True"
+            },
         },
         {
             "name": "Tools",

python/.vscode/settings.json

@@ -2,6 +2,7 @@
     "cSpell.words": [
         "abstractmethods",
         "Configurate",
+        "dify",
         "eventloop",
         "gevent",
         "hexlify",
@@ -14,5 +15,18 @@
         "serpapi",
         "tiktoken",
         "unhexlify"
-    ]
+    ],
+    "[python]": {
+        "editor.defaultFormatter": "charliermarsh.ruff",
+        "editor.formatOnType": true,
+        "editor.codeActionsOnSave": {
+            "source.fixAll": "explicit"
+        }
+    },
+    "ruff.lint.args": [
+        "--config=pyproject.toml"
+    ],
+    "ruff.organizeImports": true,
+    "ruff.fixAll": true,
+    "editor.formatOnSave": true
 }

python/dify_plugin/entities/agent.py

@@ -6,6 +6,8 @@
 from dify_plugin.entities import I18nObject
 from dify_plugin.entities.tool import (
     CommonParameterType,
+    ParameterAutoGenerate,
+    ParameterTemplate,
     ToolIdentity,
     ToolInvokeMessage,
     ToolParameterOption,
@@ -38,6 +40,10 @@ class ToolParameterType(str, Enum):
     name: str = Field(..., description="The name of the parameter")
     label: I18nObject = Field(..., description="The label presented to the user")
     type: ToolParameterType = Field(..., description="The type of the parameter")
+    auto_generate: Optional[ParameterAutoGenerate] = Field(
+        default=None, description="The auto generate of the parameter"
+    )
+    template: Optional[ParameterTemplate] = Field(default=None, description="The template of the parameter")
     scope: str | None = None
     required: Optional[bool] = False
     default: Optional[Union[int, float, str]] = None

python/dify_plugin/entities/tool.py

@@ -1,6 +1,6 @@
 import base64
 import contextlib
-from enum import Enum
+from enum import Enum, StrEnum
 from typing import Any, Mapping, Optional, Union
 import uuid
 
@@ -171,6 +171,17 @@ def transform_id_to_str(cls, value) -> str:
             return value
 
 
+class ParameterAutoGenerate(BaseModel):
+    class Type(StrEnum):
+        PROMPT_INSTRUCTION = "prompt_instruction"
+
+    type: Type
+
+
+class ParameterTemplate(BaseModel):
+    enabled: bool = Field(..., description="Whether the parameter is jinja enabled")
+
+
 class ToolParameter(BaseModel):
     class ToolParameterType(str, Enum):
         STRING = CommonParameterType.STRING.value
@@ -193,6 +204,10 @@ class ToolParameterForm(Enum):
     label: I18nObject = Field(..., description="The label presented to the user")
     human_description: I18nObject = Field(..., description="The description presented to the user")
     type: ToolParameterType = Field(..., description="The type of the parameter")
+    auto_generate: Optional[ParameterAutoGenerate] = Field(
+        default=None, description="The auto generate of the parameter"
+    )
+    template: Optional[ParameterTemplate] = Field(default=None, description="The template of the parameter")
     scope: str | None = None
     form: ToolParameterForm = Field(..., description="The form of the parameter, schema/form/llm")
     llm_description: Optional[str] = None

python/examples/agent/main.py

@@ -1,6 +1,10 @@
+import sys
+
+sys.path.append("../..")
+
 from dify_plugin import Plugin, DifyPluginEnv
 
-plugin = Plugin(DifyPluginEnv(MAX_REQUEST_TIMEOUT=30))
+plugin = Plugin(DifyPluginEnv(MAX_REQUEST_TIMEOUT=240))
 
 if __name__ == "__main__":
     plugin.run()

python/examples/agent/strategies/function_calling.yaml

@@ -25,6 +25,24 @@ parameters:
       en_US: Tools list
       zh_Hans: 工具列表
       pt_BR: Tools list
+  - name: instruction
+    type: string
+    required: true
+    label:
+      en_US: Instruction
+      zh_Hans: 指令
+      pt_BR: Instruction
+    auto_generate:
+      type: prompt_instruction
+    template:
+      enabled: true
+  - name: query
+    type: string
+    required: true
+    label:
+      en_US: Query
+      zh_Hans: 查询
+      pt_BR: Query
 extra:
   python:
     source: strategies/function_calling.py