diff --git a/main.py b/main.py
new file mode 100644
index 00000000..3e323b9c
--- /dev/null
+++ b/main.py
@@ -0,0 +1,16 @@
+"""该入口文件仅在nb run无法正常工作时使用
+"""
+
+import nonebot
+from nonebot import get_driver
+from nonebot.adapters.onebot.v11 import Adapter
+from nonebot.plugin import load_plugin
+
+nonebot.init()
+load_plugin("nonebot_plugin_marshoai")
+
+driver = get_driver()
+driver.register_adapter(Adapter)
+
+if __name__ == "__main__":
+    nonebot.run()
diff --git a/nonebot_plugin_marshoai/config.py b/nonebot_plugin_marshoai/config.py
index 5516640f..c4c1239c 100755
--- a/nonebot_plugin_marshoai/config.py
+++ b/nonebot_plugin_marshoai/config.py
@@ -49,6 +49,9 @@ class ConfigModel(BaseModel):
     marshoai_tencent_secretkey: str | None = None
 
     marshoai_plugin_dirs: list[str] = []
+    """插件目录(不是工具)"""
+    marshoai_devmode: bool = False
+    """开发者模式"""
 
 
 yaml = YAML()
diff --git a/nonebot_plugin_marshoai/deal_latex.py b/nonebot_plugin_marshoai/deal_latex.py
index 2b8ba91a..873e6480 100755
--- a/nonebot_plugin_marshoai/deal_latex.py
+++ b/nonebot_plugin_marshoai/deal_latex.py
@@ -204,7 +204,6 @@ class JRTChannel(ConvertChannel):
                             "outputScale": "{}%".format(dpi / 3 * 5),
                         },
                     )
-                    print(post_response)
                     if post_response.status_code == 200:
 
                         if not (json_response := post_response.json())["error"]:
diff --git a/nonebot_plugin_marshoai/dev.py b/nonebot_plugin_marshoai/dev.py
new file mode 100644
index 00000000..7af58bba
--- /dev/null
+++ b/nonebot_plugin_marshoai/dev.py
@@ -0,0 +1,7 @@
+from nonebot import require
+
+require("nonebot_plugin_alconna")
+
+from nonebot_plugin_alconna import Alconna, on_alconna
+
+function_call = on_alconna("marshocall")
diff --git a/nonebot_plugin_marshoai/plugin/docstring/__init__.py b/nonebot_plugin_marshoai/plugin/docstring/__init__.py
new file mode 100644
index 00000000..06a29aac
--- /dev/null
+++ b/nonebot_plugin_marshoai/plugin/docstring/__init__.py
@@ -0,0 +1,10 @@
+# -*- coding: utf-8 -*-
+"""
+Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved 
+
+@Time    : 2024/8/28 下午1:46
+@Author  : snowykami
+@Email   : snowykami@outlook.com
+@File    : __init__.py.py
+@Software: PyCharm
+"""
diff --git a/nonebot_plugin_marshoai/plugin/docstring/docstring.py b/nonebot_plugin_marshoai/plugin/docstring/docstring.py
new file mode 100644
index 00000000..e09ec768
--- /dev/null
+++ b/nonebot_plugin_marshoai/plugin/docstring/docstring.py
@@ -0,0 +1,123 @@
+# -*- coding: utf-8 -*-
+"""
+Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved 
+
+@Time    : 2024/8/28 下午1:46
+@Author  : snowykami
+@Email   : snowykami@outlook.com
+@File    : docstring.py
+@Software: PyCharm
+"""
+from typing import Optional
+
+from pydantic import BaseModel
+
+
+class Attr(BaseModel):
+    name: str
+    type: str = ""
+    desc: str = ""
+
+
+class Args(BaseModel):
+    name: str
+    type: str = ""
+    desc: str = ""
+
+
+class Return(BaseModel):
+    desc: str = ""
+
+
+class Exception_(BaseModel):
+    name: str
+    desc: str = ""
+
+
+class Raise(BaseModel):
+    exceptions: list[Exception_] = []
+
+
+class Example(BaseModel):
+    desc: str = ""
+    input: str = ""
+    output: str = ""
+
+
+class Docstring(BaseModel):
+    raw: str = ""
+    desc: str = ""
+    args: list[Args] = []
+    attrs: list[Attr] = []
+    return_: Optional[Return] = None
+    raise_: list[Exception_] = []
+    example: Optional[str] = None
+
+    front_matter: Optional[dict[str, str]] = None
+
+    is_module: bool = False
+
+    def add_desc(self, desc: str):
+        if self.desc == "":
+            self.desc = desc
+        else:
+            self.desc += "\n" + desc
+
+    def add_arg(self, name: str, type_: str = "", desc: str = ""):
+        self.args.append(Args(name=name, type=type_, desc=desc))
+
+    def add_attrs(self, name: str, type_: str = "", desc: str = ""):
+        self.attrs.append(Attr(name=name, type=type_, desc=desc))
+
+    def add_return(self, desc: str = ""):
+        self.return_ = Return(desc=desc)
+
+    def add_raise(self, name: str, desc: str = ""):
+        self.raise_.append(Exception_(name=name, desc=desc))
+
+    def add_example(self, desc: str = ""):
+        if self.example is None:
+            self.example = desc
+        else:
+            self.example += "\n" + desc
+
+    def add_front_matter(self, key: str, value: str):
+        if self.front_matter is None:
+            self.front_matter = {}
+        self.front_matter[key] = value
+
+    def reduction(self, style: str = "google") -> str:
+        """
+        通过解析结果还原docstring
+        Args:
+            style: docstring风格
+        Returns:
+
+        """
+        ret = ""
+        if style == "google":
+            ret += self.desc + "\n"
+            if self.args:
+                ret += "Args:\n"
+                for arg in self.args:
+                    ret += f"    {arg.name}: {arg.type}\n        {arg.desc}\n"
+            if self.attrs:
+                ret += "Attributes:\n"
+                for attr in self.attrs:
+                    ret += f"    {attr.name}: {attr.type}\n        {attr.desc}\n"
+            if self.return_:
+                ret += "Returns:\n"
+                ret += f"    {self.return_.desc}\n"
+
+            if self.raise_:
+                ret += "Raises:\n"
+                for exception in self.raise_:
+                    ret += f"    {exception.name}\n        {exception.desc}\n"
+
+            if self.example:
+                ret += "Examples:\n"
+                ret += f"    {self.example}\n"
+        return ret
+
+    def __str__(self):
+        return self.desc
diff --git a/nonebot_plugin_marshoai/plugin/docstring/parser.py b/nonebot_plugin_marshoai/plugin/docstring/parser.py
new file mode 100644
index 00000000..11073b67
--- /dev/null
+++ b/nonebot_plugin_marshoai/plugin/docstring/parser.py
@@ -0,0 +1,222 @@
+"""
+Google docstring parser for Python.
+"""
+
+from typing import Optional
+
+from .docstring import Docstring
+
+placeholder = {
+    "%20": " ",
+    "%3A": ":",
+}
+
+
+def reduction(s: str) -> str:
+    """还原特殊字符"""
+    for k, v in placeholder.items():
+        s = s.replace(k, v)
+    return s
+
+
+pre_handle_ph = {
+    "://": "%3A//",
+}
+
+
+def pre_handle(s: str) -> str:
+    """特殊字符保护"""
+    for k, v in pre_handle_ph.items():
+        s = s.replace(k, v)
+    return s
+
+
+class Parser: ...
+
+
+class GoogleDocstringParser(Parser):
+    _tokens = {
+        "Args": "args",
+        "Arguments": "args",
+        "参数": "args",
+        "Return": "return",
+        "Returns": "return",
+        "返回": "return",
+        "Attribute": "attribute",
+        "Attributes": "attribute",
+        "属性": "attribute",
+        "Raises": "raises",
+        "Raise": "raises",
+        "引发": "raises",
+        "Example": "example",
+        "Examples": "example",
+        "示例": "example",
+        "Yields": "yields",
+        "Yield": "yields",
+        "产出": "yields",
+        "Requires": "requires",
+        "Require": "requires",
+        "需要": "requires",
+        "FrontMatter": "front_matter",
+        "前言": "front_matter",
+    }
+
+    def __init__(self, docstring: str, indent: int = 4, **kwargs):
+        self.lines = pre_handle(docstring).splitlines()
+        self.indent = indent
+        self.lineno = 0  # Current line number
+        self.char = 0  # Current character position
+
+        self.is_module = kwargs.get("is_module", False)
+        """是否为模块的docstring，是则不在说明处添加说明字样"""
+        self.docstring = Docstring(raw=docstring, **kwargs)
+
+    def read_line(self, move: bool = True) -> str:
+        """
+        每次读取一行
+        Args:
+            move: 是否移动指针
+        Returns:
+        """
+        if self.lineno >= len(self.lines):
+            return ""
+        line = self.lines[self.lineno]
+        if move:
+            self.lineno += 1
+        return line
+
+    def match_token(self) -> Optional[str]:
+        """
+        解析下一行的token
+        Returns:
+
+        """
+        for token in self._tokens:
+            line = self.read_line(move=False)
+            if line.strip().startswith(token):
+                self.lineno += 1
+                return self._tokens[token]
+        return None
+
+    def parse_args(self):
+        """
+        依次解析后面的参数行，直到缩进小于等于当前行的缩进
+        """
+        while line := self.match_next_line():
+            if ":" in line:
+                name, desc = line.split(":", 1)
+                self.docstring.add_arg(reduction(name.strip()), reduction(desc.strip()))
+            else:
+                self.docstring.add_arg(reduction(line.strip()))
+
+    def parse_return(self):
+        """
+        解析返回值行
+        """
+        if line := self.match_next_line():
+            self.docstring.add_return(reduction(line.strip()))
+
+    def parse_raises(self):
+        """
+        解析异常行
+        """
+        while line := self.match_next_line():
+            if ":" in line:
+                name, desc = line.split(":", 1)
+                self.docstring.add_raise(
+                    reduction(name.strip()), reduction(desc.strip())
+                )
+            else:
+                self.docstring.add_raise(reduction(line.strip()))
+
+    def parse_example(self):
+        """
+        解析示例行
+        """
+        while line := self.match_next_line():
+            self.docstring.add_example(
+                reduction(line if line.startswith("    ") else line.strip())
+            )
+
+    def parse_attrs(self):
+        """
+        解析属性行
+        """
+        while line := self.match_next_line():
+            if ":" in line:
+                name, desc = line.split(":", 1)
+                self.docstring.add_attrs(
+                    reduction(name.strip()), reduction(desc.strip())
+                )
+            else:
+                self.docstring.add_attrs(reduction(line.strip()))
+
+    def match_next_line(self) -> Optional[str]:
+        """
+        在一个子解析器中，解析下一行，直到缩进小于等于当前行的缩进
+        Returns:
+        """
+        line = self.read_line(move=False)
+        if line.startswith(" " * self.indent):
+            self.lineno += 1
+            return line[self.indent :]
+        else:
+            return None
+
+    def parse(self) -> Docstring:
+        """
+        逐行解析，直到遇到token，解析token对应的内容，
+
+        最开始未解析到的内容全部加入desc
+
+        Returns:
+            Docstring
+        """
+        add_desc = True
+        add_front_matter = False
+        while self.lineno < len(self.lines):
+            token = self.match_token()
+
+            if token is None and add_desc:
+                if self.is_module and self.lines[self.lineno].strip() == "---":
+                    add_front_matter = not add_front_matter
+                    self.lineno += 1
+                    continue
+                if add_front_matter and ":" in self.lines[self.lineno]:
+                    key, value = map(str.strip, self.lines[self.lineno].split(":", 1))
+                    self.docstring.add_front_matter(key, value)
+                else:
+                    self.docstring.add_desc(reduction(self.lines[self.lineno].strip()))
+            if token is not None:
+                add_desc = False
+
+            match token:
+                case "args":
+                    self.parse_args()
+                case "return":
+                    self.parse_return()
+                case "attribute":
+                    self.parse_attrs()
+                case "raises":
+                    self.parse_raises()
+                case "example":
+                    self.parse_example()
+                case _:
+                    self.lineno += 1
+
+        return self.docstring
+
+
+class NumpyDocstringParser(Parser): ...
+
+
+class ReStructuredParser(Parser): ...
+
+
+def parse(
+    docstring: str, parser: str = "google", indent: int = 4, **kwargs
+) -> Docstring:
+    if parser == "google":
+        return GoogleDocstringParser(docstring, indent, **kwargs).parse()
+    else:
+        raise ValueError(f"Unknown parser: {parser}")
diff --git a/nonebot_plugin_marshoai/plugin/register.py b/nonebot_plugin_marshoai/plugin/register.py
index 90d79c69..76e34b06 100755
--- a/nonebot_plugin_marshoai/plugin/register.py
+++ b/nonebot_plugin_marshoai/plugin/register.py
@@ -3,6 +3,7 @@
 
 import inspect
 
+import litedoc
 from nonebot import logger
 
 from nonebot_plugin_marshoai.plugin.utils import is_coroutine_callable
@@ -42,21 +43,24 @@ def function_call(*funcs: FUNCTION_CALL_FUNC) -> None:
     Returns:
         str: 函数定义信息
     """
-    # for func in funcs:
-    #     function_call = get_function_info(func)
-    #     # TODO: 注册函数
+    for func in funcs:
+        function_call = get_function_info(func)
+        # TODO: 注册函数
 
 
-# def get_function_info(func: FUNCTION_CALL_FUNC) -> FunctionCall:
-#     """获取函数信息
+def get_function_info(func: FUNCTION_CALL_FUNC):
+    """获取函数信息
 
-#     Args:
-#         func: 函数对象
+    Args:
+        func: 函数对象
 
-#     Returns:
-#         FunctionCall: 函数信息对象模型
-#     """
-#     description = func.__doc__
-#     # TODO: 获取函数参数信息
-#     parameters = {}
-#     pass
+    Returns:
+        FunctionCall: 函数信息对象模型
+    """
+    description = func.__doc__
+    # TODO: 获取函数参数信息
+    parameters = {}  # type: ignore
+    # 使用inspect解析函数的传参及类型
+    sig = inspect.signature(func)
+    for name, param in sig.parameters.items():
+        logger.debug(name, param)
diff --git a/nonebot_plugin_marshoai/plugin/utils.py b/nonebot_plugin_marshoai/plugin/utils.py
index 030c4fea..55dd7e1c 100755
--- a/nonebot_plugin_marshoai/plugin/utils.py
+++ b/nonebot_plugin_marshoai/plugin/utils.py
@@ -32,3 +32,7 @@ def is_coroutine_callable(call: Callable[..., Any]) -> bool:
         return False
     func_ = getattr(call, "__call__", None)
     return inspect.iscoroutinefunction(func_)
+
+
+def parse_function_docsring():
+    pass