// 声明protobuf版本
syntax = "proto3";
// option go_package = "path;name";  path 表示生成的go文件的存放地址，会自动生成目录
// name表示生成的go文件所属的包名
option go_package = "/hello_grpc";
package hello_grpc;

message HelloRequest {
    string name = 1;
    string message = 

go run main.go

go get -u gorm.io/gorm

go get -u gorm.io/driver/mysql

package appinit

import (
    appglobal "gin_gorm_mark_vscode/applications/app_global"

    "gorm.io/driver/mysql"
    "gorm.io/gorm"
    "gorm.io/gorm/logger&quo

go get -u "gopkg.in/yaml.v3"

mysql:
  host: 47.120.55.99
  port: 3306
  db: go_test
  user: root
  password: chenhaifeng
  log_level: dev
  config: ""

system:
  host: "0.0.0.0"
  port: 8080
  env: debug

type Config struct

pip install alembic 

alembic init alembic

sqlalchemy.url = mysql+pymysql://root:chenhaifeng@47.120.55.99:3306/fastapi

# target_metadata = mymodel.Base.metadata
from applications.extensions import metadata
from applications.models im

pip install databases
pip install databases[aiomysql]
pip install pymysql

from typing import List

import databases
import sqlalchemy
from fastapi import FastAPI
from pydantic import BaseModel

DATABASE_URL = "mysql+pymysql://root:chenhaifeng@

go get -u "github.com/gin-gonic/gin"

go run main.go

go mod init xxxx包名

# windows中终端输入
go env -w GOPROXY=https://proxy.golang.com.cn,direct

from pathlib import Path
import os, csv, random

# 1. 分类
class_name_list = os.listdir('images')
class_to_num = {class_name: num for num, class_name in enumerate(class_name_list)}
# 文件夹名:排序 {'err': 0, 'suc': 1}

# 2. 合并所有数据
image_dir = []
for class_name in class_to_num

git rev-list --objects --all | grep "$(git verify-pack -v .git/objects/pack/*.idx | sort -k 3 -n | tail -10 | awk '{print$1}')"

    c72f061f68cdf46dec58b67d7148639b3ef32e37 src/media/adver/1.jpg
    758afee990983813c34b2c6a39ae2e76ffb