defaults = {"first_name": "Bob"}
create_defaults = {"first_name": "Bob", "birthday": date(1940, 10, 9)}
try:
    obj = Person.objects.get(first_name="John", last_name="Lennon")
    for key, value in defaults.items():
        

const now = new Date()
let currentDateTime = now.toISOString()
console.log("current DateTime: ", currentDateTime)

if received_at := request.data.get("received_at", None):
   if isinstance(received_at, str):
      check_at_time = timezone.datetime.fromiso

package guitar

import (
    "io"
    "net/http"

    "go-weixin/app/guitar/api/internal/logic/guitar"
    "go-weixin/app/guitar/api/internal/svc"
    "go-weixin/app/guitar/api/internal/types"
    "go-weixin/common/util

from reportlab.pdfbase import pdfmetrics   # 注册字体
from reportlab.pdfbase.ttfonts import TTFont # 字体类
from reportlab.platypus import Table, SimpleDocTemplate, Paragraph, Image ,Frame, PageTemplate, Spacer, TableStyle, BaseDocTemplate# 报告内容相关类,
from reportlab.lib.pagesize

net stop winnat
net start winnat

class PdfView(View):
    def get(self, request):
        buffer = io.BytesIO()
        p = canvas.Canvas(buffer)

        p.drawString(100, 100, "hello word.")
        p.showPage()
        p.save()
        buffer.seek(0)
        return FileResponse(buffer, as_attachment=True,

version: "3"
services:
  dvadmin-web:
    container_name: dvadmin-web
    ports:
      - "8080:8080"
    build:
      context: ./
      dockerfile: ./docker_env/web/Dockerfile
    environment:
      TZ: Asia/Shanghai
    volumes:
      - ./dock

hsv_image是通过将BGR图像转换为HSV颜色空间而得到的新图像。它包含了与原始图像相同的尺寸，但颜色通道由BGR转换为HSV。

具体地说，hsv_image是一个三维数组，其形状与原始图像相同（通常是高度 x 宽度 x 3）。它的三个通道分别表示色相（Hue）、饱和度（Saturation）和明度（Value），这些通道的值范围如下：

色相（Hue）通道：取值范围为0到179，表示不同类型的颜色。
饱和度（Saturation）通道：取值范围为0到255，表示颜色的纯度或鲜艳

"Abnormal_Screen": {
            "Enabled": true,  // 视频检查
            "Detect_Cursor": {
                "Enabled": true,  // 鼠标检测开关
                "Enable_Mask": false,  // 开启后会使用图1和图2