qr-generator
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ChineseQR Code Generator Skill
QR Code Generator Skill
Generate QR codes for various data types using Python's qrcode library.
使用Python的qrcode库为多种数据类型生成二维码。
When to Use
使用场景
✅ USE this skill when:
- "Generate a QR code for this URL"
- "Create QR code for WiFi credentials"
- "Make a QR code for contact info"
- "Generate QR for this text"
✅ 适用场景:
- "为该网址生成二维码"
- "创建WiFi凭证二维码"
- "制作联系人信息二维码"
- "为这段文本生成二维码"
When NOT to Use
不适用场景
❌ DON'T use this skill when:
- Reading/scanning QR codes → use mobile device or dedicated scanner
- Creating barcodes (non-QR) → use barcode libraries
❌ 请勿在以下场景使用:
- 读取/扫描二维码 → 使用移动设备或专用扫描器
- 创建条形码(非二维码) → 使用条形码相关库
Setup
安装步骤
Install required package:
bash
pip install qrcode pillow安装所需依赖包:
bash
pip install qrcode pillowCommands
命令示例
Basic QR Code
基础二维码生成
bash
{baseDir}/qr.sh "https://example.com"
{baseDir}/qr.sh "Hello, World!" --out /tmp/qr.pngbash
{baseDir}/qr.sh "https://example.com"
{baseDir}/qr.sh "Hello, World!" --out /tmp/qr.pngWiFi QR Code
WiFi二维码生成
bash
{baseDir}/qr-wifi.sh --ssid "MyNetwork" --password "secret123"
{baseDir}/qr-wifi.sh --ssid "MyNetwork" --password "secret123" --security WPA3bash
{baseDir}/qr-wifi.sh --ssid "MyNetwork" --password "secret123"
{baseDir}/qr-wifi.sh --ssid "MyNetwork" --password "secret123" --security WPA3vCard QR Code
vCard联系人二维码生成
bash
{baseDir}/qr-vcard.sh --name "John Doe" --phone "+1234567890" --email "john@example.com"
{basedir}/qr-vcard.sh --name "Jane Doe" --phone "+1234567890" --org "Company" --url "https://example.com"bash
{baseDir}/qr-vcard.sh --name "John Doe" --phone "+1234567890" --email "john@example.com"
{basedir}/qr-vcard.sh --name "Jane Doe" --phone "+1234567890" --org "Company" --url "https://example.com"Email QR Code
邮件二维码生成
bash
{baseDir}/qr-email.sh --to "user@example.com" --subject "Hello" --body "Check this out"bash
{baseDir}/qr-email.sh --to "user@example.com" --subject "Hello" --body "Check this out"Customize Options
自定义选项
bash
{baseDir}/qr.sh "data" --size 20 --border 4 --color black --bg white
{baseDir}/qr.sh "data" --out /tmp/custom.png --size 30 --border 2bash
{baseDir}/qr.sh "data" --size 20 --border 4 --color black --bg white
{baseDir}/qr.sh "data" --out /tmp/custom.png --size 30 --border 2Options
参数选项
- : Output file path (default: qr.png)
--out <path> - : Module size in pixels (default: 10)
--size <N> - : Border size in modules (default: 4)
--border <N> - : QR code color (default: black)
--color <color> - : Background color (default: white)
--bg <color> - : Output format: PNG, SVG (default: PNG)
--format <fmt>
- : 输出文件路径(默认值:qr.png)
--out <path> - : 模块像素大小(默认值:10)
--size <N> - : 边框模块大小(默认值:4)
--border <N> - : 二维码颜色(默认值:black)
--color <color> - : 背景颜色(默认值:white)
--bg <color> - : 输出格式:PNG、SVG(默认值:PNG)
--format <fmt>
Output Formats
输出格式
PNG
PNG
Binary image file, widely compatible.
二进制图像文件,兼容性广泛。
SVG
SVG
Vector format, scalable without quality loss.
矢量格式,可无损缩放。
Examples
示例
URL QR Code:
bash
{baseDir}/qr.sh "https://mywebsite.com/page?id=123" --out website.pngWiFi QR Code (guests can scan to connect):
bash
{baseDir}/qr-wifi.sh --ssid "GuestNetwork" --password "guestpass" --security WPAContact QR Code (scan to add to contacts):
bash
{baseDir}/qr-vcard.sh --name "Alice Smith" --phone "+15551234567" --email "alice@example.com"网址二维码:
bash
{baseDir}/qr.sh "https://mywebsite.com/page?id=123" --out website.pngWiFi二维码(访客可扫码连接):
bash
{baseDir}/qr-wifi.sh --ssid "GuestNetwork" --password "guestpass" --security WPA联系人二维码(扫码添加至通讯录):
bash
{baseDir}/qr-vcard.sh --name "Alice Smith" --phone "+15551234567" --email "alice@example.com"Notes
注意事项
- QR codes can store up to ~4KB of data
- Larger data = denser QR = harder to scan
- Use URL shorteners for very long URLs
- Error correction allows partial damage recovery
- 二维码最多可存储约4KB数据
- 数据量越大,二维码越密集,越难扫描
- 超长网址建议使用短链接工具
- 纠错功能支持部分损坏的二维码恢复读取