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  • Python Flask - URL 단축 및 QR 생성기
    Python 2024. 8. 2. 14:19
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    url 단축 및 qr 생성기

     

    1. 모듈 설치

    pip install flask pyshorteners qrcode[pil]

     

    2. app.py 생성

    from flask import Flask, render_template, request, redirect, url_for
    import pyshorteners
    import qrcode
    import io
    from base64 import b64encode
    # pip install flask pyshorteners qrcode[pil]
    
    app = Flask(__name__)
    
    @app.route('/', methods=['GET', 'POST'])
    def index():
        if request.method == 'POST':
            url = request.form['url']
            
            # URL 단축
            s = pyshorteners.Shortener()
            short_url = s.tinyurl.short(url)
            
            # QR 코드 생성
            qr = qrcode.QRCode(
                version=1,
                error_correction=qrcode.constants.ERROR_CORRECT_L,
                box_size=10,
                border=4,
            )
            qr.add_data(short_url)
            qr.make(fit=True)
            img = qr.make_image(fill='black', back_color='white')
            
            # 이미지 데이터를 바이트로 변환
            buffer = io.BytesIO()
            img.save(buffer, format="PNG")
            img_str = b64encode(buffer.getvalue()).decode('utf-8')
            
            return render_template('index.html', short_url=short_url, qr_code=img_str)
        
        return render_template('index.html', short_url=None, qr_code=None)
    
    if __name__ == '__main__':
        app.run(debug=True)

     

    3. templates/index.html 생성

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>URL 단축 및 QR 생성기</title>
        <style>
            body {
                display: flex;
                justify-content: center;
                align-items: center;
                height: 100vh;
                margin: 0;
                font-family: Arial, sans-serif;
                background-color: #f5f5f5;
            }
            .container {
                text-align: center;
                background: white;
                padding: 20px;
                border-radius: 10px;
                box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            }
            h1 {
                margin-bottom: 20px;
            }
            form {
                margin-bottom: 20px;
            }
            input[type="text"] {
                width: 80%;
                padding: 10px;
                margin: 10px 0;
                border: 1px solid #ccc;
                border-radius: 5px;
            }
            button {
                padding: 10px 20px;
                border: none;
                border-radius: 5px;
                background-color: #007bff;
                color: white;
                cursor: pointer;
            }
            button:hover {
                background-color: #0056b3;
            }
            .result {
                margin-top: 20px;
            }
            .result a {
                color: #007bff;
                text-decoration: none;
            }
            .result a:hover {
                text-decoration: underline;
            }
        </style>
    </head>
    <body>
        <div class="container">
            <h1>URL 단축 및 QR 생성기</h1>
            <form method="post">
                <label for="url">URL 정보 :</label>
                <input type="text" id="url" name="url" required>
                <button type="submit">입력</button>
            </form>
            
            {% if short_url %}
                <div class="result">
                    <h2>단축 URL : </h2>
                    <p><a href="{{ short_url }}" target="_blank">{{ short_url }}</a></p>
            
                    <h2>QR : </h2>
                    <img src="data:image/png;base64,{{ qr_code }}" alt="QR Code">
                </div>
            {% endif %}
        </div>
    </body>
    </html>

     

    4. python app.py 로 flask 실행

    127.0.0.1:5000 으로 웹 페이지 오픈

     

    5. url 주소 입력 후 결과 확인

    url 결과 확인

     

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