カテゴリー: programming

検索エンジン「Voogle」

import requests
from flask import Flask, request, jsonify

app = Flask(__name__)

class SearchEngine:
    def __init__(self, documents):
        self.documents = documents

    def search_local(self, query):
        results = []
        for doc in self.documents:
            if query.lower() in doc["text"].lower():
                results.append(doc)
        return results

    def search_wikipedia(self, query, lang='ja'):
        base_url = f"https://{lang}.wikipedia.org/w/api.php"
        params = {
            'action': 'query',
            'list': 'search',
            'srsearch': query,
            'format': 'json'
        }
        response = requests.get(base_url, params=params)
        if response.status_code == 200:
            search_results = response.json().get('query', {}).get('search', [])
            return [{'id': result['pageid'], 'text': result['snippet']} for result in search_results]
        else:
            return []

# サンプルドキュメントデータ
documents = [
    {"id": 1, "text": "Pythonは汎用の高水準言語です。"},
    {"id": 2, "text": "検索エンジンは情報を検索するためのツールです。"},
    {"id": 3, "text": "人工知能はコンピュータによる知的な振る舞いを実現する技術です。"},
    {"id": 4, "text": "Web開発では、HTML、CSS、JavaScriptなどの技術が使われます。"},
    {"id": 5, "text": "データサイエンティストはデータから有益な情報を引き出す専門家です。"}
]

# SearchEngineインスタンスの作成
search_engine = SearchEngine(documents)

@app.route("/", methods=["GET", "POST"])
def search():
    # 以前の関数の内容は変更なし
    if request.method == "POST":
        query = request.form["query"]
        local_results = search_engine.search_local(query)
        wiki_results = search_engine.search_wikipedia(query)
        all_results = local_results + wiki_results
        if not all_results:
            return "検索結果はありません。"
        else:
            result_text = "<br>".join([f"<div><strong>ID:</strong> {result['id']}, <strong>Text:</strong> {result['text']}</div>" for result in all_results])
            return f"""
            <!DOCTYPE html>
            <html>
            <head>
                <title>検索エンジン</title>
                <style>
                    body {{
                        font-family: Arial, sans-serif;
                        margin: 0 auto;
                        max-width: 800px;
                        padding: 20px;
                    }}
                    h1 {{
                        color: #333;
                    }}
                    form {{
                        margin-bottom: 20px;
                    }}
                    input[type="text"] {{
                        margin-right: 10px;
                        padding: 10px;
                        width: calc(100% - 122px);
                    }}
                    input[type="submit"] {{
                        padding: 10px 20px;
                        background-color: #4CAF50;
                        color: white;
                        border: none;
                        cursor: pointer;
                    }}
                    input[type="submit"]:hover {{
                        background-color: #45a049;
                    }}
                    div {{
                        margin-bottom: 10px;
                        padding: 10px;
                        background-color: #f2f2f2;
                        border-left: 4px solid #4CAF50;
                    }}
                </style>
            </head>
            <body>
                <h1>検索エンジン</h1>
                <form method="POST">
                    <label for="query">検索キーワード:</label>
                    <input type="text" name="query" id="query" required>
                    <input type="submit" value="検索">
                </form>
                {result_text}
            </body>
            </html>
            """
    return """
    <!DOCTYPE html>
    <html>
    <head>
        <title>検索エンジン</title>
        <style>
            body {
                font-family: Arial, sans-serif;
                margin: 0 auto;
                max-width: 800px;
                padding: 20px;
            }
            h1 {
                color: #333;
            }
            form {
                margin-bottom: 20px;
            }
            input[type="text"] {
                margin-right: 10px;
                padding: 10px;
                width: calc(100% - 122px);
            }
            input[type="submit"] {
                padding: 10px 20px;
                background-color: #4CAF50;
                color: white;
                border: none;
                cursor: pointer;
            }
            input[type="submit"]:hover {
                background-color: #45a049;
            }
        </style>
    </head>
    <body>
        <h1>検索エンジン</h1>
        <form method="POST">
            <label for="query">検索キーワード:</label>
            <input type="text" name="query" id="query" required>
            <input type="submit" value="検索">
        </form>
    </body>
    </html>
    """

if __name__ == "__main__":
    app.run(debug=True)

https://voogle.onrender.com/

GPT-2とWikipediaを使って生成するAI

GPT-2.py

from flask import Flask, render_template, request, redirect, url_for
from transformers import GPT2Tokenizer, GPT2LMHeadModel
import wikipedia

app = Flask(__name__)

# GPT-2のトークナイザーとモデルをロード
tokenizer = GPT2Tokenizer.from_pretrained("gpt2")
model = GPT2LMHeadModel.from_pretrained("gpt2")

@app.route('/')
def index():
    return render_template('index.html')

@app.route('/generate', methods=['POST'])
def generate_text():
    # ユーザーからの入力を取得
    prompt_text = request.form['prompt']
    
    try:
        # Wikipediaからテキストを取得
        wikipedia_text = wikipedia.summary(prompt_text)
        
        # テキストの生成
        inputs = tokenizer.encode(wikipedia_text, return_tensors="pt")
        outputs = model.generate(inputs, max_length=100, num_return_sequences=1, temperature=0.7)
        
        # 生成されたテキストをデコードしてHTMLコードに組み込む
        generated_text = tokenizer.decode(outputs[0], skip_special_tokens=True)
        
        # 生成されたテキストとWikipediaのテキストと共にHTMLを返す
        return render_template('index.html', prompt_text=prompt_text, generated_text=generated_text, wikipedia_text=wikipedia_text)
    
    except wikipedia.exceptions.DisambiguationError as e:
        # 曖昧性がある場合は、候補のリストを表示
        options = e.options
        return render_template('disambiguation.html', options=options)
    
    except wikipedia.exceptions.PageError:
        wikipedia_text = "Wikipediaにそのトピックが見つかりませんでした。"
        return render_template('index.html', prompt_text=prompt_text, wikipedia_text=wikipedia_text)

@app.route('/generate_with_option/<option>', methods=['GET'])
def generate_with_option(option):
    try:
        # Wikipediaからテキストを取得
        wikipedia_text = wikipedia.summary(option)
        
        # テキストの生成
        inputs = tokenizer.encode(wikipedia_text, return_tensors="pt")
        outputs = model.generate(inputs, max_length=100, num_return_sequences=1, temperature=0.7)
        
        # 生成されたテキストをデコードしてHTMLコードに組み込む
        generated_text = tokenizer.decode(outputs[0], skip_special_tokens=True)
        
        # 生成されたテキストとWikipediaのテキストと共にHTMLを返す
        return render_template('index.html', prompt_text=option, generated_text=generated_text, wikipedia_text=wikipedia_text)
    
    except wikipedia.exceptions.PageError:
        wikipedia_text = "Wikipediaにそのトピックが見つかりませんでした。"
        return render_template('index.html', prompt_text=option, wikipedia_text=wikipedia_text)

if __name__ == '__main__':
    app.run(debug=True)

templates/index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Generate Text</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f4f4f4;
        }

        h1 {
            text-align: center;
            margin-top: 50px;
        }

        form {
            max-width: 600px;
            margin: 0 auto;
            padding: 20px;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }

        label {
            font-weight: bold;
        }

        input[type="text"] {
            width: 100%;
            padding: 10px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 4px;
        }

        button {
            padding: 10px 20px;
            background-color: #007bff;
            color: #fff;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }

        button:hover {
            background-color: #0056b3;
        }

        .response {
            max-width: 600px;
            margin: 20px auto;
            padding: 20px;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }

        .generated-text {
            margin-top: 20px;
        }

        .tweet-link {
            display: block;
            margin-top: 10px;
            text-align: center;
        }
    </style>
</head>
<body>
    <h1>Generate Text</h1>
    <form action="/generate" method="POST">
        <label for="prompt">Enter your prompt:</label><br>
        <input type="text" id="prompt" name="prompt"><br><br>
        <button type="submit">Generate</button>
    </form>

    <!-- 生成されたテキストを表示 -->
    {% if generated_text %}
    <div class="response">
        <h2>Generated Text:</h2>
        <p class="generated-text">{{ generated_text }}</p>
        <a href="https://twitter.com/intent/tweet?text={{ generated_text }}" class="tweet-link" target="_blank">Tweet</a>
    </div>
    {% endif %}
</body>
</html>

templates/disambiguation.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Disambiguation Page</title>
</head>
<body>
    <h1>Disambiguation</h1>
    <p>Multiple meanings were found for the provided prompt. Please select the intended meaning:</p>
    <ul>
        {% for option in options %}
            <li><a href="{{ url_for('generate_with_option', option=option) }}">{{ option }}</a></li>
        {% endfor %}
    </ul>
</body>
</html>

Javascript classList

index.html

<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My JavaScript</title>
  <style>
    .pink-bg{
      background: pink;
    }

    .red-border{
      border: 2px solid red;
    }

    .green-color{
      color: green;
    }
  </style>
</head>
<body>
  <p>Hello</p>
  <button>OK</button>
  
  <script src="main.js"></script>
</body>
</html>

main.js

'use strict'

{
    document.querySelector('button').addEventListener('click', ()=> {
        //console.log('Clicked');
        document.querySelector('p').classList.add('pink-bg', 'red-border');
        document.querySelector('p').classList.add('green-color');
    });

    //console.log('Hello');
}

Javascript textContent

index.html

<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My JavaScript</title>
</head>
<body>
  <p>Hello</p>
  <button>OK</button>
  
  <script src="main.js"></script>
</body>
</html>

main.js

'use strict'

{
    document.querySelector('button').addEventListener('click', ()=> {
        //console.log('Clicked');
        document.querySelector('p').textContent = document.querySelector('button').textContent;
    });

    //console.log('Hello');
}

Javascript イベントリスナー

index.html

<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My JavaScript</title>
</head>
<body>
  <button>OK</button>
  
  <script src="main.js"></script>
</body>
</html>

main.js

'use strict';

{
  document.querySelector('button').addEventListener('click', () => {
    console.log('Clicked');
  });
}

Javascript スプレッド構文

index.html

<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My JavaScript</title>
</head>
<body>
  <script src="main.js"></script>
</body>
</html>

main.js

'use strict';

{
//  let num = 10;
//  const numBackup = num;
//  num = 99;
//  console.log(num);
//  console.log(numBackup);
const nums = [10, 20, 30];
const numBackup = [...nums];
nums[0] = 99;
console.log(nums);
console.log(numBackup);
}

Javascript 値のバックアップ

index.html

<!DOCTYPE html>
<html lang="ja">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My JavaScript</title>
</head>
<body>
  <script src="main.js"></script>
</body>
</html>

main.js

'use strict';

{
//  let num = 10;
//  const numBackup = num;
//  num = 99;
//  console.log(num);
//  console.log(numBackup);
const nums = [10, 20, 30];
const numBackup = nums;
nums[0] = 99;
console.log(nums);
console.log(numBackup);
}