搜索多个关键字python

def search_keywords_in_string(text, keywords):
    for keyword in keywords:
        if keyword in text:
            return True
    return False

text = "Hello, this is a sample text."
keywords = ["sample", "example", "test"]

result = search_keywords_in_string(text, keywords)
print("At least one keyword found:", result)

import os

def search_keywords_in_files(directory, keywords):
    found_files = []
    for root, _, files in os.walk(directory):
        for file in files:
            file_path = os.path.join(root, file)
            with open(file_path, 'r') as f:
                content = f.read()
                if any(keyword in content for keyword in keywords):
                    found_files.append(file_path)
    return found_files

directory = "/path/to/your/files"
keywords = ["sample", "example", "test"]

found_files = search_keywords_in_files(directory, keywords)
print("Files containing at least one keyword:", found_files)

import sqlite3

def search_keywords_in_db(db_path, keywords):
    conn = sqlite3.connect(db_path)
    cursor = conn.cursor()
    query = "SELECT * FROM your_table WHERE "
    conditions = [f"column_name LIKE ?" for _ in keywords]
    query += " OR ".join(conditions)
    
    results = cursor.execute(query, ['%' + keyword + '%' for keyword in keywords]).fetchall()
    conn.close()
    return results

db_path = "/path/to/your/database.db"
keywords = ["sample", "example", "test"]

results = search_keywords_in_db(db_path, keywords)
print("Database search results:", results)

def search_keywords_case_insensitive(text, keywords):
    text = text.lower()
    for keyword in keywords:
        if keyword.lower() in text:
            return True
    return False