Python Baidu Translation API implements Portuguese translation

Python Baidu Translation API implements Portuguese translation

Introduction:
In daily life, we often encounter situations where we need to translate other languages, such as traveling, studying, working, etc. As a high-level programming language, Python's powerful library support allows developers to implement various functions conveniently and quickly. This article will introduce how to use the Baidu Translation API in Python to implement Portuguese translation, and explain it through code examples.

Step 1: Apply for a Baidu Translation developer account
To use the Baidu Translation API, we first need to apply for a developer account. Open the official website of Baidu Translation Open Platform (https://fanyi-api.baidu.com) and click the "Register" button in the upper right corner to register an account.

Step 2: Create a translation instance
After successful registration, log in to the backend management page. Click the "Create Application" button in the upper left corner, fill in the application name, select usage scenarios, enter application description and other information to complete the creation of the application.

Step 3: Obtain API configuration information
After successfully creating the application, click the name of the application to enter the application details page. Find the "API Management" menu in the left navigation bar of the page and click to enter the API management page. On this page, we can obtain the App ID, App Key, App Secret and other information of the API.

Step 4: Install third-party libraries
In order to facilitate operation and use, we need to install the third-party libraries requests and hashlib in Python and install them through the pip command:

pip install requests hashlib

Step 5 : Implement translation function
The following is a sample code that uses Baidu Translate API to implement Portuguese translation:

import requests
import hashlib
import json

# 设置百度翻译API的配置信息
app_id = 'your_app_id'
app_key = 'your_app_key'
secret_key = 'your_secret_key'

# 定义翻译函数
def translate(text, from_lang, to_lang):
    # 构建访问URL
    url = 'https://fanyi-api.baidu.com/api/trans/vip/translate'
    salt = '1234567890'  # 使用自定义的随机字符串作为salt
    sign = app_id + text + salt + secret_key
    sign = hashlib.md5(sign.encode()).hexdigest()
    url += '?appid=' + app_id + '&q=' + text + '&from=' + from_lang + '&to=' + to_lang + '&salt=' + salt + '&sign=' + sign

    # 发送GET请求并获取翻译结果
    response = requests.get(url)
    result = json.loads(response.text)
    translated = result['trans_result'][0]['dst']
    
    return translated

# 测试代码
text = '你好世界'
from_lang = 'zh'
to_lang = 'pt'

translated_text = translate(text, from_lang, to_lang)
print('翻译结果：', translated_text)

In the above code, we first define a translate() function to Implement translation function. This function accepts three parameters: the text to be translated, the source language, and the target language. Then, we construct the access URL and send it to Baidu Translation API through GET request. Finally, we parse the results returned by the API to obtain the translated text.

In the test code, we use the Portuguese abbreviation "pt" as the target language and conduct a simple test.

Summary:
Through the above steps and sample code, we can see that it is very simple to implement Portuguese translation using the Baidu Translation API in Python. You only need to register a developer account, obtain the API configuration information, and then send a GET request and parse the returned results to achieve translation in various languages. Such functions not only facilitate our daily life and work, but also provide more possibilities for our learning and communication.

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