企業工商數據API用哪種？
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這段代碼展示了如何使用OpenWeatherMap API獲取紐約市的天氣信息。
Amazon S3是一個對象存儲服務，可以用來存儲和檢索任意數量的數據。要使用S3 API，你需要安裝boto3庫。
pip install boto3import boto3
s3 = boto3.client('s3',
aws_access_key_id='YOUR_ACCESS_KEY',
aws_secret_access_key='YOUR_SECRET_KEY')
bucket_name = 'your-bucket-name'
file_path = '/path/to/local/file'
key = 'path/in/s3/bucket'
# 上傳文件
s3.upload_file(file_path, bucket_name, key)
# 下載文件
s3.download_file(bucket_name, key, file_path)
# 列出所有文件
response = s3.list_objects_v2(Bucket=bucket_name)
for content in response.get('Contents', []):
print(content.get('Key'))AWS Lambda是一種無服務器計算服務，可以在沒有服務器的情況下運行代碼。首先，你需要創建一個Lambda函數并通過API觸發它。
import boto3
lambda_client = boto3.client('lambda',
aws_access_key_id='YOUR_ACCESS_KEY',
aws_secret_access_key='YOUR_SECRET_KEY',
region_name='us-east-1')
function_name = 'your-function-name'
payload = {"key1": "value1", "key2": "value2"}
response = lambda_client.invoke(FunctionName=function_name,
InvocationType='RequestResponse',
Payload=json.dumps(payload))
print(response['Payload'].read())這段代碼展示了如何調用一個Lambda函數并傳遞參數。
Google Cloud Firestore是一個靈活的NoSQL數據庫，用于存儲和同步數據。首先，你需要安裝firebase-admin庫。
pip install firebase-adminimport firebase_admin
from firebase_admin import credentials, firestore
cred = credentials.Certificate('path/to/serviceAccount.json')
firebase_admin.initialize_app(cred)
db = firestore.client()
doc_ref = db.collection(u'users').document(u'alovelace')
# 寫入數據
doc_ref.set({
u'first': u'Ada',
u'last': u'Lovelace',
u'born': 1815
})
# 讀取數據
doc = doc_ref.get()
print(f'Document data: {doc.to_dict()}')這段代碼展示了如何向Firestore數據庫中寫入和讀取數據。
Azure Cognitive Services提供了多種智能API，如計算機視覺、語音識別等。這里以計算機視覺API為例。
import requests
subscription_key = "your_subscription_key"
endpoint = "https://your-endpoint.cognitiveservices.azure.com/"
analyze_url = endpoint + "vision/v3.2/analyze"
image_url = "https://example.com/image.jpg"
headers = {'Ocp-Apim-Subscription-Key': subscription_key}
params = {'visualFeatures': 'Categories,Description,Color'}
data = {'url': image_url}
response = requests.post(analyze_url, headers=headers, params=params, json=data)
analysis = response.json()
print(analysis)假設我們要開發一個綜合天氣應用，該應用不僅可以顯示天氣信息，還可以在特定條件下發送通知給用戶。具體功能如下：
1. 用戶輸入城市名，顯示該城市的天氣信息。2. 如果天氣狀況不佳（如暴雨、大風等），自動發送短信通知給用戶。
首先，注冊OpenWeatherMap賬戶并獲取API密鑰。同時，注冊Twilio賬戶并獲取API密鑰。
接下來，編寫如下代碼：
import requests
from twilio.rest import Client
def get_weather(city):
api_key = "your_api_key"
base_url = "http://api.openweathermap.org/data/2.5/weather?"
complete_url = base_url + "appid=" + api_key + "&q=" + city
response = requests.get(complete_url)
data = response.json()
if data["cod"] != "404":
main = data["main"]
temperature = main["temp"]
pressure = main["pressure"]
humidity = main["humidity"]
weather_description = data["weather"][0]["description"]
return {
"temperature": temperature,
"pressure": pressure,
"humidity": humidity,
"description": weather_description
}
else:
return None
def send_sms(message, recipient_phone_number):
account_sid = 'your_account_sid'
auth_token = 'your_auth_token'
client = Client(account_sid, auth_token)
message = client.messages.create(
body=message,
from_='+1234567890', # Your Twilio phone number
to=recipient_phone_number
)
print(f'SMS sent: {message.sid}')
city = input("Enter city name: ")
weather_data = get_weather(city)
if weather_data is not None:
print(f"Weather in {city}:")
print(f"Temperature: {weather_data['temperature']}")
print(f"Pressure: {weather_data['pressure']}")
print(f"Humidity: {weather_data['humidity']}")
print(f"Description: {weather_data['description']}")
if "rain" in weather_data['description']:
recipient_phone_number = '+1234567890' # Recipient's phone number
message = f"Heavy rain warning in {city}. Please take precautions."
send_sms(message, recipient_phone_number)
elif weather_data is None:
print("City Not Found")用戶運行程序后，輸入城市名，即可看到該城市的天氣情況。如果天氣狀況不佳（如暴雨），程序會自動發送短信通知給用戶。
本文介紹了云服務API的概念及其重要性，并通過多個實際示例展示了如何使用不同云服務商提供的API實現從存儲到計算再到AI等多種功能。最后，通過一個綜合實戰案例，展示了如何結合OpenWeatherMap API和Twilio API來構建一個具備天氣預報和通知功能的應用。這些示例為開發者提供了實用的參考指南。
本文章轉載微信公眾號@小白PythonAI編程
