教程：Python连接华为云接口，实现图像智能分割功能

pip install obs-sdk

import requests
import hmac
import hashlib
from base64 import b64encode
from datetime import datetime
import json

access_key = "YOUR_ACCESS_KEY"
secret_key = "YOUR_SECRET_KEY"

def get_signature(access_key, secret_key, http_method, pathname, headers):
    content_md5 = headers.get("Content-MD5", "")
    content_type = headers.get("Content-Type", "")
    date = headers.get("Date")

    string_to_sign = f"{http_method}
{content_md5}
{content_type}
{date}
{pathname}"
    
    signature = hmac.new(secret_key.encode(), string_to_sign.encode(), hashlib.sha256).digest()
    signature = b64encode(signature).decode()

    return signature

def call_api(url, method, headers, data):
    now = datetime.now().astimezone().strftime("%a, %d %b %Y %H:%M:%S GMT")
    headers["Date"] = now
    signature = get_signature(access_key, secret_key, method, url, headers)
    headers["Authorization"] = f"AWS {access_key}:{signature}"
    headers["Host"] = "image.cn-north-1.myhuaweicloud.com"

    response = requests.request(method, url, headers=headers, json=data)
    return response

def image_segmentation(image_path):
    endpoint = "https://image.cn-north-1.myhuaweicloud.com/v1.0/image/segmentation"
    headers = {
        "Content-Type": "application/json",
        "X-Project-Id": "YOUR_PROJECT_ID"
    }
    data = {
        "image": json.dumps({
            "url": image_path
        })
    }

    response = call_api(endpoint, "POST", headers, data)
    result = response.json()

    return result

# 在此处调用图像分割函数
result = image_segmentation("https://example.com/image.jpg")
print(result)