使用Ms Graph Api将附件文件从outlook复制到onedrive，而无需下载

import requests

# 1. 获取访问令牌
access_token = "YOUR_ACCESS_TOKEN"

# 2. 获取Outlook邮件信息
response = requests.get(
    "https://graph.microsoft.com/v1.0/me/messages",
    headers={"Authorization": "Bearer " + access_token}
)
messages = response.json()["value"]

# 3. 获取邮件附件信息
message_id = "YOUR_MESSAGE_ID"
response = requests.get(
    f"https://graph.microsoft.com/v1.0/me/messages/{message_id}/attachments",
    headers={"Authorization": "Bearer " + access_token}
)
attachments = response.json()["value"]

# 4. 复制附件到OneDrive
item_id = "YOUR_ONEDRIVE_FOLDER_ID"
for attachment in attachments:
    attachment_id = attachment["id"]
    response = requests.get(
        f"https://graph.microsoft.com/v1.0/me/messages/{message_id}/attachments/{attachment_id}/$value",
        headers={"Authorization": "Bearer " + access_token}
    )
    attachment_content = response.content

    response = requests.post(
        f"https://graph.microsoft.com/v1.0/me/drive/items/{item_id}/children",
        headers={"Authorization": "Bearer " + access_token},
        files={"file": attachment_content}
    )
    print("Attachment copied to OneDrive:", response.json()["name"])