BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
settings = {
    "MEDIA_ROOT": os.path.join(BASE_DIR, "media"),
}

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from tornado_learning.handler import BaseHandler
import os
import uuid
import aiofiles

class UploadHandler(BaseHandler):

    async def post(self):
        ret_data = {}

        files_meta = self.request.files.get("front_image", None)
        if not files_meta:
            self.set_status(400)
            ret_data["front_image"] = "请上传图片"
        else:
            for meta in files_meta:
                filename = meta["filename"]
                new_filename = "{uuid}_{filename}".format(uuid=uuid.uuid1(), filename=filename)
                file_path = os.path.join(self.settings["MEDIA_ROOT"], new_filename)

                async with aiofiles.open(file_path, "wb") as f:
                    await f.write(meta["body"])

                ret_data['file_path'] = file_path

        return self.finish(ret_data)

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