Phân tích PDF để trích xuất các trường Biểu mẫu dưới dạng XML trong Python SDK

import shutil
import json
import logging
from pathlib import Path
from asposepdfcloud import ApiClient, PdfApi
import logging

# Configure logging
logging.basicConfig(level=logging.INFO, format="%(asctime)s - %(levelname)s - %(message)s")


class ExportFormToXML:
    """Class for extracting PDF form fields into XML using Aspose PDF Cloud API."""
    def __init__(self):
        self.pdf_api = PdfApi(ApiClient(APP_KEY, APP_SID)

    def uploadDocument(self, documentName: str, localFolder: str, remoteFolder: str):
        """Upload a PDF document to the Aspose Cloud server."""
        if self.pdf_api:
            file_path = localFolder / documentName
            try:
                if remoteFolder == None:
                    self.pdf_api.upload_file(documentName, str(file_path))
                else:
                    opts = { "folder": remoteFolder }
                    self.pdf_api.upload_file(remoteFolder + '/' + documentName, file_path)
                logging.info(f"File {documentName} uploaded successfully.")
            except Exception as e:
                logging.error(f"Failed to upload file: {e}")

    def downloadFile(self, document: str, outputDocument: str, localFolder: Path, remoteFolder: str,  output_prefix: str):
        """Download the processed PDF document from the Aspose Cloud server."""
        if self.pdf_api:
            try:
                temp_file = self.pdf_api.download_file(remoteFolder + '/' + document)
                local_path = localFolder / ( output_prefix + outputDocument )
                shutil.move(temp_file, str(local_path))
                logging.info(f"download_result(): File successfully downloaded: {local_path}")
            except Exception as e:
                logging.error(f"download_result(): Failed to download file: {e}")


    def Extract(self, documentName: str, outputXMLName: str, localFolder: Path, remoteFolder: str ):
        self.uploadDocument(documentName, remoteFolder)

        XMLPath = str(Path.joinpath(Path(remoteFolder), outputXMLName))
        opts = {
            "folder": remoteFolder
        }
        response = self.pdf_put_export_fields_from_pdf_to_xml_in_storage(documentName, XMLPath, **opts)
        if response.code != 200:
            logging.error("ExportFormToXML(): Unexpected error!")
        else:
            logging.info(f"ExportFormToXML(): Pdf document '{documentName}' form fields successfully exported to '{outputXMLName}' file.")
            self.downloadFile(outputXMLName, outputXMLName, localFolder, remoteFolder, "")