ทำงานกับไฟล์แนบใน PDF ผ่าน Python

import aspose.pdf as apdf

from os import path

path_infile = path.join(self.data_dir, infile)
path_outfile = path.join(self.data_dir, outfile)

# Open document
document = apdf.Document(path_infile)

# Setup new file to be added as attachment
attachment_file_name = "file_example.txt"
attachment_path = path.join(self.data_dir, attachment_file_name)
file_specification = apdf.FileSpecification(attachment_path, "Sample text file")

# Add attachment to document's attachment collection
document.embedded_files.add(attachment_file_name, file_specification)

# Save new output
document.save(path_outfile)