PresentationMetadataSignature class Leave feedback

from datetime import datetime

from groupdocs.signature import Signature
from groupdocs.signature.options import MetadataSignOptions
from groupdocs.signature.domain import PresentationMetadataSignature

with Signature("sample.ppsx") as signature:
    options = MetadataSignOptions()
    signatures = [
        PresentationMetadataSignature("Author", "Mr.Scherlock Holmes"),
        PresentationMetadataSignature("DateCreated", datetime.now()),
        PresentationMetadataSignature("DocumentId", 123456),
        PresentationMetadataSignature("SignatureId", 123.456),
    ]
    options.signatures.add_range(signatures)
    result = signature.sign("signed.ppsx", options)
    print(f"Signed with {len(result.succeeded)} metadata signature(s):")
    for item in result.succeeded:
        print(f"  {item.name}")