from datetime import datetime
from stix.core import STIXPackage, STIXHeader
from stix.common import InformationSource
from cybox.common import Time

# Create the STIX Package and STIX Header objects
stix_package = STIXPackage()
stix_header = STIXHeader()

# Set the description
stix_header.description = 'APIs vs. Bindings Wiki Example'

# Set the produced time to now
stix_header.information_source = InformationSource()
stix_header.information_source.time = Time()
stix_header.information_source.time.produced_time = datetime.now()

# Build document
stix_package.stix_header = stix_header

# Print the document to stdout
print(stix_package.to_xml())