If you have been searching for a way to programmatically produce interactive 3D documents (U3D or PRC format embedded in PDF) using QGIS, you have come to the right place.
The search term reflects a growing demand. If you are a developer, consider contributing a QgsPdf3DExporter class to the QGIS source code. Until then, the hybrid OBJ→U3D→PDF pipeline described above remains the gold standard. pyqgis programmer 39s guide 3 pdf work
"Easy to follow," "Great walkthrough," and "Invaluable companion". Books | nyalldawson.net If you have been searching for a way
from pypdf import PdfReader, PdfWriter