GroupDocs.Watermark For Python via .NET adds, searches, and removes text and image watermarks across PDF, Word, Excel, PowerPoint, Visio, email, and image Formats — with Format-specific placement, tiling, locking, and content-tree access — on-premise, with no Microsoft Office required....GroupDocs.Watermark for Python via .NET adds, searches, and removes text and image watermarks across PDF, Word, Excel, PowerPoint, Visio, email, and image formats — with format-specific placement, tiling, locking, and content-tree access — on-premise, with no Microsoft Office required.