Convert Excel Files XLS XLSX XLSM XLSB XLTX XLTM CSV and more as well as Visio Formats VSDX VSX VTX VDX VSSX VSTX VSDM VSSM VSTM etc just few lines of Python code....Visio diagrams conversion to PDF, HTML and Images as well as rendering...of Microsoft Excel files to PDF, Images, CSV, JSON and more formats...