I saved some plots from matplotlib into a pdf format because it seems to offer a better quality. How do I include the PDF image into a PDF document using ReportLab? The conv
You can use svg export from matplotlib and use svglib python library to include vector graphics in reportlab generated PDF files. svglib takes a svg file and makes a drawing object that can be directly used in reportlab.
See also this question for more details: Generating PDFs from SVG input