reports.py 文件源码

def imprimir(self):
        buffer = self.buffer
        doc = SimpleDocTemplate(buffer,
                                rightMargin=50,
                                leftMargin=50,
                                topMargin=20,
                                bottomMargin=50,
                                pagesize=self.pagesize)

        elements = []
        styles = getSampleStyleSheet()
        elements.append(self.tabla_encabezado(styles))
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_datos(styles))
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_detalle())
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_observaciones())
        elements.append(Spacer(1, 0.25 * cm))
        elements.append(self.tabla_firmas())
        doc.build(elements)
        pdf = buffer.getvalue()
        buffer.close()
        return pdf