example generation pdf (invoice) with reportlab

generation_pdf.py

from reportlab.pdfgen import canvas
from reportlab.lib.units import mm
from reportlab.lib.pagesizes import A4
from reportlab.pdfbase.ttfonts import TTFont
from reportlab.pdfbase import pdfmetrics
from reportlab.lib.enums import TA_LEFT, TA_CENTER

from reportlab.lib.styles import ParagraphStyle
from reportlab.platypus import Paragraph

from reportlab.lib.styles import getSampleStyleSheet

import datetime

class pdf():
    def __init__(self):
        super().__init__()
        
        # definition style
        self.style_mid=ParagraphStyle('style_mid',
            backColor='',
            alignment=TA_LEFT,
            fontSize=11,
            borderColor='',
            borderWidth=0,
            borderPadding=(),
            leading=17,
        )

        self.style_bold=ParagraphStyle('style_bold',
            backColor='',
            alignment=TA_CENTER,
            fontSize=11,
            borderColor='',
            borderWidth=0,
            borderPadding=(),
            leading=20,
        )

        self.header_top = Paragraph('''What is Lorem Ipsum?''', self.style_bold)

        self.mid_body = Paragraph('''
        Lorem Ipsum is simply dummy text of the printing and typesetting industry. <BR/>
        Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, <BR/>
        when an unknown printer took a galley of type and scrambled it to make a type specimen book. <BR/>
        It has survived not only five centuries, but also the leap into electronic typesetting, <BR/>
        remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset <BR/>
        sheets containing Lorem Ipsum passages, and more recently with desktop publishing software like <BR/>
        Aldus PageMaker including versions of Lorem Ipsum.
        ''', self.style_mid)

        self.center_mid = Paragraph('''Where does it come from?''', self.style_bold)

        self.down_body = Paragraph('''
        Contrary to popular belief, Lorem Ipsum is not simply random text. <BR/>
        It has roots in a piece of classical Latin literature from 45 BC, <BR/>
        making it over 2000 years old. Richard McClintock, a Latin professor at Hampden-Sydney College in Virginia, <BR/>
        looked up one of the more obscure Latin words, consectetur,''', self.style_mid) 

        self.width, self.height=A4

    def generation_pdf(self, path, data):
        c = canvas.Canvas(path, pagesize=A4)
        c.setFont("Helvetica", 11)

        c.drawImage('logo.jpg', 20 * mm, 220 * mm, height=104, width=89) 
        #c.drawString(200,200 , 'Hello word')
        c.drawImage('signature.png', 100 * mm, 10 * mm, height=66, width=134)

        c.drawString(170*mm , 250*mm, 'N° ' + str(data[3].year))

        self.header_top.wrapOn(c, 210*mm, 10*mm)
        self.header_top.drawOn(c, 0*mm, 210*mm)

        self.mid_body.wrapOn(c, 170*mm, 100*mm)
        self.mid_body.drawOn(c, 25*mm, 140*mm)

        self.center_mid.wrapOn(c, 210*mm, 10*mm)
        self.center_mid.drawOn(c, 0*mm, 125*mm)

        c.drawString(25*mm , 115*mm, '€')
        c.drawString(45*mm , 115*mm, data[0])
        
        c.drawString(25*mm , 105*mm, 'From:')
        c.drawString(45*mm , 105*mm, data[1])

        c.drawString(25*mm , 95*mm, 'TAX:')
        c.drawString(45*mm , 95*mm, data[2])

        c.drawString(25*mm , 85*mm, 'Date:')
        c.drawString(45*mm , 85*mm, str(data[3]))

        self.down_body.wrapOn(c, 170*mm, 50*mm)
        self.down_body.drawOn(c, 25*mm, 35*mm)

        c.showPage()
        c.save()

if __name__ == '__main__':
    pdf = pdf()

    path = "test.pdf"
    data = ("10",
            "Elon Musk",
            "000000000000",
            datetime.date.today()
            )
    pdf.generation_pdf(path, data)