How to use pdf method in Playwright Python

Best Python code snippet using playwright-python

main.py

Source:main.py Github

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...178 r = convert_checkboxes_and_radio_buttons(record, md)179 r = convert_dropdowns_to_strings(r, md)180 r = collapse_radio_groups(r, md)181 return r182def fill_pdf(input_pdf_path: Path, output_pdf_path: Path, data_dict: dict) -> None:183 '''Main function to handle filling in PDF fields.184 Uses data_dict to populate fields from the template in input_pdf_path, writing the filled-in PDF to output_pdf_path.185 '''186 template_pdf = pdfrw.PdfReader(input_pdf_path)187 for page in template_pdf.pages:188 annotations = page[ANNOT_KEY]189 if annotations is None:190 continue191 for annotation in annotations:192 if annotation[SUBTYPE_KEY] == WIDGET_SUBTYPE_KEY:193 if annotation[ANNOT_FIELD_KEY]: ### Isolated fields (has a '/​T' key)194 key = annotation[ANNOT_FIELD_KEY][1:-1]195 if key in data_dict.keys():196 if type(data_dict[key]) == bool: # Checkboxes197 if data_dict[key] == True:198 annotation.update(pdfrw.PdfDict(199 AS=pdfrw.PdfName('Yes'), V=pdfrw.PdfName('Yes'))200 )201 else:202 annotation.update(pdfrw.PdfDict(203 AS=pdfrw.PdfName('Off'), V=pdfrw.PdfName('Off'))204 )205 else: # Text field206 annotation.update(pdfrw.PdfDict(207 AP='', V=data_dict[key])208 )209 210 elif annotation[PARENT_KEY][ANNOT_FIELD_KEY]: ### Grouped fields (has a '/​Parent' -> '/​T' key)211 group = annotation[PARENT_KEY][ANNOT_FIELD_KEY][1:-1]212 if group in data_dict.keys():213 if type(data_dict[group]) == dict and len(data_dict[group]) != 0: # Radio buttons214 selected_radio_button = pdfrw.PdfName(list(data_dict[group].keys())[0])215 if(selected_radio_button in annotation[APPEARANCE_KEY][D_KEY].keys()):216 # Page 441 of:217 # https:/​/​www.adobe.com/​content/​dam/​acom/​en/​devnet/​pdf/​pdfs/​PDF32000_2008.pdf218 annotation[PARENT_KEY].update(pdfrw.PdfDict(219 V=selected_radio_button)220 )221 annotation.update(pdfrw.PdfDict(222 AS=selected_radio_button)223 )224 elif type(data_dict[group]) == bool: # Linked checkboxes (across multiple pages?)225 if data_dict[group] == True:226 annotation.update(pdfrw.PdfDict(227 AS=pdfrw.PdfName('Yes'), V=pdfrw.PdfName('Yes'))228 )229 else:230 annotation.update(pdfrw.PdfDict(231 AS=pdfrw.PdfName('Off'), V=pdfrw.PdfName('Off'))232 )233 else: # Linked text fields (across multiple pages?)234 annotation[PARENT_KEY].update(pdfrw.PdfDict(235 AP='', V=data_dict[group])236 )237 238 if not output_pdf_path.parent.exists():239 print(f" Location of output PDF '{output_pdf_path}' doesn't exist; creating: {output_pdf_path.parent}")240 output_pdf_path.parent.mkdir(parents=True, exist_ok=True)241 242 template_pdf.Root.AcroForm.update(pdfrw.PdfDict(NeedAppearances=pdfrw.PdfObject('true')))243 pdfrw.PdfWriter().write(output_pdf_path, template_pdf)244 return245################################################################246################################################################247if __name__ == '__main__':248 RECORD,REDCAP_UNIQUE_IDENTIFIER,PDF_TEMPLATE,OUTPUT = get_cmd_line_input(parser.parse_args())249 print()250 secrets = load_secrets(SECRETS_FILE)251 print("Loaded secrets file")252 proj_metadata = redcap_helpers.get_metadata(secrets)253 print("Got project metadata")254 # print(redcap_helpers.get_fields_and_types(proj_metadata))255 # proj_multiple_choice_text = redcap_helpers.get_multiple_choice_text(proj_metadata)256 # print(proj_multiple_choice_text)257 record = redcap_helpers.get_record(secrets, REDCAP_UNIQUE_IDENTIFIER, RECORD)258 print(f"Got record {RECORD} (identified by '{REDCAP_UNIQUE_IDENTIFIER}')")259 prepared_data_dict = prepare_for_fill(record, proj_metadata)260 print("Prepared Python dictionary:", prepared_data_dict)261 print("Using PDF template: " + str(PDF_TEMPLATE))262 fill_pdf(PDF_TEMPLATE, OUTPUT, prepared_data_dict)263 print("PDF written to: " + str(OUTPUT))...

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pdf_tenant.py

Source:pdf_tenant.py Github

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1from tablesdb import Sql_database2from pathlib import Path3import os4# pdf function generator5class Pdf_tenant:6 def __init__(self, pdf, nom, prenom, adresse, ville, loyer, charge, day, month, years, cat,7 sci_nom, sci_adresse, sci_cp_ville, sci_tel, sci_mail, sci_siret):8 self.month_list = {1: "Janvier", 2: "Fevrier", 3: "Mars",9 4: "Avril", 5: "Mai", 6: "Juin",10 7: "Juillet", 8: "Aout", 9: "Septembre",11 10: "Octobre", 11: "Novembre", 12: "Decembre"}12 self.pdf = pdf13 self.nom = nom14 self.prenom = prenom15 self.adresse = adresse16 self.ville = ville17 self.loyer = loyer18 self.charge = charge19 self.day = day20 self.month = month21 self.year = years22 self.cat = cat23 self.sci_nom = sci_nom24 self.sci_adresse = sci_adresse25 self.sci_cp_ville = sci_cp_ville26 self.sci_tel = sci_tel27 self.sci_mail = sci_mail28 self.sci_siret = sci_siret29 self.database = Sql_database()30 def generator(self):31 self.pdf.setFont("Helvetica", 15)32 if self.cat == 0: # habitation case33 self.pdf.drawString(150, 550,34 f"Loyer pour le mois de {self.month_list[int(self.month)]} {self.year}")35 self.pdf.drawString(140, 450, "Loyer")36 self.pdf.drawString(340, 450, f"{float(self.loyer):0.2f} €")37 self.pdf.drawString(140, 420, "Provision pour charges")38 self.pdf.drawString(345, 420, f"{float(self.charge):0.2f} €")39 self.pdf.drawString(140, 400, "Total")40 self.pdf.drawString(340, 400, f"{float(self.loyer) + float(self.charge):0.2f} €")41 else:42 self.pdf.drawString(150, 570, f"FACTURE N° {self.month}/​{self.year}")43 self.pdf.drawString(100, 530,44 f"Loyer pour le mois de {self.month_list[int(self.month)]} {self.year}")45 self.pdf.drawString(100, 450, "Loyer hors taxes")46 loyer_ht = (float(self.loyer /​ 1.20))47 self.pdf.drawString(350, 450, f"{loyer_ht:0.2f} €")48 self.pdf.drawString(100, 430, "TVA 20 %")49 self.pdf.drawString(355, 430, f"{(float(self.loyer) - loyer_ht):0.2f} €")50 self.pdf.drawString(100, 410, "Provision pour charges")51 self.pdf.drawString(355, 410, f"{float(self.charge):0.2f} €")52 self.pdf.drawString(100, 390, "Montant TTC")53 self.pdf.drawString(350, 390, f"{float(self.loyer) + float(self.charge):0.2f} €")54 # Coordonnées de la SCI55 self.pdf.drawString(20, 800, f"{self.sci_nom}") # colon, row ( 0 down /​ 800 up) ( 0 left /​ 600 right)56 self.pdf.drawString(20, 785, f"{self.sci_adresse}")57 self.pdf.drawString(20, 770, f"{self.sci_cp_ville}")58 self.pdf.drawString(20, 755, f"{self.sci_tel}")59 self.pdf.drawString(20, 740, f"{self.sci_siret}")60 # Coordonnées du locataire61 self.pdf.drawString(350, 700, f"{self.nom} {self.prenom}")62 self.pdf.drawString(350, 685, f"{self.adresse}")63 self.pdf.drawString(350, 670, f"{self.ville}")64 # Date65 self.pdf.drawString(350, 600, f"A {self.sci_cp_ville.split(' ', 1)[1]} le {self.day}/​{self.month}/​{self.year}")66 # corps67 self.pdf.drawCentredString(160, 613, "QUITTANCE DE LOYER")68 # graphic elements69 self.pdf.line(10, 630, 590, 630)70 self.pdf.line(10, 595, 590, 595)71 self.pdf.line(10, 630, 10, 595)72 self.pdf.line(590, 630, 590, 595)73 p = Path()74 s = p /​ 'sign.PNG'75 if s.exists():76 self.pdf.drawImage("sign.PNG", 350, 80, width=120, height=120)77 # ending78 self.pdf.showPage()79 self.pdf.save()80class IndexLetter:81 def __init__(self, pdf, nom, prenom, adresse, ville, loyer, charge, day, month, year,82 sci_nom, sci_adresse, sci_cp_ville, sci_tel, sci_mail, sci_siret, indice_base, indice_new, cat, date_entree):83 self.month_list = {1: ["Janvier", "1er trimestre"], 2: ["Fevrier", "1er trimestre"], 3: ["Mars", "1er trimestre"],84 4: ["Avril", "2eme trimestre"], 5: ["Mai", "2eme trimestre"], 6: ["Juin", "2eme trimestre"],85 7: ["Juillet", "3eme trimestre"], 8: ["Aout", "3eme trimestre"], 9: ["Septembre", "3eme trimestre"],86 10: ["Octobre", "3eme trimestre"], 11: ["Novembre", "3eme trimestre"], 12: ["Decembre", "3eme trimestre"]}87 self.pdf = pdf88 self.nom = nom89 self.prenom = prenom90 self.adresse = adresse91 self.ville = ville92 self.loyer = float(loyer) * float(indice_new) /​ float(indice_base)93 self.charge = charge94 self.day = day95 self.month = month96 self.year = year97 self.sci_nom = sci_nom98 self.sci_adresse = sci_adresse99 self.sci_cp_ville = sci_cp_ville100 self.sci_tel = sci_tel101 self.sci_mail = sci_mail102 self.sci_siret = sci_siret103 self.indice_base = indice_base104 self.new_indice = indice_new105 self.cat = cat106 self.date_entree = date_entree107 self.database = Sql_database()108 if self.cat == 1:109 self.type ="loyers commerciaux"110 else:111 self.type ="de références des loyers"112 def generator(self):113 self.pdf.setFont("Helvetica", 15)114 if self.cat == 1:115 self.pdf.drawString(60, 300, "Loyer hors charges")116 self.pdf.drawString(250, 300, f"{float(self.loyer) /​ 1.20:0.2f} €")117 self.pdf.drawString(60, 280, "TVA")118 self.pdf.drawString(250, 280, f"{float(self.loyer) - float(self.loyer) /​ 1.20:0.2f} €")119 self.pdf.drawString(60, 260, "Provisions pour charges")120 self.pdf.drawString(255, 260, f"{self.charge:0.2f} €")121 self.pdf.drawString(60, 240, "Total")122 self.pdf.drawString(250, 240, f"{float(self.loyer) + float(self.charge):0.2f} €")123 else:124 self.pdf.drawString(60, 300, "Loyer")125 self.pdf.drawString(250, 300, f"{float(self.loyer):0.2f} €")126 self.pdf.drawString(60, 280, "Provisions pour charges")127 self.pdf.drawString(255, 280, f"{self.charge:0.2f} €")128 self.pdf.drawString(60, 260, "Total")129 self.pdf.drawString(250, 260, f"{float(self.loyer) + float(self.charge):0.2f} €")130 # Coordonnées de la SCI131 self.pdf.drawString(20, 800, f"{self.sci_nom}") # colon, row ( 0 down /​ 800 up) ( 0 left /​ 600 right)132 self.pdf.drawString(20, 785, f"{self.sci_adresse}")133 self.pdf.drawString(20, 770, f"{self.sci_cp_ville}")134 self.pdf.drawString(20, 755, f"{self.sci_tel}")135 self.pdf.drawString(20, 740, f"{self.sci_siret}")136 # Coordonnées du locataire137 self.pdf.drawString(350, 700, f"{self.nom} {self.prenom}")138 self.pdf.drawString(350, 685, f"{self.adresse}")139 self.pdf.drawString(350, 670, f"{self.ville}")140 # Date141 self.pdf.drawString(350, 613, f"A {self.sci_cp_ville.split(' ', 1)[1]} le {self.day}/​{self.month}/​{self.year}")142 # Corps143 self.pdf.drawString(20, 560, "OBJET : REVISION DU LOYER")144 self.pdf.drawString(20, 500, "Madame, Monsieur")145 self.pdf.drawString(20, 460, f"Par la présente, je vous informe qu'à compter du {self.day} {self.month_list[int(self.month)][0]} {self.year} , votre loyer principal")146 self.pdf.drawString(20, 440, f"mensuel s'élèvera à la somme de {self.loyer:0.2f} € TTC.Cette variation a été calculée")147 self.pdf.drawString(20, 420, f"selon l'indice de révision (indice national des {self.type} prévu dans ")148 self.pdf.drawString(20, 400, "votre bail conformément à la législation en vigeur. Le loyer hors charges est augmenté")149 self.pdf.drawString(20, 380, f"de {float(self.new_indice) /​ float(self.indice_base):0.2f} %. Les deux indices considérés sont :")150 self.pdf.drawString(60, 360, f"- {self.month_list[int(self.month)][1]} {self.date_entree.split('/​')[2]}: {self.indice_base}")151 self.pdf.drawString(60, 340, f"- {self.month_list[int(self.month)][1]} {self.year} : {self.new_indice}")152 self.pdf.drawString(20, 320, "Les nouvelles données de votre quittance seront dorénavant les suivantes :")153 self.pdf.drawString(20, 220, "Je reste à votre dispositionpour de plus amples renseignements. Dans cette attente")154 self.pdf.drawString(20, 200, "veuillez agréer, Madame, Monsieur, l'expression de mes salutaions distinguées")155 self.pdf.drawString(20, 160, "Le Gérant.")156 p = Path()157 s = p /​ 'sign.PNG'158 if s.exists():159 self.pdf.drawImage("sign.PNG", 20, 30, width=120, height=120)160 self.pdf.showPage()161 self.pdf.save()162class Pdf_shareholder:163 def __init__(self, pdf, nom, prenom, sci, date, montant):164 self.pdf = pdf165 self.nom = nom166 self.prenom = prenom167 self.sci = sci168 self.date = date169 self.montant = montant170 def generator(self):171 self.pdf.drawString(20, 800, f"SCI {self.sci}")172 self.pdf.drawString(350, 613, f"le {self.date}")173 self.pdf.drawString(350, 700, f"{self.nom} {self.prenom}")174 self.pdf.drawString(20, 460, f" Un virement de {self.montant} à été éffectué sur votre compte")175 self.pdf.drawString(20, 220,176 "Je reste à votre dispositionpour de plus amples renseignements. Dans cette attente")177 self.pdf.drawString(20, 200, "veuillez agréer, Madame, Monsieur, l'expression de mes salutaions distinguées")178 self.pdf.drawString(20, 160, "Le Gérant.")179 p = Path()180 s = p /​ 'sign.PNG'181 if s.exists():182 self.pdf.drawImage("sign.PNG", 20, 30, width=120, height=120)183 self.pdf.showPage()184 self.pdf.save()185if __name__ == "__main__":186 from reportlab.pdfgen import canvas187 directory = Path(__file__).parent188 directory.mkdir(parents=True, exist_ok=True)189 path = directory.joinpath("test.pdf")190 pdf = canvas.Canvas(str(path))191 pdf_gen = Pdf_tenant(pdf, nom="SEBAN", prenom="Emmanuel", adresse="7 rue ducis", ville="78000 VERSAILLES",192 loyer=1000, charge="200", day="12", month="05", years="2020", cat=1,193 sci_nom="JOMO",194 sci_adresse="19 rue laurent Gaudet", sci_cp_ville="78150 LE CHESNAY",195 sci_tel="01 39 55 16 69", sci_mail="marcelseban@hotmail.fr", sci_siret="155522220")196 #pdf_gen = IndexLetter(pdf, nom="SEBAN", prenom="Emmanuel", adresse="7 rue ducis", ville="78000 VERSAILLES",197 # loyer="1000", charge="200", day="12", month="5", year="2020", sci_nom="JOMO",198 # sci_adresse="19 rue laurent Gaudet", sci_cp_ville="78150 LE CHESNAY", sci_tel="01 39 55 16 69"199 # , sci_mail="marcelseban@hotmail.fr", sci_siret="155522220", indice_base="110", indice_new="115", cat=0)...

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views.py

Source:views.py Github

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1from __future__ import print_function2from django.shortcuts import render3from django.urls import reverse4from django.http import HttpResponseRedirect, Http404, FileResponse5from django.contrib.auth import authenticate, login, logout6from django.db.models import Value, Count, CharField7from django.core.files.storage import FileSystemStorage8from .models import User_profile9from datetime import datetime 10from tzlocal import get_localzone11from PyPDF2 import PdfFileReader, PdfFileWriter, PdfFileMerger12from .forms import PDFMergeForm, PDFSplitForm, PDFDeleteForm13import os14import io15from zipfile import ZipFile16from apiclient.discovery import build17from google.oauth2 import service_account18from oauth2client import file, client, tools19from httplib2 import Http20from . import auth21from users.facadeGoogleDrive import GoogleDrive22# Create your views here.23def index(request):24 return render(request, "pdf/​upload.html")25def upload(request ,name , file_path , mimetype):26 GoogleDrive().upload(request,name, file_path, mimetype)27def download(request , file_id , file_name , mimeType) :28 return GoogleDrive().download(file_id, file_name, mimeType)29def get_user_history(folder_id) :30 return GoogleDrive().get_user_history(folder_id)31def merge(request):32 if request.method == 'POST':33 form = PDFMergeForm(request.POST, request.FILES)34 if form.is_valid():35 # get file input from merge form36 file1 = form.cleaned_data['file1']37 file2 = form.cleaned_data['file2']38 # make sure that both input files is pdf39 if ((os.path.splitext(str(file1))[1] != '.pdf') or (os.path.splitext(str(file2))[1] != '.pdf')):40 return render(request, 'pdf/​pdf_split.html', {'form':form})41 # merge two file42 pdfMerge = PdfFileMerger()43 pdfMerge.append(PdfFileReader(file1))44 pdfMerge.append(PdfFileReader(file2))45 # write merged file46 pdfMerge.write('merged_file.pdf')47 # output merged file48 response = FileResponse(open('merged_file.pdf', 'rb'))49 response['content_type'] = "application/​pdf"50 response['Content-Disposition'] = 'attachment;filename="merged_file.pdf"'51 52 # check if user is not anonymous (authenticated user)53 # upload processed file to google drive54 if not request.user.is_anonymous:55 date_time = datetime.fromtimestamp(datetime.now().timestamp(),get_localzone()).strftime("%d/​%m/​%Y %H:%M:%S")56 upload(request,"merged file {}.pdf".format(date_time) , "merged_file.pdf" , "pdf")57 # remove processed file58 os.remove('merged_file.pdf')59 return response60 else:61 form = PDFMergeForm()62 else:63 form = PDFMergeForm()64 return render(request, 'pdf/​pdf_merge.html', {'form':form})65def split(request):66 if request.method == 'POST':67 form = PDFSplitForm(request.POST, request.FILES)68 if form.is_valid():69 # get file input from split form70 inputFile = form.cleaned_data['file1']71 pageNum = form.cleaned_data['pageNum']72 # make sure that input file is pdf73 if (os.path.splitext(str(inputFile))[1] != '.pdf'):74 return render(request, 'pdf/​pdf_split.html', {'form':form})75 # read input pdf76 inputPDF = PdfFileReader(inputFile)77 outputPDF1 = PdfFileWriter()78 outputPDF2 = PdfFileWriter()79 # make sure that page number is valid80 if ((int(pageNum) <= 0) or (int(pageNum) > inputPDF.getNumPages()) or (inputPDF.getNumPages() == 1)):81 return render(request, 'pdf/​pdf_split.html', {82 'message': 'Invalid',83 'form': form,84 })85 # split first half of the pdf from 0 to page number86 for i in range(pageNum):87 outputPDF1.addPage(inputPDF.getPage(i))88 with open('splited_file_1.pdf', 'wb') as outfile:89 outputPDF1.write(outfile)90 # split second half of the pdf from (page number+1) to last page91 for i in range(pageNum, inputPDF.getNumPages()):92 outputPDF2.addPage(inputPDF.getPage(i))93 with open('splited_file_2.pdf', 'wb') as outfile:94 outputPDF2.write(outfile)95 # zip two file for output96 zf = ZipFile('splited_files.zip', "w")97 zf.write('splited_file_1.pdf', 'splited_file_1.pdf')98 zf.write('splited_file_2.pdf', 'splited_file_2.pdf')99 zf.close()100 # output splited file101 response = FileResponse(open('splited_files.zip', 'rb'))102 response['content_type'] = "application/​pdf"103 response['Content-Disposition'] = 'attachment;filename="splited_files.zip"'104 # check if user is not anonymous (authenticated user)105 # upload processed file to google drive106 if not request.user.is_anonymous:107 date_time = datetime.fromtimestamp(datetime.now().timestamp(),get_localzone()).strftime("%d/​%m/​%Y %H:%M:%S")108 upload(request,"splited file {}.zip".format(date_time) , "splited_files.zip" , "zip")109 110 # remove processed file111 os.remove('splited_files.zip')112 os.remove('splited_file_1.pdf')113 os.remove('splited_file_2.pdf')114 return response115 else:116 form = PDFSplitForm()117 else:118 form = PDFSplitForm()119 return render(request, 'pdf/​pdf_split.html', {'form':form})120def delete(request):121 if request.method == 'POST':122 form = PDFDeleteForm(request.POST, request.FILES)123 if form.is_valid():124 # get file input from delete form125 inputFile = form.cleaned_data['file1']126 # make sure that input file is pdf127 if (os.path.splitext(str(inputFile))[1] != '.pdf'):128 return render(request, 'pdf/​pdf_split.html', {'form':form})129 # read input pdf130 inputPDF = PdfFileReader(inputFile)131 outputPDF = PdfFileWriter()132 133 # get the correct page(s) to delete134 pageNum = form.cleaned_data['pageNum'].replace(" ", "").split(',')135 pageToDeleteDup = []136 for page in pageNum:137 pageInt = [int(i) for i in page.split('-')]138 if (len(pageInt) == 2):139 for i in range(pageInt[0], pageInt[-1] + 1):140 pageToDeleteDup += [i]141 else:142 pageToDeleteDup += pageInt143 pageToDelete = []144 # delete duplication page number in list145 for num in pageToDeleteDup:146 if num not in pageToDelete:147 pageToDelete.append(num)148 # make sure that page number is valid149 if ((max(pageToDelete) > inputPDF.getNumPages()) or (min(pageToDelete) <= 0) or (inputPDF.getNumPages() == 1)):150 return render(request, 'pdf/​pdf_delete.html', {151 'message': 'Invalid',152 'form': form,153 })154 # delete page(s)155 for i in range(inputPDF.getNumPages()):156 if (i + 1) not in pageToDelete:157 outputPDF.addPage(inputPDF.getPage(i))158 with open('deleted_file.pdf', 'wb') as outfile:159 outputPDF.write(outfile)160 # output deleted file161 response = FileResponse(open('deleted_file.pdf', 'rb'))162 response['content_type'] = "application/​pdf"163 response['Content-Disposition'] = 'attachment;filename="deleted_file.pdf"'164 # check if user is not anonymous (authenticated user)165 # upload processed file to google drive166 if not request.user.is_anonymous:167 date_time = datetime.fromtimestamp(datetime.now().timestamp(),get_localzone()).strftime("%d/​%m/​%Y %H:%M:%S")168 upload(request,"deleted file {}.pdf".format(date_time) , "deleted_file.pdf" , "pdf")169 170 # remove processed file171 os.remove('deleted_file.pdf')172 return response173 else:174 form = PDFDeleteForm()175 else:176 form = PDFDeleteForm()...

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PdfImagePlugin.py

Source:PdfImagePlugin.py Github

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1#2# The Python Imaging Library.3# $Id$4#5# PDF (Acrobat) file handling6#7# History:8# 1996-07-16 fl Created9# 1997-01-18 fl Fixed header10# 2004-02-21 fl Fixes for 1/​L/​CMYK images, etc.11# 2004-02-24 fl Fixes for 1 and P images.12#13# Copyright (c) 1997-2004 by Secret Labs AB. All rights reserved.14# Copyright (c) 1996-1997 by Fredrik Lundh.15#16# See the README file for information on usage and redistribution.17#18##19# Image plugin for PDF images (output only).20##21from . import Image, ImageFile, ImageSequence, PdfParser22import io23__version__ = "0.5"24#25# --------------------------------------------------------------------26# object ids:27# 1. catalogue28# 2. pages29# 3. image30# 4. page31# 5. page contents32def _save_all(im, fp, filename):33 _save(im, fp, filename, save_all=True)34##35# (Internal) Image save plugin for the PDF format.36def _save(im, fp, filename, save_all=False):37 resolution = im.encoderinfo.get("resolution", 72.0)38 is_appending = im.encoderinfo.get("append", False)39 title = im.encoderinfo.get("title", None)40 author = im.encoderinfo.get("author", None)41 subject = im.encoderinfo.get("subject", None)42 keywords = im.encoderinfo.get("keywords", None)43 creator = im.encoderinfo.get("creator", None)44 producer = im.encoderinfo.get("producer", None)45 if is_appending:46 existing_pdf = PdfParser.PdfParser(f=fp, filename=filename, mode="r+b")47 else:48 existing_pdf = PdfParser.PdfParser(f=fp, filename=filename, mode="w+b")49 if title:50 existing_pdf.info.Title = title51 if author:52 existing_pdf.info.Author = author53 if subject:54 existing_pdf.info.Subject = subject55 if keywords:56 existing_pdf.info.Keywords = keywords57 if creator:58 existing_pdf.info.Creator = creator59 if producer:60 existing_pdf.info.Producer = producer61 #62 # make sure image data is available63 im.load()64 existing_pdf.start_writing()65 existing_pdf.write_header()66 existing_pdf.write_comment("created by PIL PDF driver " + __version__)67 #68 # pages69 ims = [im]70 if save_all:71 append_images = im.encoderinfo.get("append_images", [])72 for append_im in append_images:73 append_im.encoderinfo = im.encoderinfo.copy()74 ims.append(append_im)75 numberOfPages = 076 image_refs = []77 page_refs = []78 contents_refs = []79 for im in ims:80 im_numberOfPages = 181 if save_all:82 try:83 im_numberOfPages = im.n_frames84 except AttributeError:85 # Image format does not have n_frames. It is a single frame image86 pass87 numberOfPages += im_numberOfPages88 for i in range(im_numberOfPages):89 image_refs.append(existing_pdf.next_object_id(0))90 page_refs.append(existing_pdf.next_object_id(0))91 contents_refs.append(existing_pdf.next_object_id(0))92 existing_pdf.pages.append(page_refs[-1])93 #94 # catalog and list of pages95 existing_pdf.write_catalog()96 pageNumber = 097 for imSequence in ims:98 for im in ImageSequence.Iterator(imSequence):99 # FIXME: Should replace ASCIIHexDecode with RunLengthDecode (packbits)100 # or LZWDecode (tiff/​lzw compression). Note that PDF 1.2 also supports101 # Flatedecode (zip compression).102 bits = 8103 params = None104 if im.mode == "1":105 filter = "ASCIIHexDecode"106 colorspace = PdfParser.PdfName("DeviceGray")107 procset = "ImageB" # grayscale108 bits = 1109 elif im.mode == "L":110 filter = "DCTDecode"111 # params = "<< /​Predictor 15 /​Columns %d >>" % (width-2)112 colorspace = PdfParser.PdfName("DeviceGray")113 procset = "ImageB" # grayscale114 elif im.mode == "P":115 filter = "ASCIIHexDecode"116 palette = im.im.getpalette("RGB")117 colorspace = [PdfParser.PdfName("Indexed"), PdfParser.PdfName("DeviceRGB"), 255, PdfParser.PdfBinary(palette)]118 procset = "ImageI" # indexed color119 elif im.mode == "RGB":120 filter = "DCTDecode"121 colorspace = PdfParser.PdfName("DeviceRGB")122 procset = "ImageC" # color images123 elif im.mode == "CMYK":124 filter = "DCTDecode"125 colorspace = PdfParser.PdfName("DeviceCMYK")126 procset = "ImageC" # color images127 else:128 raise ValueError("cannot save mode %s" % im.mode)129 #130 # image131 op = io.BytesIO()132 if filter == "ASCIIHexDecode":133 if bits == 1:134 # FIXME: the hex encoder doesn't support packed 1-bit135 # images; do things the hard way...136 data = im.tobytes("raw", "1")137 im = Image.new("L", (len(data), 1), None)138 im.putdata(data)139 ImageFile._save(im, op, [("hex", (0, 0)+im.size, 0, im.mode)])140 elif filter == "DCTDecode":141 Image.SAVE["JPEG"](im, op, filename)142 elif filter == "FlateDecode":143 ImageFile._save(im, op, [("zip", (0, 0)+im.size, 0, im.mode)])144 elif filter == "RunLengthDecode":145 ImageFile._save(im, op, [("packbits", (0, 0)+im.size, 0, im.mode)])146 else:147 raise ValueError("unsupported PDF filter (%s)" % filter)148 #149 # Get image characteristics150 width, height = im.size151 existing_pdf.write_obj(image_refs[pageNumber], stream=op.getvalue(),152 Type=PdfParser.PdfName("XObject"),153 Subtype=PdfParser.PdfName("Image"),154 Width=width, # * 72.0 /​ resolution,155 Height=height, # * 72.0 /​ resolution,156 Filter=PdfParser.PdfName(filter),157 BitsPerComponent=bits,158 DecodeParams=params,159 ColorSpace=colorspace)160 #161 # page162 existing_pdf.write_page(page_refs[pageNumber],163 Resources=PdfParser.PdfDict(164 ProcSet=[PdfParser.PdfName("PDF"), PdfParser.PdfName(procset)],165 XObject=PdfParser.PdfDict(image=image_refs[pageNumber])),166 MediaBox=[0, 0, int(width * 72.0 /​ resolution), int(height * 72.0 /​ resolution)],167 Contents=contents_refs[pageNumber]168 )169 #170 # page contents171 page_contents = PdfParser.make_bytes(172 "q %d 0 0 %d 0 0 cm /​image Do Q\n" % (173 int(width * 72.0 /​ resolution),174 int(height * 72.0 /​ resolution)))175 existing_pdf.write_obj(contents_refs[pageNumber], stream=page_contents)176 pageNumber += 1177 #178 # trailer179 existing_pdf.write_xref_and_trailer()180 if hasattr(fp, "flush"):181 fp.flush()182 existing_pdf.close()183#184# --------------------------------------------------------------------185Image.register_save("PDF", _save)186Image.register_save_all("PDF", _save_all)187Image.register_extension("PDF", ".pdf")...

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Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

  1. What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
  2. How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
  3. Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
  4. What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
  7. Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
  8. Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
  9. Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
  10. Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
  11. Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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