From c7344c4971a6935f0ac8203f1b4ecf75ba01ef6c Mon Sep 17 00:00:00 2001 From: SinTan1729 Date: Mon, 20 Feb 2023 21:57:43 -0600 Subject: [PATCH] Bug fixes and improvements --- arrange-docpages-for-print.py | 35 ++++++++++++++++++++--------------- 1 file changed, 20 insertions(+), 15 deletions(-) diff --git a/arrange-docpages-for-print.py b/arrange-docpages-for-print.py index a7c9dd2..5e9adaa 100644 --- a/arrange-docpages-for-print.py +++ b/arrange-docpages-for-print.py @@ -1,30 +1,33 @@ #!/usr/bin/env python3 -# This is a file to paste small scanned ID cards in an A4 page for printing -# I use it to quickly organise the pages for printing +# This is a script to paste small scanned ID cards in an A4 page for printing +# I use it to quickly organize the pages for printing # Syntax : script.py filename width_in_cm -o [optional, to overwrite output file] -import sys, os +import sys +import os from pdf2image import convert_from_path from PIL import Image -if len(sys.argv)<3: - raise Exception('Not enough arguments.\nUse the syntax "script.py filename width_in_cm -o [optional, to overwrite output file]"') +if len(sys.argv) < 3: + raise Exception( + 'Not enough arguments.\nUse the syntax "script.py filename width_in_cm -o [optional, to overwrite output file]"') filename = sys.argv[1] if not os.path.isfile(filename): - raise Exception('File {} not present',format(filename)) -if filename.split('.')[-1]!='pdf': + raise Exception('File {} not present', format(filename)) +if filename.split('.')[-1] != 'pdf': raise Exception('Given file is not a PDF') -if filename.split('/')[-1].split(']')[0]=='[printable': - raise Exception('File already processed') +if filename.split('/')[-1].split(']')[0] == '[printable': + raise Exception('File has already been processed') print('Processing '+filename.split('/')[-1]) -new_width = int(int(sys.argv[2])*0.3937*300) # converting to inch from cm at 300 dpi +# converting to inch from cm at 300 dpi +new_width = int(int(sys.argv[2])*0.3937*300) overwrite_status = '-n' -if len(sys.argv)>3: +if len(sys.argv) > 3: overwrite_status = sys.argv[3] images = convert_from_path(filename) a4size = int(8.27*300), int(11.7*300) -a4page = Image.new('RGB',a4size,'white') # A4 at 300 dpi +a4page = Image.new('RGB', a4size, 'white') # A4 at 300 dpi pagenum = len(images) widths = [images[i].size[0] for i in range(pagenum)] heights = [images[i].size[1] for i in range(pagenum)] @@ -32,11 +35,13 @@ new_heights = [int(heights[i]*new_width/widths[i]) for i in range(pagenum)] gap = int(max(new_heights)/pagenum) total_height = sum(new_heights)+gap*(pagenum-1) if new_width > a4size[0] or total_height > a4size[1]: - raise Exception('Given width too big for A4 page') + raise Exception('Given width is too big for A4 page') for i in range(pagenum): - a4page.paste(images[i].resize((new_width, new_heights[i]), Image.ANTIALIAS), (int((a4size[0]-new_width)/2),int((a4size[1]-total_height)/2+i*(new_heights[i-1]+gap)))) + a4page.paste(images[i].resize((new_width, new_heights[i]), Image.LANCZOS), (int( + (a4size[0]-new_width)/2), int((a4size[1]-total_height)/2+i*(new_heights[i-1]+gap)))) new_filename = '[printable] ' + filename.split('/')[-1].split('.')[0] + '.pdf' if os.path.isfile(new_filename) and overwrite_status != '-o': - raise Exception('File {} already present. Add -o at the end to overwrite') + raise Exception('File '+new_filename + + ' is already present. Add -o at the end to overwrite') a4page.save(new_filename, quality=95) print('File '+new_filename+' created.')