Scan files under Windows and save them under filename present in the clipboard

run.py

"""
- python2.7 32bit installieren (https://www.python.org/ftp/python/2.7.12/python-2.7.12.msi)
- C:\python\pip install pyperclip twain pillow
- C:\python\python.exe run.py

"""

import pyperclip, twain, os
from os.path import isdir, isfile, dirname, abspath
from PIL import Image

FORMAT = "pdf"
SCANNER = "CHANGE ME!"
DUPLEX = True

fpath = pyperclip.paste()
if not isdir(dirname(abspath(fpath))):
	print("Folder \"{}\" does not exist!".format(dirname(abspath(fpath))))
	exit()

if isfile(fpath):
	print("File \"{}\" already exists!".format(fpath))
	exit()

sm = twain.SourceManager(0)
try:
	ss = sm.OpenSource(SCANNER)
except twain.excDSOpenFailed as e:
	ss = sm.OpenSource()

print("Scanner name: {}".format(ss.GetSourceName()))
if DUPLEX:
	ss.SetCapability( twain.CAP_DUPLEXENABLED, twain.TWTY_BOOL, True )
ss.RequestAcquire(0,0)
print("Scanning...")
tmp_bmp, _ = ss.GetXferFileName()
ss.XferImageByFile()

print("Converting to '{}'".format(FORMAT))
Image.open(tmp_bmp).save(fpath, FORMAT)
os.remove(tmp_bmp)