finds tifs and puts them into pdf file

makepdf.py

import img2pdf, sys, os, time

if len(sys.argv) > 1:
    image_directory = sys.argv[1]
    print "I'm looking for TIFs in ", image_directory
else:
    print "Please tell me the directory to look in"
    sys.exit()

image_files = []

for root, dirs, files in os.walk(image_directory):
    for file in files:
        if file.endswith(".tif") or file.endswith(".TIF"):
             print"Discovered this TIF: ", os.path.join(root, file)
             image_files.append(os.path.join(root, file))

if image_files:
    output_file = time.strftime("%Y%m%d-%H%M%S") + ".pdf"
    print "Putting all TIFs into ", output_file
    pdf_bytes = img2pdf.convert(image_files)
    file = open(output_file,"wb")
    file.write(pdf_bytes)
else:
    print "Couldn't find any TIFs"