Example Python program pdfprocessing.py

Modules

• import webbrowser, sys, pyperclip, os, Tkinter
• import tkFileDialog
• import pywinauto
• import subprocess
• from time import sleep
• import ahk
• import win32con
• import win32api

• address import

• from windowmngr import WindowMgr

Classes

• class OCR_Methods:
• class myPDF:

Methods

• def getfilename():
• def init(self):
• def add_ocr_textlayer(self,pdfname):
• def setupdirectory(basedirectory):
• def text2pdf(text,pdfname = None):
• def pdf2tif(pdfname,tifname):
• def deskewpdf(pdfname,newpdfname=None,angle=None):
• def init(self,pdfname=None):
• def burst_pdf(self):
• def rotate_pdf(self):
• def ocr(self):
• def get_text(self):

Code

Python tkinter example

# mapIt.py - Launches a map in the browser using an address from the
# command line or clipboard.

import webbrowser, sys, pyperclip, os, Tkinter
import tkFileDialog
import pywinauto
import subprocess
from time import sleep
import ahk
import win32con
import win32api

# address import
# from windowmngr import WindowMgr
#c:\gnuwin32\bin\enscript [INPUT FILENAME] -B -f fTimes-Roman10.5 -o [OUTPUT FILENAME] --wordwrap -G2rE



def getfilename():
    """Use to get the name of a file using a tkinter dialog"""
    # The method used here involves the use of a withdraw command
    # this is done so that the tkinter window closes when the filedialog exits.
    root = Tkinter.Tk()
    filename = tkFileDialog.askopenfilename()
    root.withdraw()
    if filename == '':
        return None
    else:
        return filename

class OCR_Methods:
    def __init__(self):
        self.programfilepaths = {
            "ghostscript": 'C:\\Program Files\\gs\\gs9.16\\bin\\gswin32c.exe',
            "enscript": 'c:/gnuwin32/bin/enscript',
            "deskew": '',
            "tesseract": '',
            "pdfXCV": "C:/Program Files/Tracker Software/PDF Viewer/PDFXCview.exe"
        }
    def add_ocr_textlayer(self,pdfname):
        """Method that uses pdf XChange Viewer.
        1. Open the file from the commandline
        2. Open the ocr options
        3. """
        programpath = self.programfilepaths['pdfXCV']
        if programpath != '':
            subprocess.Popen([programpath, pdfname])
            print programpath
            # w = WindowMgr()
            # w.find_window_wildcard(".*PDF-X.*")
            # w.set_foreground()
            sleep(3)
            ahk.execute("""
                SetTitleMatchMode, 2
                WinActivate, PDF-XChange
                """)
            ahk.execute("Send, ^+C")
            for i in range(5):
                sleep(.05)
                ahk.execute("Send, {Tab}")
            ahk.execute('Send, {Enter}')
            sleep(.05)
            # ahk.execute("""
            #     SetTitleMatchMode, 2
            #     WinActivate, PDF-XChange
            #     """)
            #
            # while True:
            #     sleep(1)
            #     capital = win32con.VK_VOLUME_MUTE
            #     capsdown = win32api.GetKeyState(capital)
            #     if capsdown != 0:
            #         print capsdown
            #         # print win32api.GetKeyState(win32con.VK_CAPITAL)
            #         break
            root = Tkinter.Tk()
            tkFileDialog.askopenfilename()
            ahk.reload()
            print ahk.ready()
            ahk.execute("Send, ^{s}")
            sleep(1)
            ahk.execute("Send, !{f4}")
            quit()




def setupdirectory(basedirectory):
    """Creates temporary filestructure to use in pdf processing
        cwd
         |--/temppdf (Holds bursted pdf)
         |--/deskewedpdf (Holds pdfs cleaned during deskew stage)
         |--/temptif (Holds the tif images)
         |--/textoutput (Holds textoutput for the pdf)
         |--/pdfoutput (Holds the ocred pdf if we so desire)
    """
    pass


def text2pdf(text,pdfname = None):
    pass
    #c:\gnuwin32\bin\enscript [INPUT FILENAME] -B -f fTimes-Roman10.5 -o [OUTPUT FILENAME] --wordwrap -G2rE

def pdf2tif(pdfname,tifname):
    pass

def deskewpdf(pdfname,newpdfname=None,angle=None):
    pass



class myPDF:
    def __init__(self,pdfname=None):
        self.pdfname = ''
        self.directory_in = ''
        self.directory_out = ''
        if pdfname is not None:
            self.pdfname = pdfname
            print self.pdfname
        else:
            self.pdfname = getfilename()
            print self.pdfname
    def burst_pdf(self):
        pass
    def rotate_pdf(self):
        pass
    def ocr(self):
        pass
    def get_text(self):
        pass

# filename = getfilename()
# if filename == None:
#     pass
# else:
#     sys.stdout.write(filename)

if len(sys.argv) > 1:
    filename = sys.argv[1]
else:
    filename = getfilename()
mymethods = OCR_Methods()
ahk.start()
mymethods.add_ocr_textlayer(filename)





# if len(sys.argv) > 1:
#     # Get address from command line.
#     print sys.argv [1:]
# else:
#     # Get address from clipboard.
#     # address = pyperclip.paste()
#     filename = getfilename()
#     if filename == '':



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



#         sys.stdout.write(filename)



# if __name__ == '__main__':


# webbrowser.open('https://www.google.com/maps/place/' + address)

Useful Links

• Articles: https://python-commandments.org/
• Python shell: https://bsdnerds.org/learn-python/
• Tutorial: https://pythonprogramminglanguage.com/