Generate subject hour vouchers via with Python and PDFlatex

credit-point-vouchers.py

#!/usr/bin/env python
# -*- coding: iso-8859-1 -*-

"""
Generate tex files with subject hour vouchers and a code list
and run pdflatex.

Version 0.5

(c) 2012-2015, Oliver Lindemann

"""

import os
import time
import uuid
from datetime import date
from sets import Set
from random import randint


def today():
    rtn = time.asctime()[8:10].replace(' ', '0')
    rtn += time.asctime()[3:8]
    rtn += time.asctime()[-4:]
    return rtn

def generate_code_list(number_of_codes, start_letter):
    """ returns a list of unique participantion codes

    Keyword arguments:
    number_of_codes -- integer
    """

    lst = Set()
    cnt = randint(10,99)*100

    while len(lst) < number_of_codes:
        u = uuid.uuid4()
        cnt += 1
        lst.add( "{2}-{0}-{1}".format(cnt, u.hex[0:4], start_letter) )

    rtn = []
    rtn.extend(lst)
    rtn.sort()
    return rtn


print "* Credit Point Vouchers *"
name = raw_input("Investigator name:  ")
n = int(raw_input("Number of vouchers:  "))
points = raw_input("Credit points per voucher:  ")

flname = "{0}_{1}_{2}x{3}h".format(name, str(date.today()), n, points)

voucher_fl = flname + ".voucher.tex"
codelist_fl = flname + ".codelist.tex"
fl1 = open(voucher_fl , 'w+')
fl2 = open(codelist_fl, 'w+')

txt = """
\\documentclass[a4paper,german]{article}
\\usepackage[T1]{fontenc}
\\usepackage[utf8]{inputenc}
\\begin{document}

\\noindent
"""

fl1.write(txt)
fl2.write(txt)
fl2.write("\\section*{VP-Stundenkodes, " +\
            "{0} ({1})".format(name, today()) +\
            """}
\large\\bf
""")

if float(points)>1:
    vp_stunde_txt = "{0} Versuchspersonenstunden".format(points)
else:
    vp_stunde_txt = "{0} Versuchspersonenstunde".format(points)

for cnt,code in enumerate(generate_code_list(n,name[0:2].upper())):

    fl1.write("""
\\begin{minipage}{\\textwidth}
\\subsection*{Teilnahmebescheinigung, """+ vp_stunde_txt + """}
Sie erhalten \\textit{""" + vp_stunde_txt + """} gegen Unterschrift im
Sekretariat der Abteilung Kognitionswissenschaften (Frau Köhler, Campus Golm,
Haus 14, Raum 6.06 und 4.05). Versuchspersonenstunden sind nicht übertragbar.

\\vspace{5em}\\noindent
""")

    fl1.write("(Name der/des Proband/in)\\hfill (Unterschrift Versuchsleiter/in)")
    fl1.write ("\n\\newline\\hbox{}\\hfill{}\\textbf{")
    fl1.write("{0}".format(code))
    fl1.write("}")
    fl1.write("\\end{minipage}\\vspace{3em}")

    fl2.write("\\makebox[15em][l]{")
    fl2.write("{0}".format(code))
    fl2.write("}")
    if cnt %2 == 1:
        fl2.write("\\newline \n")
    if cnt %10 == 9:
        fl2.write("\\vspace{1em}\n")


fl1.write("\\end{document}")
fl2.write("\\end{document}")
fl1.close()
fl2.close()

# Run pdflatex
os.system("pdflatex " + voucher_fl)
os.system("pdflatex " +  codelist_fl)
os.system("rm *.aux *.log *.tex")