Python 3

from LetterHelperFunctions import *

"""
This is a script that reads a specfied CSV to help make customized boiler plate letter to people or things.
To Run:
[user@machine ]$ python LetterWriteMain.py AddressFile.txt
"""

#================================
#Read in command line arguments
#================================

if len(sys.argv) != 2:
    print "To Run: python LetterWriteMain.py AddressFile.txt"
else:
    print "Using info from file", str(sys.argv[1])
    dataFile = str(sys.argv[1])

#================================
#Open File(s)
#================================

AddressData = open(dataFile, "r")

#================================
#Read Data from File Line by Line
#================================

print "Reading File............"

AddressList = []

for line in AddressData.readlines():
    First, Last, add, Place = map(str, line.split(','))
    CurrentAddress = Addresses(First,Last,add,Place)
    #Self Check
    #CurrentAddress.dumpAddress()
    AddressList.append(CurrentAddress)

#================================
#Write Letters to People
#================================

for i in range(len(AddressList)):
    Letter = DocumentText(AddressList[i])
    Letter.WriteLetter()


----------------------------------------------

import sys #This is for System Interaction, (Import command line arguments)
import os #Allows for Operating System Interaction
from string import whitespace
import math

"""
This are my Helper Functions and Classes for the LetterWriteMain.py Script
"""

#=======================
#Define a Class
#=======================

class Addresses:
    def __init__(self, First, Last, Address, Place):
        self.First = First
        self.Last = Last
        self.Address = Address
        self.Place = Place
    def dumpAddress(self):
        #This is so I can look at what I have in my contents.
        print "Address Information:"
        print "    ", self.First, self.Last
        print "   ", self.Address
        print "   ", self.Place

class DocumentText:
    def __init__(self, sendTo):
        self.sendTo = sendTo

        self.header = ("\\documentclass[12pt]{article} \n"
                      +"\\usepackage{geometry} \n"
                      +"\\begin{document} \n"
                      +"\\thispagestyle{empty} \n\n"
                      )
        self.myAddress = "My Address \n\n \\vskip.5in \n\n"
        self.toAddress = (self.sendTo.First + " " + self.sendTo.Last + "\n\n"
                         + self.sendTo.Address + " \n\n"
                         + self.sendTo.Place + " \n\n"
                         )
        self.date = "\\vskip.5in \n \\today \n\n \\vskip.5in \n\n"
        self.greeting = "Dear " + self.sendTo.First + " " + self.sendTo.Last + ", \n\n \vskip.5in \n\n"
        self.body = "I'm very happy about all the awesome things you do. Thanks for being so dope af."
        self.signature = "\\vskip.5in \hskip3.5in Love, \n\n \\hskip3.5in Nick <3"
        self.footer = "\\end{document}\n"

    def WriteLetter(self):
        LetterOutName = str(self.sendTo.Last.lstrip(' ')) + ".tex"
        LetterFile = open(LetterOutName, "w")
        LetterFile.write(self.header)
        LetterFile.write(self.myAddress)
        LetterFile.write(self.toAddress)
        LetterFile.write(self.date)
        LetterFile.write(self.greeting)
        LetterFile.write(self.body)
        LetterFile.write(self.signature)
        LetterFile.write(self.footer)
        LetterFile.close()