View difference between Paste ID: YMtFi4zc and ZUtGXwLb

 __author__ = 'Brad'
 import time
 import os
 import platform
 import subprocess
 import smtplib
 
 #external file applications
 from eret import errorcodes
 
 def cls():
     os.system("clear")
 def mail():
-    print("PythonOS Email Client v0.3")
+    print("PCOS Email Client v0.3")
     print("--------------------------")
     gmail_user = raw_input("Enter your email: ")
     gmail_pwd = raw_input("Enter your email password: ")
     FROM = gmail_user
     TO = [raw_input("Enter recipient email: ")] #must be a list
     SUBJECT = raw_input("Enter email subject: ")
     TEXT = raw_input("Enter message: ")
 
      # Prepare actual message
     message = """\From: %s\nTo: %s\nSubject: %s\n\n%s
     """ % (FROM, ", ".join(TO), SUBJECT, TEXT)
     try:
         #server = smtplib.SMTP(SERVER)
         server = smtplib.SMTP("smtp.gmail.com", 587) #or port 465 doesn't seem to work!
         server.ehlo()
         server.starttls()
         server.login(gmail_user, gmail_pwd)
         server.sendmail(FROM, TO, message)
         #server.quit()
         server.close()
         print 'successfully sent the mail'
     except:
         print (errorcodes(2))
     osScreen2()
 def count():
     cls()
     cend = float(raw_input("Count to what number?: "))
     cls()
     crate = float(raw_input("Count by?: "))
     cls()
     cstart = float(raw_input("Count from?: "))
     cls()
     choice = raw_input("Write to file?(Y/N): ").lower()
     cls()
     if choice == "y":
         fname = raw_input("Enter the name of the file to write to: ")
         cls()
         open(fname, "w").close()
         cfile = open(fname, "r+")
     x = cstart
     while x <= cend:
         if choice == "y":
             cfile.write(str(x) + ", ")
             cfile.flush()
         else:
             print(x)
         print(x)
         x += crate
     osScreen2()
 def calculator():
     cls()
     function = raw_input("add, subtract, multiply, or divide?: ")
     if function == "add":
         cls()
         print("Insert first number: ")
         x = float(raw_input())
         cls()
         print("Insert second number: ")
         y = float(raw_input())
         cls()
         add = float(x) + float(y)
         print(str(x) + " + " + str(y) + " = " + str(add))
     elif function == "subtract":
         cls()
         x = float(raw_input("Insert first number: "))
         cls()
         y = float(raw_input("Insert second number: "))
         cls()
         add = float(x) - float(y)
         print(str(x) + " - " + str(y) + " = " + str(add))
     elif function == "multiply":
         cls()
         x = int(raw_input("Insert first factor: "))
         cls()
         y = int(raw_input("Insert second factor: "))
         cls()
         add = float(x) * float(y)
         print(str(x) + " x " + str(y) + " = " + str(add))
     elif function == "divide":
         cls()
         x = float(raw_input("Insert numerator: "))
         cls()
         y = float(raw_input("Insert denominator: "))
         cls()
         add = float(x) / float(y)
         print(str(x) + " / " + str(y) + " = " + str(add))
     else:
         print("invalid operation")
         calculator()
     osScreen2()
 def view():
     name = raw_input("Insert the name of the file you would like to open(inlude any extensions): ")
 
     if name == "pass.txt" or name == "state.txt":
             print(errorcodes(1))
             view()
 
     else:
         try:
             fdata = open(name, "r+").read()
         except IOError:
             cls()
             print("Invalid file name")
             time.sleep(2)
             cls()
             view()
         cls()
         print("The file contains:")
         print("")
         print(fdata)
         osScreen2()
 def rstusr():
     cls()
     f1 = open("usr.txt", "r+")
     username = f1.read()
     us1 = raw_input("Enter your old username: ")
     if us1 == username:
         cls()
         dp = raw_input("Enter your new username: ")
         open("usr.txt", 'w').close()
         f3 = open("usr.txt", "r+")
         f3.write(dp)
         f3.flush()
         cls()
         print("Username Reset")
         time.sleep(1)
         cls()
         osScreen2()
     else:
         cls()
         print("Username does not exist")
         time.sleep(1)
         osScreen()
 
 def new():
     name = raw_input("Insert name of new file (use .txt if you want a text file): ")
     if name == "pass.txt" or name == "state.txt":
         print(errorcodes(1))
         new()
     else:
         open(name, "w").close()
         file1 = open(name, "r+")
         cls()
         print("PyEdit v0.1.1")
         print("Enter text to be written to file then press 'Enter'")
         print(" ")
         print(" ")
         data = raw_input()
         file1.write(data)
         file1.flush()
         file1.close()
         osScreen2()
 
 
 # the say command-------------------------
 def say():
     sent = raw_input("Say what?: ")
     print(sent)
     osScreen2()
 def cpuname():
     if platform.system() == "Windows":
         return platform.processor()
     elif platform.system() == "Darwin":
         return subprocess.check_output(['/usr/sbin/sysctl', "-n", "machdep.cpu.brand_string"]).strip()
     elif platform.system() == "Linux":
         command = "cat /proc/cpuinfo"
         return subprocess.check_output(command, shell=True).strip()
     return ""
 def sysinfo():
     print("OS name: " + platform.release())
     print("OS type: " + platform.system())
     print("OS version: " + platform.version())
     print("CPU: " + cpuname())
     print("CPU type: " + platform.machine())
     print("Python version: " + platform.python_version())
     print("Network name: " + platform.node())
     osScreen2()
 #--------------------------the resetpw command--------------------------
 def pwreset():
     cls()
     f1 = open("pass.txt", "r+")
     password = f1.read()
     ps = raw_input("Enter your old password: ")
     if ps == password:
         cls()
         dp = raw_input("Enter your new password: ")
         open("pass.txt", 'w').close()
         f2 = open("pass.txt", "r+")
         f2.write(dp)
         f2.flush()
         open("state.txt", "w").close()
         oss = open("state.txt", "r+")
         oss.write("osState: 0")
         cls()
         print("Password Reset")
         time.sleep(1)
         cls()
         osScreen2()
     else:
         cls()
         print("Passcode Incorrect")
         time.sleep(1)
         osScreen()
 #--------------------------------------------------------------------------
 #---------------the coms command-------------------------------------------
 def commands():
     print("commands: exit, mail, resetpw, rstusr,  coms, clearsc, say, calc, new, view, sysinf, count")
 # -------------------the loading account screen ----------------------------
 def loadOS():
     cls()
     print("loading your POS account.")
     time.sleep(1)
     cls()
     print("loading your POS account..")
     time.sleep(1)
     cls()
     print("loading your POS account...")
     time.sleep(1)
     osScreen()
 #------------------------------------------------------------------------------
 #---------------the command interpreter----------------------------------------
 def osScreen():
     cls()
-    print("POS V 0.2.3 on " + platform.system() + " version: " + platform.version())
+    print("PCOS V 0.2.3 on " + platform.system() + " version: " + platform.version())
     print("for a list of commands type 'coms'")
     osScreen2()
 def osScreen2():
     command = raw_input("> ")
     if command == "exit":
         exit()
     elif command == "resetpw":
         pwreset()
         osScreen2()
     elif command == "coms":
         commands()
         osScreen2()
     elif command == "mail":
         mail()
     elif command == "count":
         count()
     elif command == "clearsc":
         cls()
         osScreen2()
     elif command == "say":
         say()
     elif command == "rstusr":
         rstusr()
     elif command == "calc":
         calculator()
     elif command == "sysinf":
         sysinfo()
     elif command == "new":
         new()
     elif command == "view":
         view()
     else:
         print("Unknown command")
         osScreen2()
 def first():
     try:
         f1 = open("pass.txt")
         setpass = f1.read()
         f1.close()
         print("Welcome to POS")
         print("--------------")
         state = open("state.txt", "r+")
         st = state.read()
         if st == "osState: 1":
             print("WARNING: using default os passcode")
             print("----------------------------------")
         us = raw_input("Enter Username: ")
         if us in open("usr.txt").read():
             cls()
             print("Welcome to POS")
             print("--------------")
             if st == "osState: 1":
                 print("WARNING: using default os passcode")
                 print("----------------------------------")
             password = raw_input("Enter Password: ")
 
             if password == setpass:
                 loadOS()
             else:
                 cls()
                 print("Code Incorrect")
                 time.sleep(3)
                 first()
         else:
             cls()
             print("User does not exist")
             time.sleep(3)
             cls()
             first()
     except IOError:
         print("Creating system files...")
         time.sleep(3)
         cls()
         open("pass.txt", "w").close()
         p1 = open("pass.txt", "r+")
         p1.write("password")
         p1.flush()
         open("usr.txt", "w").close()
         p1 = open("usr.txt", "r+")
         p1.write("user")
         p1.flush()
         open("state.txt", "w").close()
         f1 = open("state.txt", "r+")
         f1.write("osState: 1")
         f1.flush()
         print("done")
         time.sleep(1)
         cls()
         first()
 first()