def pack():
    #by D@CC
    #on 7/2/2021  2021GJul02
    import sys                       # load the system module
    # must invoke on CLI followed by " >resultFileName"
    #move marker statement here
    #maybe: move marker statement into the pack function
    marker = ':'*10 + 'textpak=>'    # hopefully unique separator
    for name in sys.argv[1:]:        # for all command-line arguments
        input = open(name, 'r')      # open the next input file
        print marker + name          # write a separator line
        print input.read(  ),        # and write the file's contents
    #if __name__ == '__main__': pack(  )  # pack files listed on cmdline
    #Web Source:https://www.oreilly.com/library/view/programming-python-second/0596000855/ch04s05.html
    #end def textpack_py.py
    #/pack_py.py
#def end
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/pack.py.txt