# Spell checker, Version 1.0
# Input: Dictionary of six-letter words and a string entered by the user
# Process: determine if the user's string is a word in the dictionary
# Output: Indicate YES or NO



def read_words(fname):
    infile = open(fname)
    temp = infile.read()  #temporary variable, dynamic type is string
    infile.close()
    return temp.split('\n')[:-1]

def main():
    wlist = read_words('words.txt')
    print 'wlist = %s' % wlist
    
    str = raw_input('Enter a string (use "*quit* to stop): ')
    done = False
    if str == "*quit*":
        done = True
    while not done:
        flag = False
        k = 0
        while k < len(wlist):
            if wlist[k] == str:
                flag = True
                break
            k += 1  # no k++ operator in Python
        else:
            print "No, %s is not a word in the list." % (str)
            #return

        if flag:
            print "Yes, %s is a word in the list. It's in slot %d." % (str, k)
        print
        str = raw_input('Enter a string (use "*quit* to stop): ')
        if str == "*quit*":
            done = True
            print "Good-bye"

        

if __name__ == '__main__':   # only matters if you're importing this module
    main()

# Notes
# -----
# This version uses a while-else loop, but be careful of spaghetti code.