def compress_text(string_text):

text_dict = {}

text_split = str.split(string_text, ' ')

for index, word in enumerate(text_split):

value = 0

if word not in text_dict:

text_dict[word] = index

to_write = ''

for words in text_split:

to_write += str(text_dict[words])

to_write += ' '

file = open("file.txt", "w")

file.write(to_write)

file.close()

compress_text("hello my baby hello my honey hellow my ragtime gal")