How to compare words from .txt file against words in .xlsx file via Python? I will then extract these words by writing it to a new .xls file

[MRAB]

On 2019-08-04 23:52, A S wrote:
> Previously I had tried many methods and using set was one of them but 
> it didn't work out either.. I even tried to append it to a list but 
> it's not working out..
>
"not working out"? Well, that gives me no clue as to what you were doing 
wrong!

On Mon, 5 Aug 2019, 2:29 am MRAB, <python at mrabarnett.plus.com 
<mailto:python at mrabarnett.plus.com>> wrote:

>     On 2019-08-04 18:53, A S wrote:
>     > Hi Mrab,
>     >
>     > Thank you so much for your detailed response, I really really
>     > appreciate it as I have been constantly trying to seek help
>     regarding
>     > this issue.
>     >
>     > Yes, I figured that the dictionary is only capturing the last
>     value :(
>     > I've been trying to get it to capture and store all the values to
>     > memory in python but it's not working..
>     >
>     > Are there any improvements that I could make to allow my code
>     to work?
>     >
>     > I would be truly grateful if you could provide further insights
>     on this..
>     >
>     > Thank you so much.
>     >
>     Make it a set and then add the words to it.
>
>     >
>     > On Mon, 5 Aug 2019, 1:45 am MRAB, <python at mrabarnett.plus.com
>     <mailto:python at mrabarnett.plus.com>
>     > <mailto:python at mrabarnett.plus.com
>     <mailto:python at mrabarnett.plus.com>>> wrote:
>     >
>     >     On 2019-08-04 09:29, aishan0403 at gmail.com
>     <mailto:aishan0403 at gmail.com>
>     >     <mailto:aishan0403 at gmail.com <mailto:aishan0403 at gmail.com>>
>     wrote:
>     >     > I want to compare the common words from multiple .txt files
>     >     based on the words in multiple .xlsx files.
>     >     >
>     >     > Could anyone kindly help with my code? I have been stuck for
>     >     weeks and really need help..
>     >     >
>     >     > Please refer to this link:
>     >     >
>     >
>     https://stackoverflow.com/questions/57319707/how-to-compare-words-from-txt-file-against-words-in-xlsx-file-via-python-i-wi
>     >     >
>     >     > Any help is greatly appreciated really!!
>     >     >
>     >     First of all, in this line:
>     >
>     >          folder_path1 = os.chdir("C:/Users/xxx/Documents/xxxx/Test
>     >     python dict")
>     >
>     >     it changes the current working directory (not a problem),
>     but 'chdir'
>     >     returns None, so from that point 'folder_path1' has the
>     value None.
>     >
>     >     Then in this line:
>     >
>     >          for file in os.listdir(folder_path1):
>     >
>     >     it's actually doing:
>     >
>     >          for file in os.listdir(None):
>     >
>     >     which happens to work because passing it None means to
>     return the
>     >     names
>     >     in the current directory.
>     >
>     >     Now to your problem.
>     >
>     >     This line:
>     >
>     >          dictionary = cell_range.value
>     >
>     >     sets 'dictionary' to the value in the spreadsheet cell, and
>     you're
>     >     doing
>     >     it each time around the loop. At the end of the loop,
>     'dictionary'
>     >     will
>     >     be set to the _last_ such value. You're not collecting the
>     value, but
>     >     merely remembering the last value.
>     >
>     >     Looking further on, there's this line:
>     >
>     >          if txtwords in dictionary:
>     >
>     >     Remember, 'dictionary' is the last value (a string), so
>     that'll be
>     >     True
>     >     only if 'txtwords' is a substring of the string in 'dictionary'.
>     >
>     >     That's why you're seeing only one match.
>     >
>