Write a Python CLI script that processes a user inputted text file using the argparse module.

The code must include:

File Path Argument $($file$)$: A string argument for the path to the text file to be processed.

Operation Argument $(--$operation$)$: A choice argument to specify the type of operation to perform on the file.

Operation options should include:

line$-$count $($number of lines$)$

word$-$count $($number of words$)$

uppercase $($convert all text to uppercase and display$)$

contains $($used with $--$word, check if file contains the word$)$

Word Argument $(--$word$)$: A string argument that specifies a word to find in the file. This should only be required if the contains operation is selected.

If file path is not found display an error message.