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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def do_page_truncate(self, args: List[str]):
 """Read in a text file and display its output in a pager, truncating long lines if they don't fit. Truncated lines can still be accessed by scrolling to the right using the arrow keys. Usage: page_chop <file_path> """

        if not args:
            self.perror('page_truncate requires a path to a file as an argument', traceback_war=False)
            return
        self.page_file(args[0], chop=True)