Dqstr - -wnh 1

) instead of a file, or it could simply be a typo in the user's manual input.

word_match = 'w' in opts line_numbers = 'n' in opts no_filename = 'h' in opts # not needed for stdin dqstr - -wnh 1

and memory controllers. In these contexts, it typically stands for DQS (Data Strobe) Training ) instead of a file, or it could

: Typically used in command-line interfaces to denote a flag or a specific option. ) instead of a file

Possible behavior: