parent_command:forex/qa
usage: spread [-w N_WINDOW]

Shows rolling spread measurement

optional arguments:
  -w N_WINDOW, --window N_WINDOW
                        Window length (default: 14)


Examples:
- To display the rolling spread measurement for a forex pair with the default window length: forex/load <PAIR>/qa/spread
- To display the rolling spread measurement for a forex pair with a custom window length of 30: forex/load <PAIR>/qa/spread -w 30