faust.utils.terminal.spinners
Terminal progress bar spinners.
-
class
faust.utils.terminal.spinners.
Spinner
(file: IO = <_io.TextIOWrapper name='<stderr>' mode='w' encoding='UTF-8'>) → None[source]
Progress bar spinner.
-
bell
= '\x08'
-
sprites
= ['◢', '◣', '◤', '◥']
-
cursor_hide
= '\x1b[?25l'
-
cursor_show
= '\x1b[?25h'
-
hide_cursor
= True
-
stopped
= False
-
update
() → None[source]
Draw spinner, single iteration.
- Return type
None
-
stop
() → None[source]
Stop spinner from being emitted.
- Return type
None
-
reset
() → None[source]
Reset state or allow restart.
- Return type
None
-
write
(s: str) → None[source]
Write spinner character to terminal.
- Return type
None
-
begin
() → None[source]
Prepare terminal for spinner starting.
- Return type
None
-
finish
() → None[source]
Finish spinner and reset terminal.
- Return type
None
-
class
faust.utils.terminal.spinners.
SpinnerHandler
(spinner: faust.utils.terminal.spinners.Spinner, **kwargs: Any) → None[source]
A logger handler that iterates our progress spinner for each log.
-
emit
(_record: logging.LogRecord) → None[source]
Emit the next spinner character.
- Return type
None