null_classes

Classes

NullBpod()
NullCamera()
NullCollection()
NullMotor()
NullScale()
NullSoftCodeToBpod()
NullSoundDevice()
NullStateMachine()
NullTelegramBot()
NullTempSensor()

class NullBpod

Bases: object

close() → None

send_state_machine(sma: Any) → None

run_state_machine(sma: Any) → None

register_value(name: str, value: Any) → None

manual_override(channel_type: Any, channel_name: Any, channel_number: Any, value: Any) → None

class NullStateMachine

Bases: object

add_state(state_name: Any, state_timer: float = 0, state_change_conditions: Any = {}, output_actions: Any = ()) → None

set_global_timer(timer_id: Any, timer_duration: Any, on_set_delay: int = 0, channel: Any | None = None, on_message: int = 1, off_message: int = 0, loop_mode: int = 0, loop_intervals: int = 0, send_events: int = 1, oneset_triggers: Any | None = None) → None

set_condition(condition_number: Any, condition_channel: Any, channel_value: Any) → None

set_global_counter(counter_number: Any, target_event: Any, threshold: Any) → None

class NullSoftCodeToBpod

Bases: object

send(idx: int) → None

kill() → None

class NullTelegramBot

Bases: object

error: str = 'Error connecting to the telegram_bot '

alarm(message: str) → None

Sends an alarm message.

Parameters:

message (str) – The alarm message.

class NullScale

Bases: object

error: str = 'Error connecting to the scale '

tare() → None

Tares the scale.

calibrate(weight: float) → None

Calibrates the scale using a known weight.

Parameters:

weight (float) – The known weight.

get_weight() → float

Gets the current weight.

Returns:

The weight reading (default 0.0).

Return type:

float

real_weight_inference() → tuple[bool, float]

Determines if a sequence of weight measurements represents a stable weight.

Conditions to call it a real weight: - standard deviation of the last 5 measurements is

smaller than 10% of the threshold

Returns:

(True, median_weight) if stable, else (False, 0.0).

Return type:

tuple[bool, float]

class NullTempSensor

Bases: object

error: str = 'Error connecting to the temp_sensor '

start() → None

Starts the sensor.

get_temperature() → tuple[float, float, str]

Gets temperature and humidity.

Returns:

Temperature, humidity, and formatted string.

Return type:

tuple[float, float, str]

class NullMotor

Bases: object

error: str = 'Error connecting to the motor '

open_angle: int = 0

close_angle: int = 0

open() → None

Opens the motor/device.

close() → None

Closes the motor/device.

class NullSoundDevice

Bases: object

samplerate: int = 44100

error: str = 'Error connecting to the sound_device '

load(load: Any, right: Any) → None

Loads sound data.

Parameters:

• load (Any) – Left channel data or similar.

• right (Any) – Right channel data.

play() → None

Plays the loaded sound.

stop() → None

Stops sound playback.

load_wav(file: str) → None

Loads a WAV file.

Parameters:

file (str) – Path or name of the WAV file.

class NullCollection

Bases: object

log(date: str, type: str, subject: str, description: str) → None

Logs a generic event.

Parameters:

• date (str) – Date/time string.

• type (str) – Event type.

• subject (str) – Subject name.

• description (str) – Description.

log_temp(date: str, temperature: float, humidity: float) → None

Logs temperature and humidity data.

Parameters:

• date (str) – Date/time string.

• temperature (float) – Temperature value.

• humidity (float) – Humidity value.

class NullCamera

Bases: object

area1: list[int] = []

area2: list[int] = []

area3: list[int] = []

area4: list[int] = []

areas: list[list[int]] = []

area1_is_triggered: bool = False

area2_is_triggered: bool = False

area3_is_triggered: bool = False

area4_is_triggered: bool = False

change: bool = False

annotation: str = ''

path_picture: str = ''

error: str = 'Error connecting to the camera '

trial: int = -1

is_recording: bool = False

show_time_info: bool = False

x_position: int = -1

y_position: int = -1

chrono = <village.scripts.time_utils.TimeUtils.Chrono object>

trigger_event = <threading.Event at 0x7f6d09762650: unset>

start_camera() → None

Starts the camera.

stop_camera() → None

Stops the camera.

start_preview_window() → <MagicMock name='mock.QWidget' id='140106287884368'>

Starts the preview window.

Returns:

A QWidget for the preview.

Return type:

QWidget

stop_preview_window() → None

Stops the preview window.

start_recording(path_video: str = '', path_csv: str = '') → None

Starts recording.

Parameters:

• path_video (str) – Path for video file.

• path_csv (str) – Path for CSV data.

stop_recording() → None

Stops recording.

print_info_about_config() → None

Prints camera configuration info.

pre_process(request) → None

Preprocessing callback for frames.

Parameters:

request – The request object.

write_text(text: str) → None

Writes text annotation to the frame.

Parameters:

text (str) – The text to write.

areas_corridor_ok() → bool

Checks corridor areas status.

Returns:

True if OK.

Return type:

bool

area_1_empty() → bool

Checks if area 1 is empty.

Returns:

True if empty.

Return type:

bool

area_2_empty() → bool

Checks if area 2 is empty.

Returns:

True if empty.

Return type:

bool

area_3_empty() → bool

Checks if area 3 is empty.

Returns:

True if empty.

Return type:

bool

area_4_empty() → bool

Checks if area 4 is empty.

Returns:

True if empty.

Return type:

bool

take_picture() → None

Takes a picture.