Struct LearningSession 

pub struct LearningSession {
    pub id: String,
    pub model_type: GnnModelType,
    pub status: TrainingStatus,
    pub metrics: TrainingMetrics,
    pub started_at: Timestamp,
    pub updated_at: Timestamp,
    pub completed_at: Option<Timestamp>,
    pub config: LearningConfig,
    pub metrics_history: Vec<TrainingMetrics>,
    pub best_metrics: Option<TrainingMetrics>,
    pub error_message: Option<String>,
    pub checkpoint_count: usize,
}

A learning session tracking the state of a training run

Fields

id: String

Unique session identifier

model_type: GnnModelType

Type of GNN model being trained

status: TrainingStatus

Current training status

metrics: TrainingMetrics

Current training metrics

started_at: Timestamp

When the session was started

updated_at: Timestamp

When the session was last updated

completed_at: Option<Timestamp>

When the session completed (if applicable)

config: LearningConfig

Configuration used for this session

metrics_history: Vec<TrainingMetrics>

History of metrics per epoch

best_metrics: Option<TrainingMetrics>

Best metrics achieved during training

error_message: Option<String>

Error message if training failed

checkpoint_count: usize

Number of checkpoints saved

Implementations

impl LearningSession

pub fn new(config: LearningConfig) -> Self

Create a new learning session

pub fn start(&mut self)

Start the training session

pub fn update_metrics(&mut self, metrics: TrainingMetrics)

Update metrics for a completed epoch

pub fn complete(&mut self)

Mark the session as completed

pub fn fail(&mut self, error: impl Into<String>)

Mark the session as failed

pub fn pause(&mut self)

Pause the training session

pub fn resume(&mut self)

Resume a paused session

pub fn duration(&self) -> Duration

Get the training duration

pub fn should_early_stop(&self) -> bool

Check if training should stop early

Trait Implementations

impl Clone for LearningSession

fn clone(&self) -> LearningSession

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for LearningSession

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for LearningSession

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for LearningSession

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.