Context object passed to all transitions containing middleware-like information. This provides access to current state, entity, user, and ot

Tasks serializer for Import API (TaskBulkCreateAPI)

Exception raised when transition validation fails

Annotation Serializer with FSM state support. Note: The 'state' field will be populated from the queryset annotation if present, prevent

Mock entity model for testing

Business tasks from project

Annotations & Labeling results

Test transition for edge case scenarios

Read-only DRF field for exposing FSM state. This field automatically uses the `state` or `current_state` annotation if present (preventi

API token that utilizes JWT, but stores a truncated version and expires based on user settings This token class extends RefreshToken to provi

Manager for Task model with Data Manager annotations. Provides: - Advanced query annotations for Data Manager - Filter and ordering

Lightweight Annotation Serializer for lazy loading. Returns only minimal metadata needed for annotation list display. Used when fflag_fi

Class for ML API connector

ML backend / Prompts predictions

Base exception for StateManager operations

Transition for testing concurrent access patterns

Simple transition for performance testing

UUID7 generator with optional custom timestamp. Useful for testing or when you need to generate UUIDs with specific timestamps.

AnnotationDraft Serializer with FSM state support. Note: The 'state' field will be populated from the queryset annotation if present, pr

Mock task model for testing

QuerySet for Task model with Data Manager filters and ordering support.

Transition designed to test error scenarios

A custom JWT token backend that truncates tokens before storing in the database. Extends simlpe jwt's TokenBackend to provide methods for generat

Mock entity for testing

Test transition with strict validation rules

Submit annotation via API with rich metadata

Critical update with extensive validation

Task assignment via API with comprehensive validation

Manager for AnnotationDraft with FSM state support

Manager for Annotation model with FSM state support. Provides: - User-scoped filtering - Bulk creation with signals - FSM state

Assign task to user and start work

Task assignment with business constraints

Example: Simple transition with required field

Bulk status update for multiple tasks

Complete task with quality metrics

Initial task creation transition

Transition with custom get_reason

Transition that produces context data

Secure file download API for persistent storage (S3, GCS, Azure, etc.) This view provides authenticated access to uploaded files and user av