Types & classes — github.com/Harmeet10000/AgentNexus-LangChain-FastAPI

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Types & classes479 in github.com/Harmeet10000/AgentNexus-LangChain-FastAPI

⨍ Functions 1,424◇ Types & classes 479↳ Endpoints 62

↓ 31 callersClassInfrastructureAppError

Expected infrastructure failure normalized at an adapter boundary.

src/app/shared/result/errors.py:47

↓ 30 callersClassRankedResultRow

Minimal ranked row returned by a search branch.

src/app/features/search/fusion.py:8

↓ 30 callersClassServiceUnavailableException

Service is temporarily unavailable.

src/app/utils/exceptions.py:152

↓ 26 callersClassToolResult

Result of tool execution.

src/app/shared/rag/document_processing/models.py:318

↓ 26 callersClassUnauthorizedException

Authentication failed / missing credentials.

src/app/utils/exceptions.py:85

↓ 24 callersClassValidationException

Input validation failed.

src/app/utils/exceptions.py:48

↓ 14 callersClassSearchChunkRecord

Hydrated chunk record used for search response assembly.

src/app/features/search/rag.py:13

↓ 10 callersClassAgentError

src/app/shared/langgraph_layer/agent_saul/state.py:286

↓ 10 callersClassExternalServiceException

Call to third-party service failed.

src/app/utils/exceptions.py:196

↓ 9 callersClassNotFoundException

Resource not found.

src/app/utils/exceptions.py:65

↓ 9 callersClassRankedChunk

Fused rank metadata for a search chunk.

src/app/features/search/fusion.py:18

↓ 8 callersClassConflictException

Resource already exists / invalid state transition.

src/app/utils/exceptions.py:116

↓ 8 callersClassNotFoundAppError

Expected missing resource failure.

src/app/shared/result/errors.py:31

↓ 8 callersClassValidationAppError

Expected validation or normalization failure.

src/app/shared/result/errors.py:24

↓ 8 callersClassWSErrorFrame

src/app/features/agent_saul/dto.py:125

↓ 7 callersClassExtractionResult

Result from Gemini extraction.

src/app/shared/crawler/processor.py:123

↓ 7 callersClassSearchService

Request-scoped orchestration for the search feature.

src/app/features/search/service.py:57

↓ 6 callersClassCrawlResult

Result from crawling a URL.

src/app/shared/crawler/crawler.py:33

↓ 6 callersClassHybridSearchRequest

Hybrid retrieval request.

src/app/features/search/dto.py:60

↓ 6 callersClassIngestionResult

Result of document ingestion.

src/app/shared/rag/document_processing/models.py:210

↓ 6 callersClassMCPToolCatalogEntry

src/mcp_core/common/models.py:14

↓ 6 callersClassSettings

Application settings loaded from environment variables.

src/app/config/settings.py:24

↓ 6 callersClassSubgraphResult

src/app/shared/rag/graphiti/subgraph.py:83

↓ 5 callersClassChunk

Document chunk model.

src/app/shared/rag/document_processing/models.py:120

↓ 5 callersClassCircuitBreakerState

Circuit breaker state snapshot.

src/app/connections/celery_reliability.py:53

↓ 5 callersClassContextGrade

src/app/shared/langgraph_layer/retrieval_kb/state.py:47

↓ 5 callersClassLoginRequest

src/app/features/auth/dto.py:28

↓ 4 callersClassConflictAppError

Expected conflict or invalid state transition.

src/app/shared/result/errors.py:40

↓ 4 callersClassEntity

Represents an extracted entity.

src/app/shared/rag/document_processing/models.py:282

↓ 4 callersClassForbiddenException

Authenticated but not authorized.

src/app/utils/exceptions.py:101

↓ 4 callersClassGeneratedAnswer

src/app/shared/langgraph_layer/retrieval_kb/state.py:55

↓ 4 callersClassGraphitiVerificationResult

src/app/features/documents/graphiti_verifier.py:18

↓ 4 callersClassRelationship

Represents a relationship between entities.

src/app/shared/rag/document_processing/models.py:294

↓ 4 callersClassUserResponse

src/app/features/auth/dto.py:96

↓ 3 callersClassAuthService

src/app/features/auth/service.py:61

↓ 3 callersClassClassifiedDocument

src/app/features/documents/classification.py:25

↓ 3 callersClassClauseWriteResult

src/app/shared/rag/graphiti/write_clause_episodes.py:59

↓ 3 callersClassDoclingEnhancementConfig

Configuration for Docling enhanced features.

src/app/shared/rag/document_processing/models.py:223

↓ 3 callersClassDoclingExtractionResult

Complete extraction result from enhanced Docling processing.

src/app/shared/rag/document_processing/models.py:269

↓ 3 callersClassExtractionResult

Result of entity extraction.

src/app/shared/rag/document_processing/models.py:306

↓ 3 callersClassReconciliationDecision

src/app/shared/langgraph_layer/reconciliation/state.py:53

↓ 3 callersClassRefreshTokenRepository

Redis-primary, MongoDB-audit session store.

src/app/features/auth/repository.py:249

↓ 3 callersClassRegisterRequest

src/app/features/auth/dto.py:9

↓ 3 callersClassRelationshipWriteResult

src/app/shared/rag/graphiti/write_clause_episodes.py:71

↓ 3 callersClassSystemPromptParts

Cross-provider system prompt parts that avoid duplicating framework-owned behavior. Prompt owns identity, priorities, trust boundaries, and

src/app/shared/langchain_layer/prompts.py:22

↓ 3 callersClassTokenResponse

src/app/features/auth/dto.py:87

↓ 3 callersClassTooManyRequestsException

Request was rejected because the caller exceeded a rate limit.

src/app/utils/exceptions.py:133

↓ 3 callersClassUserProfile

User profile data.

src/app/examples/redis_examples.py:30

↓ 2 callersClassBatchExtractionResult

src/app/shared/rag/langextract/langextract_batch_processor.py:34

↓ 2 callersClassCrossEncoderReranker

Lazy sentence-transformers cross-encoder wrapper. CPU-bound: move this behind Celery in V2 if query latency becomes visible.

src/app/shared/langgraph_layer/retrieval_kb/reranker.py:19

↓ 2 callersClassDatabaseException

Database operation failed (caught & handled).

src/app/utils/exceptions.py:176

↓ 2 callersClassDocumentRepository

Repository for unified document lifecycle and retrieval.

src/app/features/documents/repository.py:46

↓ 2 callersClassDocumentUploadResponse

src/app/features/documents/dto.py:22

↓ 2 callersClassEmbeddingCache

Simple in-memory cache for embeddings.

src/app/shared/rag/document_processing/embedder.py:295

↓ 2 callersClassExtractedCodeBlock

Extracted code block.

src/app/shared/rag/document_processing/models.py:246

↓ 2 callersClassIngestionConfig

Configuration for document ingestion.

src/app/shared/rag/document_processing/models.py:188

↓ 2 callersClassMCPClientManager

src/mcp_core/client/manager.py:32

↓ 2 callersClassMCPToolResponse

src/mcp_core/common/models.py:22

↓ 2 callersClassMemoryEntityType

src/app/shared/langchain_layer/agents/memory/memory_scope.py:28

↓ 2 callersClassMemorySource

src/app/shared/langchain_layer/agents/memory/memory_scope.py:36

↓ 2 callersClassOAuthAccount

Embedded OAuth provider account. One record per provider per user.

src/app/features/auth/model.py:52

↓ 2 callersClassOAuthProviderConfig

src/app/features/auth/security.py:231

↓ 2 callersClassOAuthUserInfo

src/app/features/auth/security.py:277

↓ 2 callersClassPageIndexChatConfig

Configuration for chat completion calls.

src/app/shared/rag/pageindex/client.py:44

↓ 2 callersClassPageIndexConfig

Configuration for indexing operations.

src/app/shared/rag/pageindex/client.py:20

↓ 2 callersClassParsedDocument

src/app/features/documents/classification.py:51

↓ 2 callersClassParsedDocument

src/app/shared/langgraph_layer/ingestion_kb/state.py:56

↓ 2 callersClassPreparedChunk

src/app/features/documents/classification.py:37

↓ 2 callersClassQualityWarning

src/app/features/documents/classification.py:16

↓ 2 callersClassQueryPlan

src/app/shared/langgraph_layer/retrieval_kb/state.py:11

↓ 2 callersClassRateLimitConfig

Rate limit configuration.

src/app/shared/services/rate_limiter.py:18

↓ 2 callersClassRateLimitService

src/app/utils/rate_limit/service.py:52

↓ 2 callersClassRateLimiter

Rate limiter using fastapi-limiter and Redis backend.

src/app/shared/services/rate_limiter.py:37

↓ 2 callersClassRetrievedChunk

src/app/shared/langgraph_layer/retrieval_kb/state.py:26

↓ 2 callersClassSearchIngestResponse

Queued or duplicate-ingest response.

src/app/features/search/dto.py:37

↓ 2 callersClassSearchRepository

Database operations for the search feature.

src/app/features/search/repository.py:36

↓ 2 callersClassStrictEnvelopeAPIRouter

APIRouter that validates `response_model` uses `APIResponse[T]`.

src/app/api/strict_envelope.py:13

↓ 2 callersClassTransientExternalError

Raised when an external dependency failure is safe to retry immediately.

src/app/shared/langgraph_layer/kb_retry.py:15

↓ 2 callersClassUser

Primary user document. hashed_password is None for OAuth-only accounts.

src/app/features/auth/model.py:61

↓ 2 callersClassUserRepository

src/app/features/auth/repository.py:45

↓ 1 callersClassAPIException

Base exception for all **handled/known** API errors. All user-facing error responses should inherit from this class (or use its subclass

src/app/utils/exceptions.py:9

↓ 1 callersClassAcquireStatus

src/app/shared/circuit_breaker/service.py:19

↓ 1 callersClassActivityLog

Activity log entry.

src/app/examples/redis_examples.py:50

↓ 1 callersClassAgentRegistry

Holds all pre-built agents and structured-output LLM chains. Created once at lifespan startup; referenced by closure in every node. Sepa

src/app/shared/langgraph_layer/agent_saul/factory.py:52

↓ 1 callersClassAgentSaulDeps

Narrow context object for Agent Saul dependencies. Typed against infra protocols so nodes remain decoupled from concrete client implementatio

src/app/features/agent_saul/dependencies.py:72

↓ 1 callersClassAgentSaulService

Per-session WebSocket orchestration service. Constructor receives infra clients; run_session() is the entry point. No mutable state accumulat

src/app/features/agent_saul/service.py:84

↓ 1 callersClassAgentSpec

Declarative specification for a production agent. Pass to `create_production_agent`.

src/app/shared/langchain_layer/agents/factory.py:69

↓ 1 callersClassAppError

Base expected failure payload for internal Result values.

src/app/shared/result/errors.py:12

↓ 1 callersClassAvatarResponse

src/app/features/profile/dto.py:31

↓ 1 callersClassChunk

A chunk of content with metadata.

src/app/shared/crawler/chunker.py:9

↓ 1 callersClassCircuitBreakerKeys

src/app/shared/circuit_breaker/service.py:42

↓ 1 callersClassCircuitBreakerOpenError

Raised when the circuit breaker is open.

src/app/connections/celery_reliability.py:61

↓ 1 callersClassCircuitBreakerService

src/app/shared/circuit_breaker/service.py:50

↓ 1 callersClassCircuitBreakerSettings

src/app/shared/circuit_breaker/service.py:25

↓ 1 callersClassClauseEpisodeMetadata

Stored as source_description in Graphiti. Always co-retrieved with episode.

src/app/shared/rag/graphiti/schemas.py:43

↓ 1 callersClassClauseExtractionInput

src/app/shared/langgraph_layer/agent_saul/state.py:298

↓ 1 callersClassClauseSegment

src/app/shared/langgraph_layer/ingestion_kb/state.py:88

↓ 1 callersClassCleanLegalDocument

Structured output from preprocessing.

src/app/shared/rag/langextract/docling_preprocessor.py:27

↓ 1 callersClassComplianceOutput

src/app/shared/langgraph_layer/agent_saul/state.py:232

↓ 1 callersClassContextSection

Merged context section returned to RAG callers.

src/app/features/search/rag.py:25

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