Add pragma nocover to optional dependency imports

haiku_rag_slim/haiku/rag/embeddings/__init__.py

@@ -128,7 +128,7 @@ def get_embedder(config: AppConfig = Config) -> EmbedderWrapper:
     if provider == "voyageai":
         try:
             from haiku.rag.embeddings.voyageai import VoyageAIEmbeddingModel
-        except ImportError:
+        except ImportError:  # pragma: no cover
             raise ImportError(
                 "VoyageAI embedder requires the 'voyageai' package. "
                 "Please install haiku.rag with the 'voyageai' extra: "

haiku_rag_slim/haiku/rag/inspector/__init__.py

@@ -1,6 +1,6 @@
 try:
     from haiku.rag.inspector.app import run_inspector
-except ImportError as e:
+except ImportError as e:  # pragma: no cover
     raise ImportError(
         "textual is not installed. Please install it with `pip install 'haiku.rag-slim[tui]'` or use the full haiku.rag package."
     ) from e

haiku_rag_slim/haiku/rag/reranking/__init__.py

@@ -30,7 +30,7 @@ def get_reranker(config: AppConfig = Config) -> RerankerBase | None:
 
             os.environ["TOKENIZERS_PARALLELISM"] = "true"
             reranker = MxBAIReranker()
-        except ImportError:
+        except ImportError:  # pragma: no cover
             reranker = None
 
     elif config.reranking.model and config.reranking.model.provider == "cohere":
@@ -38,7 +38,7 @@ def get_reranker(config: AppConfig = Config) -> RerankerBase | None:
             from haiku.rag.reranking.cohere import CohereReranker
 
             reranker = CohereReranker()
-        except ImportError:
+        except ImportError:  # pragma: no cover
             reranker = None
 
     elif config.reranking.model and config.reranking.model.provider == "vllm":
@@ -49,7 +49,7 @@ def get_reranker(config: AppConfig = Config) -> RerankerBase | None:
             if not base_url:
                 raise ValueError("vLLM reranker requires base_url in reranking.model")
             reranker = VLLMReranker(config.reranking.model.name, base_url)
-        except ImportError:
+        except ImportError:  # pragma: no cover
             reranker = None
 
     elif config.reranking.model and config.reranking.model.provider == "zeroentropy":
@@ -59,7 +59,7 @@ def get_reranker(config: AppConfig = Config) -> RerankerBase | None:
             # Use configured model or default to zerank-1
             model = config.reranking.model.name or "zerank-1"
             reranker = ZeroEntropyReranker(model)
-        except ImportError:
+        except ImportError:  # pragma: no cover
             reranker = None
 
     _reranker_cache[config_id] = reranker

haiku_rag_slim/haiku/rag/reranking/cohere.py

@@ -3,7 +3,7 @@ from haiku.rag.store.models.chunk import Chunk
 
 try:
     import cohere
-except ImportError as e:
+except ImportError as e:  # pragma: no cover
     raise ImportError(
         "cohere is not installed. Please install it with `pip install cohere` or use the cohere optional dependency."
     ) from e