more fixes

src/crewai/knowledge/knowledge.py

@@ -6,7 +6,7 @@ from pydantic import BaseModel, ConfigDict, Field
 from crewai.knowledge.source.base_knowledge_source import BaseKnowledgeSource
 from crewai.knowledge.storage.knowledge_storage import KnowledgeStorage
 from crewai.utilities.logger import Logger
-
+from crewai.utilities.constants import DEFAULT_SCORE_THRESHOLD
 os.environ["TOKENIZERS_PARALLELISM"] = "false"  # removes logging from fastembed
 
 
@@ -42,6 +42,6 @@ class Knowledge(BaseModel):
             query,
             limit,
             filter={"preference": preference} if preference else None,
-            score_threshold=0.35,
+            score_threshold=DEFAULT_SCORE_THRESHOLD,
         )
         return results

src/crewai/knowledge/source/base_knowledge_source.py

@@ -20,7 +20,7 @@ class BaseKnowledgeSource(BaseModel, ABC):
     metadata: Dict[str, Any] = Field(default_factory=dict)
 
     @abstractmethod
-    def load_content(self):
+    def load_content(self) -> Dict[Any, str]:
         """Load and preprocess content from the source."""
         pass
 

src/crewai/utilities/constants.py

@@ -1,2 +1,3 @@
 TRAINING_DATA_FILE = "training_data.pkl"
 TRAINED_AGENTS_DATA_FILE = "trained_agents_data.pkl"
+DEFAULT_SCORE_THRESHOLD = 0.35