Squashed 'packages/tools/' changes from 78317b9c..0b3f00e6

0b3f00e6 chore: update project version to 0.73.0 and revise uv.lock dependencies (#455)
ad19b074 feat: replace embedchain with native crewai adapter (#451)

git-subtree-dir: packages/tools
git-subtree-split: 0b3f00e67c0dae24d188c292dc99759fd1c841f7

crewai_tools/rag/misc.py

@@ -1,4 +1,29 @@
 import hashlib
+from typing import Any
 
 def compute_sha256(content: str) -> str:
     return hashlib.sha256(content.encode("utf-8")).hexdigest()
+
+def sanitize_metadata_for_chromadb(metadata: dict[str, Any]) -> dict[str, Any]:
+    """Sanitize metadata to ensure ChromaDB compatibility.
+    
+    ChromaDB only accepts str, int, float, or bool values in metadata.
+    This function converts other types to strings.
+    
+    Args:
+        metadata: Dictionary of metadata to sanitize
+        
+    Returns:
+        Sanitized metadata dictionary with only ChromaDB-compatible types
+    """
+    sanitized = {}
+    for key, value in metadata.items():
+        if isinstance(value, (str, int, float, bool)) or value is None:
+            sanitized[key] = value
+        elif isinstance(value, (list, tuple)):
+            # Convert lists/tuples to pipe-separated strings
+            sanitized[key] = " | ".join(str(v) for v in value)
+        else:
+            # Convert other types to string
+            sanitized[key] = str(value)
+    return sanitized