added logging utils

<!-- .github/pull_request_template.md -->

## Description
<!-- Provide a clear description of the changes in this PR -->

## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
the terms of the Topoteretes Developer Certificate of Origin.

CONTRIBUTING.md

@@ -97,7 +97,7 @@ git push origin feature/your-feature-name
 
 2. Create a Pull Request:
    - Go to the [**cognee** repository](https://github.com/topoteretes/cognee)
-   - Click "Compare & Pull Request" and open a PR against dev branch
+   - Click "Compare & Pull Request"
    - Fill in the PR template with details about your changes
 
 ## 5. 📜 Developer Certificate of Origin (DCO)

cognee-mcp/pyproject.toml

@@ -8,7 +8,7 @@ requires-python = ">=3.10"
 dependencies = [
     # For local cognee repo usage remove comment bellow and add absolute path to cognee
     #"cognee[postgres,codegraph,gemini,huggingface] @ file:/Users/<username>/Desktop/cognee",
-    "cognee[postgres,codegraph,gemini,huggingface,docs]==0.1.40",
+    "cognee[postgres,codegraph,gemini,huggingface]==0.1.40",
     "fastmcp>=1.0",
     "mcp==1.5.0",
     "uv>=0.6.3",

cognee/infrastructure/databases/vector/milvus/MilvusAdapter.py

@@ -178,18 +178,10 @@ class MilvusAdapter(VectorDBInterface):
     ):
         from pymilvus import MilvusException, exceptions
 
-        if limit <= 0:
-            return []
         client = self.get_milvus_client()
         if query_text is None and query_vector is None:
             raise ValueError("One of query_text or query_vector must be provided!")
 
-        if not client.has_collection(collection_name=collection_name):
-            logger.warning(
-                f"Collection '{collection_name}' not found in MilvusAdapter.search; returning []."
-            )
-            return []
-
         try:
             query_vector = query_vector or (await self.embed_data([query_text]))[0]
 
@@ -216,19 +208,12 @@ class MilvusAdapter(VectorDBInterface):
                 )
                 for result in results[0]
             ]
-        except exceptions.CollectionNotExistException:
+        except exceptions.CollectionNotExistException as error:
-            logger.warning(
+            raise CollectionNotFoundError(
-                f"Collection '{collection_name}' not found (exception) in MilvusAdapter.search; returning []."
+                f"Collection '{collection_name}' does not exist!"
-            )
+            ) from error
-            return []
         except MilvusException as e:
-            # Catch other Milvus errors that are "collection not found" (paranoid safety)
+            logger.error(f"Error during search in collection '{collection_name}': {str(e)}")
-            if "collection not found" in str(e).lower() or "schema" in str(e).lower():
-                logger.warning(
-                    f"Collection '{collection_name}' not found (MilvusException) in MilvusAdapter.search; returning []."
-                )
-                return []
-            logger.error(f"Error searching Milvus collection '{collection_name}': {e}")
             raise e
 
     async def batch_search(

cognee/infrastructure/databases/vector/qdrant/QDrantAdapter.py

@@ -159,24 +159,12 @@ class QDrantAdapter(VectorDBInterface):
         query_vector: Optional[List[float]] = None,
         limit: int = 15,
         with_vector: bool = False,
-    ) -> List[ScoredResult]:
+    ):
         from qdrant_client.http.exceptions import UnexpectedResponse
 
         if query_text is None and query_vector is None:
             raise InvalidValueError(message="One of query_text or query_vector must be provided!")
 
-        if limit <= 0:
-            return []
-
-        if not await self.has_collection(collection_name):
-            logger.warning(
-                f"Collection '{collection_name}' not found in QdrantAdapter.search; returning []."
-            )
-            return []
-
-        if query_vector is None:
-            query_vector = (await self.embed_data([query_text]))[0]
-
         try:
             client = self.get_qdrant_client()
 

cognee/infrastructure/databases/vector/weaviate_db/WeaviateAdapter.py

@@ -113,7 +113,7 @@ class WeaviateAdapter(VectorDBInterface):
                 #         )
             else:
                 data_point: DataObject = data_points[0]
-                if await collection.data.exists(data_point.uuid):
+                if collection.data.exists(data_point.uuid):
                     return await collection.data.update(
                         uuid=data_point.uuid,
                         vector=data_point.vector,

cognee/shared/logging_utils.py

@@ -4,6 +4,7 @@ import threading
 import logging
 import structlog
 import traceback
+import platform
 from datetime import datetime
 from pathlib import Path
 
@@ -36,6 +37,11 @@ LOGS_DIR.mkdir(exist_ok=True)  # Create logs dir if it doesn't exist
 # Maximum number of log files to keep
 MAX_LOG_FILES = 10
 
+# Version information
+PYTHON_VERSION = platform.python_version()
+STRUCTLOG_VERSION = structlog.__version__
+OS_INFO = f"{platform.system()} {platform.release()} ({platform.version()})"
+
 
 class PlainFileHandler(logging.FileHandler):
     """A custom file handler that writes simpler plain text log entries."""
@@ -326,8 +332,17 @@ def setup_logging(log_level=None, name=None):
     # Clean up old log files, keeping only the most recent ones
     cleanup_old_logs(LOGS_DIR, MAX_LOG_FILES)
 
-    # Return a configured logger
+    # Get a configured logger and log system information
-    return structlog.get_logger(name if name else __name__)
+    logger = structlog.get_logger(name if name else __name__)
+    logger.info(
+        "Logging initialized",
+        python_version=PYTHON_VERSION,
+        structlog_version=STRUCTLOG_VERSION,
+        os_info=OS_INFO
+    )
+
+    # Return the configured logger
+    return logger
 
 
 def get_log_file_location():

pyproject.toml

@@ -136,27 +136,6 @@ Repository = "https://github.com/topoteretes/cognee"
 requires = ["hatchling"]
 build-backend = "hatchling.build"
 
-[tool.hatch.build]
-exclude = [
-  "/bin",
-  "/dist",
-  "/.data",
-  "/.github",
-  "/alembic",
-  "/distributed",
-  "/deployment",
-  "/cognee-mcp",
-  "/cognee-frontend",
-  "/examples",
-  "/helm",
-  "/licenses",
-  "/logs",
-  "/notebooks",
-  "/profiling",
-  "/tests",
-  "/tools",
-]
-
 [tool.ruff]
 line-length = 100
 exclude = [

uv.lock

@@ -860,7 +860,7 @@ wheels = [
 
 [[package]]
 name = "cognee"
-version = "0.1.40"
+version = "0.1.39"
 source = { editable = "." }
 dependencies = [
     { name = "aiofiles" },