| 2026-08-02 13:43:39,527 | INFO | dsa_chatbot.__main__ | Loading embedding model: all-MiniLM-L6-v2 |
| 2026-08-02 13:44:07,549 | WARNING | dsa_chatbot.__main__ | The following KB files have no topic_metadata.json entry and will be skipped: ['01_knapsack.txt', 'activity_selection_problem.txt', 'backtracking_overview.txt', 'bit_manipulation_basics.txt', 'coin_change_problem.txt', 'dijkstras_algorithm.txt', 'dynamic_programming_overview.txt', 'edit_distance.txt', 'fractional_knapsack.txt', 'greedy_algorithms_overview.txt', 'hash_set_vs_hash_map.txt', 'hash_table.txt', 'kruskals_algorithm_mst.txt', 'longest_common_subsequence.txt', 'longest_increasing_subsequence.txt', 'n-queens_problem.txt', 'prims_algorithm_mst.txt', 'recursion_overview.txt', 'subset_sum_power_set_generation.txt', 'xor_tricks.txt'] |
| 2026-08-02 13:44:08,102 | INFO | dsa_chatbot.__main__ | Built 98 chunks from 54 knowledge-base files. |
| 2026-08-02 13:44:08,102 | INFO | dsa_chatbot.__main__ | Embedding 98 chunks... |
| 2026-08-02 13:44:13,562 | INFO | dsa_chatbot.__main__ | Index build complete. Collection 'dsa_knowledge_base' now has 98 chunks. |
| 2026-08-02 13:45:19,505 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how binary search works' | topic=Binary Search |
| 2026-08-02 13:45:19,648 | INFO | dsa_chatbot.rag.retriever | Query='Explain how binary search works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,658 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the time complexity of merge sort?' | topic=Insertion Sort |
| 2026-08-02 13:45:19,680 | INFO | dsa_chatbot.rag.retriever | Query='What is the time complexity of merge sort?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:19,681 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is the time complexity of merge sort?' |
| 2026-08-02 13:45:19,688 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain quick sort with an example' | topic=Bucket Sort |
| 2026-08-02 13:45:19,718 | INFO | dsa_chatbot.rag.retriever | Query='Explain quick sort with an example' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,727 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a Trie used for?' | topic=Insertion Sort |
| 2026-08-02 13:45:19,752 | INFO | dsa_chatbot.rag.retriever | Query='What is a Trie used for?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:19,753 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is a Trie used for?' |
| 2026-08-02 13:45:19,763 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a doubly linked list?' | topic=Doubly Linked List |
| 2026-08-02 13:45:19,791 | INFO | dsa_chatbot.rag.retriever | Query='What is a doubly linked list?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,796 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how a stack works' | topic=Stack |
| 2026-08-02 13:45:19,817 | INFO | dsa_chatbot.rag.retriever | Query='Explain how a stack works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,825 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is topological sort used for?' | topic=Insertion Sort |
| 2026-08-02 13:45:19,848 | INFO | dsa_chatbot.rag.retriever | Query='What is topological sort used for?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,852 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: "Explain Dijkstra's Algorithm" | topic=Dijkstra's Algorithm |
| 2026-08-02 13:45:19,899 | INFO | dsa_chatbot.rag.retriever | Query="Explain Dijkstra's Algorithm" | candidates=0 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:19,899 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: "Explain Dijkstra's Algorithm" |
| 2026-08-02 13:45:19,905 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a segment tree?' | topic=Insertion Sort |
| 2026-08-02 13:45:19,929 | INFO | dsa_chatbot.rag.retriever | Query='What is a segment tree?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:19,929 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is a segment tree?' |
| 2026-08-02 13:45:19,935 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain the sliding window technique' | topic=Sliding Window Technique |
| 2026-08-02 13:45:19,958 | INFO | dsa_chatbot.rag.retriever | Query='Explain the sliding window technique' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:19,966 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'What is the difference between BFS and DFS?' | topics=['Breadth-First Search', 'Depth-First Search', 'Insertion Sort'] |
| 2026-08-02 13:45:19,995 | INFO | dsa_chatbot.rag.retriever | Query='Breadth-First Search' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 13:45:20,013 | INFO | dsa_chatbot.rag.retriever | Query='Depth-First Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,033 | INFO | dsa_chatbot.rag.retriever | Query='Insertion Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,042 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare merge sort vs quick sort' | topics=['Bucket Sort', 'Merge Sort', 'Quick Sort'] |
| 2026-08-02 13:45:20,062 | INFO | dsa_chatbot.rag.retriever | Query='Bucket Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,087 | INFO | dsa_chatbot.rag.retriever | Query='Merge Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,107 | INFO | dsa_chatbot.rag.retriever | Query='Quick Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,115 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Difference between a stack and a queue' | topics=['Queue', 'Stack'] |
| 2026-08-02 13:45:20,168 | INFO | dsa_chatbot.rag.retriever | Query='Queue' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 13:45:20,190 | INFO | dsa_chatbot.rag.retriever | Query='Stack' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,215 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: "Which one is better, Prim's Algorithm or Kruskal's Algorithm, for MST?" | topics=["Dijkstra's Algorithm", 'Insertion Sort', "Kruskal's Algorithm (MST)", "Prim's Algorithm (MST)"] |
| 2026-08-02 13:45:20,245 | INFO | dsa_chatbot.rag.retriever | Query="Dijkstra's Algorithm" | candidates=0 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:20,271 | INFO | dsa_chatbot.rag.retriever | Query='Insertion Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,305 | INFO | dsa_chatbot.rag.retriever | Query="Kruskal's Algorithm (MST)" | candidates=0 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:20,330 | INFO | dsa_chatbot.rag.retriever | Query="Prim's Algorithm (MST)" | candidates=0 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:20,330 | WARNING | dsa_chatbot.agents.comparison | Comparison agent: no chunks passed the similarity threshold for topic "Dijkstra's Algorithm" |
| 2026-08-02 13:45:20,330 | WARNING | dsa_chatbot.agents.comparison | Comparison agent: no chunks passed the similarity threshold for topic "Kruskal's Algorithm (MST)" |
| 2026-08-02 13:45:20,330 | WARNING | dsa_chatbot.agents.comparison | Comparison agent: no chunks passed the similarity threshold for topic "Prim's Algorithm (MST)" |
| 2026-08-02 13:45:20,331 | WARNING | dsa_chatbot.agents.router | COMPARISON query missing sufficient context for one or more topics: ["Dijkstra's Algorithm", 'Insertion Sort', "Kruskal's Algorithm (MST)", "Prim's Algorithm (MST)"] |
| 2026-08-02 13:45:20,341 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare AVL Tree and Binary Search Tree' | topics=['AVL Tree', 'Binary Search', 'Binary Search Tree', 'Linear Search', 'Trie'] |
| 2026-08-02 13:45:20,362 | INFO | dsa_chatbot.rag.retriever | Query='AVL Tree' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 13:45:20,380 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,403 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search Tree' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,426 | INFO | dsa_chatbot.rag.retriever | Query='Linear Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 13:45:20,448 | INFO | dsa_chatbot.rag.retriever | Query='Trie' | candidates=5 | passed_threshold=4 | threshold=0.45 |
| 2026-08-02 13:45:20,459 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Who won the football World Cup in 2022?' |
| 2026-08-02 13:45:20,466 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: "What's a good recipe for chocolate cake?" |
| 2026-08-02 13:45:20,474 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the capital of France?' | topic=Insertion Sort |
| 2026-08-02 13:45:20,495 | INFO | dsa_chatbot.rag.retriever | Query='What is the capital of France?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 13:45:20,495 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is the capital of France?' |
| 2026-08-02 13:45:20,499 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Can you explain that again?' |
| 2026-08-02 13:45:20,517 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort', 'Insertion Sort']); skipping fresh retrieval. |
| 2026-08-02 13:45:20,530 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Give me another example' |
| 2026-08-02 13:45:20,531 | INFO | dsa_chatbot.__main__ | Evaluation complete: {'total_questions': 20, 'route_accuracy': 0.9, 'avg_topic_recall': 0.65, 'retrieval_latency_ms_avg': 51.74, 'retrieval_latency_ms_p95': 140.89} |
| 2026-08-02 13:59:25,086 | INFO | dsa_chatbot.__main__ | Loading embedding model: all-MiniLM-L6-v2 |
| 2026-08-02 13:59:31,186 | INFO | dsa_chatbot.__main__ | Existing collection 'dsa_knowledge_base' deleted. |
| 2026-08-02 13:59:31,554 | INFO | dsa_chatbot.__main__ | Built 150 chunks from 54 knowledge-base files. |
| 2026-08-02 13:59:31,555 | INFO | dsa_chatbot.__main__ | Embedding 150 chunks... |
| 2026-08-02 13:59:39,737 | INFO | dsa_chatbot.__main__ | Index build complete. Collection 'dsa_knowledge_base' now has 150 chunks. |
| 2026-08-02 14:00:37,066 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how binary search works' | topic=Binary Search |
| 2026-08-02 14:00:37,234 | INFO | dsa_chatbot.rag.retriever | Query='Explain how binary search works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,248 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the time complexity of merge sort?' | topic=Insertion Sort |
| 2026-08-02 14:00:37,273 | INFO | dsa_chatbot.rag.retriever | Query='What is the time complexity of merge sort?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 14:00:37,274 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is the time complexity of merge sort?' |
| 2026-08-02 14:00:37,288 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain quick sort with an example' | topic=Bucket Sort |
| 2026-08-02 14:00:37,310 | INFO | dsa_chatbot.rag.retriever | Query='Explain quick sort with an example' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,321 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a Trie used for?' | topic=Insertion Sort |
| 2026-08-02 14:00:37,345 | INFO | dsa_chatbot.rag.retriever | Query='What is a Trie used for?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 14:00:37,346 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is a Trie used for?' |
| 2026-08-02 14:00:37,357 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a doubly linked list?' | topic=Doubly Linked List |
| 2026-08-02 14:00:37,378 | INFO | dsa_chatbot.rag.retriever | Query='What is a doubly linked list?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,386 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how a stack works' | topic=Stack |
| 2026-08-02 14:00:37,405 | INFO | dsa_chatbot.rag.retriever | Query='Explain how a stack works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,415 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is topological sort used for?' | topic=Insertion Sort |
| 2026-08-02 14:00:37,433 | INFO | dsa_chatbot.rag.retriever | Query='What is topological sort used for?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,439 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: "Explain Dijkstra's Algorithm" | topic=Dijkstra's Algorithm |
| 2026-08-02 14:00:37,463 | INFO | dsa_chatbot.rag.retriever | Query="Explain Dijkstra's Algorithm" | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,471 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a segment tree?' | topic=Insertion Sort |
| 2026-08-02 14:00:37,493 | INFO | dsa_chatbot.rag.retriever | Query='What is a segment tree?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 14:00:37,494 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is a segment tree?' |
| 2026-08-02 14:00:37,501 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain the sliding window technique' | topic=Sliding Window Technique |
| 2026-08-02 14:00:37,521 | INFO | dsa_chatbot.rag.retriever | Query='Explain the sliding window technique' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,539 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'What is the difference between BFS and DFS?' | topics=['Breadth-First Search', 'Depth-First Search', 'Insertion Sort'] |
| 2026-08-02 14:00:37,597 | INFO | dsa_chatbot.rag.retriever | Query='Breadth-First Search' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:00:37,624 | INFO | dsa_chatbot.rag.retriever | Query='Depth-First Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,647 | INFO | dsa_chatbot.rag.retriever | Query='Insertion Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,666 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare merge sort vs quick sort' | topics=['Bucket Sort', 'Merge Sort', 'Quick Sort'] |
| 2026-08-02 14:00:37,699 | INFO | dsa_chatbot.rag.retriever | Query='Bucket Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,725 | INFO | dsa_chatbot.rag.retriever | Query='Merge Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,751 | INFO | dsa_chatbot.rag.retriever | Query='Quick Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,767 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Difference between a stack and a queue' | topics=['Queue', 'Stack'] |
| 2026-08-02 14:00:37,821 | INFO | dsa_chatbot.rag.retriever | Query='Queue' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:00:37,851 | INFO | dsa_chatbot.rag.retriever | Query='Stack' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,892 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: "Which one is better, Prim's Algorithm or Kruskal's Algorithm, for MST?" | topics=["Dijkstra's Algorithm", 'Insertion Sort', "Kruskal's Algorithm (MST)", "Prim's Algorithm (MST)"] |
| 2026-08-02 14:00:37,919 | INFO | dsa_chatbot.rag.retriever | Query="Dijkstra's Algorithm" | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,944 | INFO | dsa_chatbot.rag.retriever | Query='Insertion Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:37,977 | INFO | dsa_chatbot.rag.retriever | Query="Kruskal's Algorithm (MST)" | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:00:38,005 | INFO | dsa_chatbot.rag.retriever | Query="Prim's Algorithm (MST)" | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:00:38,022 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare AVL Tree and Binary Search Tree' | topics=['AVL Tree', 'Binary Search', 'Binary Search Tree', 'Linear Search', 'Trie'] |
| 2026-08-02 14:00:38,043 | INFO | dsa_chatbot.rag.retriever | Query='AVL Tree' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:00:38,058 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:38,081 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search Tree' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:38,109 | INFO | dsa_chatbot.rag.retriever | Query='Linear Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:00:38,126 | INFO | dsa_chatbot.rag.retriever | Query='Trie' | candidates=5 | passed_threshold=4 | threshold=0.45 |
| 2026-08-02 14:00:38,138 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Who won the football World Cup in 2022?' |
| 2026-08-02 14:00:38,152 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: "What's a good recipe for chocolate cake?" |
| 2026-08-02 14:00:38,164 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the capital of France?' | topic=Insertion Sort |
| 2026-08-02 14:00:38,186 | INFO | dsa_chatbot.rag.retriever | Query='What is the capital of France?' | candidates=1 | passed_threshold=0 | threshold=0.45 |
| 2026-08-02 14:00:38,186 | WARNING | dsa_chatbot.agents.router | SINGLE_TOPIC query had no chunks pass the similarity threshold: 'What is the capital of France?' |
| 2026-08-02 14:00:38,195 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Can you explain that again?' |
| 2026-08-02 14:00:38,226 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort', 'Insertion Sort']); skipping fresh retrieval. |
| 2026-08-02 14:00:38,236 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Give me another example' |
| 2026-08-02 14:00:38,237 | INFO | dsa_chatbot.__main__ | Evaluation complete: {'total_questions': 20, 'route_accuracy': 0.9, 'avg_topic_recall': 0.75, 'retrieval_latency_ms_avg': 59.26, 'retrieval_latency_ms_p95': 155.61} |
| 2026-08-02 14:03:52,099 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how binary search works' | topic=Binary Search |
| 2026-08-02 14:03:52,274 | INFO | dsa_chatbot.rag.retriever | Query='Explain how binary search works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,288 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the time complexity of merge sort?' | topic=Merge Sort |
| 2026-08-02 14:03:52,311 | INFO | dsa_chatbot.rag.retriever | Query='What is the time complexity of merge sort?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,324 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain quick sort with an example' | topic=Quick Sort |
| 2026-08-02 14:03:52,350 | INFO | dsa_chatbot.rag.retriever | Query='Explain quick sort with an example' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,362 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a Trie used for?' | topic=Trie |
| 2026-08-02 14:03:52,384 | INFO | dsa_chatbot.rag.retriever | Query='What is a Trie used for?' | candidates=5 | passed_threshold=4 | threshold=0.45 |
| 2026-08-02 14:03:52,398 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a doubly linked list?' | topic=Doubly Linked List |
| 2026-08-02 14:03:52,419 | INFO | dsa_chatbot.rag.retriever | Query='What is a doubly linked list?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,430 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how a stack works' | topic=Stack |
| 2026-08-02 14:03:52,450 | INFO | dsa_chatbot.rag.retriever | Query='Explain how a stack works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,462 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is topological sort used for?' | topic=Topological Sort |
| 2026-08-02 14:03:52,483 | INFO | dsa_chatbot.rag.retriever | Query='What is topological sort used for?' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:03:52,490 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: "Explain Dijkstra's Algorithm" | topic=Dijkstra's Algorithm |
| 2026-08-02 14:03:52,516 | INFO | dsa_chatbot.rag.retriever | Query="Explain Dijkstra's Algorithm" | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,522 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a segment tree?' | topic=Segment Tree |
| 2026-08-02 14:03:52,547 | INFO | dsa_chatbot.rag.retriever | Query='What is a segment tree?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,561 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain the sliding window technique' | topic=Sliding Window Technique |
| 2026-08-02 14:03:52,582 | INFO | dsa_chatbot.rag.retriever | Query='Explain the sliding window technique' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,605 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'What is the difference between BFS and DFS?' | topics=['Breadth-First Search', 'Depth-First Search'] |
| 2026-08-02 14:03:52,627 | INFO | dsa_chatbot.rag.retriever | Query='Breadth-First Search' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:03:52,649 | INFO | dsa_chatbot.rag.retriever | Query='Depth-First Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,662 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare merge sort vs quick sort' | topics=['Merge Sort', 'Quick Sort'] |
| 2026-08-02 14:03:52,685 | INFO | dsa_chatbot.rag.retriever | Query='Merge Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,706 | INFO | dsa_chatbot.rag.retriever | Query='Quick Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,722 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Difference between a stack and a queue' | topics=['Queue', 'Stack'] |
| 2026-08-02 14:03:52,749 | INFO | dsa_chatbot.rag.retriever | Query='Queue' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:03:52,767 | INFO | dsa_chatbot.rag.retriever | Query='Stack' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,793 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: "Which one is better, Prim's Algorithm or Kruskal's Algorithm, for MST?" |
| 2026-08-02 14:03:52,814 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare AVL Tree and Binary Search Tree' | topics=['AVL Tree', 'Binary Search', 'Binary Search Tree'] |
| 2026-08-02 14:03:52,836 | INFO | dsa_chatbot.rag.retriever | Query='AVL Tree' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:03:52,852 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,873 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search Tree' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:03:52,886 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Who won the football World Cup in 2022?' |
| 2026-08-02 14:03:52,904 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: "What's a good recipe for chocolate cake?" |
| 2026-08-02 14:03:52,917 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'What is the capital of France?' |
| 2026-08-02 14:03:52,924 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Can you explain that again?' |
| 2026-08-02 14:03:52,949 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort']); skipping fresh retrieval. |
| 2026-08-02 14:03:52,950 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Give me another example' |
| 2026-08-02 14:03:52,973 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort']); skipping fresh retrieval. |
| 2026-08-02 14:03:52,974 | INFO | dsa_chatbot.__main__ | Evaluation complete: {'total_questions': 20, 'route_accuracy': 0.95, 'avg_topic_recall': 0.95, 'retrieval_latency_ms_avg': 44.4, 'retrieval_latency_ms_p95': 85.11} |
| 2026-08-02 14:06:23,677 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how binary search works' | topic=Binary Search |
| 2026-08-02 14:06:23,808 | INFO | dsa_chatbot.rag.retriever | Query='Explain how binary search works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:23,820 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is the time complexity of merge sort?' | topic=Merge Sort |
| 2026-08-02 14:06:23,838 | INFO | dsa_chatbot.rag.retriever | Query='What is the time complexity of merge sort?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:23,848 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain quick sort with an example' | topic=Quick Sort |
| 2026-08-02 14:06:23,872 | INFO | dsa_chatbot.rag.retriever | Query='Explain quick sort with an example' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:23,881 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a Trie used for?' | topic=Trie |
| 2026-08-02 14:06:23,904 | INFO | dsa_chatbot.rag.retriever | Query='What is a Trie used for?' | candidates=5 | passed_threshold=4 | threshold=0.45 |
| 2026-08-02 14:06:23,917 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a doubly linked list?' | topic=Doubly Linked List |
| 2026-08-02 14:06:23,938 | INFO | dsa_chatbot.rag.retriever | Query='What is a doubly linked list?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:23,946 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain how a stack works' | topic=Stack |
| 2026-08-02 14:06:23,968 | INFO | dsa_chatbot.rag.retriever | Query='Explain how a stack works' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:23,980 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is topological sort used for?' | topic=Topological Sort |
| 2026-08-02 14:06:24,001 | INFO | dsa_chatbot.rag.retriever | Query='What is topological sort used for?' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,007 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: "Explain Dijkstra's Algorithm" | topic=Dijkstra's Algorithm |
| 2026-08-02 14:06:24,029 | INFO | dsa_chatbot.rag.retriever | Query="Explain Dijkstra's Algorithm" | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,038 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'What is a segment tree?' | topic=Segment Tree |
| 2026-08-02 14:06:24,065 | INFO | dsa_chatbot.rag.retriever | Query='What is a segment tree?' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,076 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'Explain the sliding window technique' | topic=Sliding Window Technique |
| 2026-08-02 14:06:24,099 | INFO | dsa_chatbot.rag.retriever | Query='Explain the sliding window technique' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,113 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'What is the difference between BFS and DFS?' | topics=['Breadth-First Search', 'Depth-First Search'] |
| 2026-08-02 14:06:24,134 | INFO | dsa_chatbot.rag.retriever | Query='Breadth-First Search' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,151 | INFO | dsa_chatbot.rag.retriever | Query='Depth-First Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,166 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare merge sort vs quick sort' | topics=['Merge Sort', 'Quick Sort'] |
| 2026-08-02 14:06:24,190 | INFO | dsa_chatbot.rag.retriever | Query='Merge Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,215 | INFO | dsa_chatbot.rag.retriever | Query='Quick Sort' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,229 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Difference between a stack and a queue' | topics=['Queue', 'Stack'] |
| 2026-08-02 14:06:24,253 | INFO | dsa_chatbot.rag.retriever | Query='Queue' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,281 | INFO | dsa_chatbot.rag.retriever | Query='Stack' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,320 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: "Which one is better, Prim's Algorithm or Kruskal's Algorithm, for MST?" | topics=["Kruskal's Algorithm (MST)", "Prim's Algorithm (MST)"] |
| 2026-08-02 14:06:24,354 | INFO | dsa_chatbot.rag.retriever | Query="Kruskal's Algorithm (MST)" | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,380 | INFO | dsa_chatbot.rag.retriever | Query="Prim's Algorithm (MST)" | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,395 | INFO | dsa_chatbot.agents.router | Routed to COMPARISON: 'Compare AVL Tree and Binary Search Tree' | topics=['AVL Tree', 'Binary Search', 'Binary Search Tree'] |
| 2026-08-02 14:06:24,419 | INFO | dsa_chatbot.rag.retriever | Query='AVL Tree' | candidates=5 | passed_threshold=5 | threshold=0.45 |
| 2026-08-02 14:06:24,444 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,465 | INFO | dsa_chatbot.rag.retriever | Query='Binary Search Tree' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 14:06:24,489 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'Who won the football World Cup in 2022?' |
| 2026-08-02 14:06:24,503 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: "What's a good recipe for chocolate cake?" |
| 2026-08-02 14:06:24,521 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'What is the capital of France?' |
| 2026-08-02 14:06:24,533 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Can you explain that again?' |
| 2026-08-02 14:06:24,565 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort']); skipping fresh retrieval. |
| 2026-08-02 14:06:24,566 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'Give me another example' |
| 2026-08-02 14:06:24,590 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Merge Sort']); skipping fresh retrieval. |
| 2026-08-02 14:06:24,590 | INFO | dsa_chatbot.__main__ | Evaluation complete: {'total_questions': 20, 'route_accuracy': 1.0, 'avg_topic_recall': 1.0, 'retrieval_latency_ms_avg': 46.26, 'retrieval_latency_ms_p95': 101.1} |
| 2026-08-02 16:00:13,397 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'explain binary search' | topic=Binary Search |
| 2026-08-02 16:00:14,003 | INFO | dsa_chatbot.rag.retriever | Query='explain binary search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 16:00:15,631 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 16:00:17,326 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=single_topic | topics=['Binary Search'] | session_id=None |
| 2026-08-02 16:00:56,629 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: '2,3,1,6,5,4 find 5 this using this search step by step' |
| 2026-08-02 16:00:57,493 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=out_of_scope | topics=[] | session_id=None |
| 2026-08-02 16:07:37,423 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'explain binary search' | topic=Binary Search |
| 2026-08-02 16:07:37,480 | INFO | dsa_chatbot.rag.retriever | Query='explain binary search' | candidates=1 | passed_threshold=1 | threshold=0.45 |
| 2026-08-02 16:07:41,129 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:07:51,945 | ERROR | dsa_chatbot.memory.mem0_client | mem0 get_relevant_context failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 110, in get_relevant_context |
| results = self._get_memory().search(query, user_id=user_id, limit=limit) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:07:53,458 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:07:57,115 | ERROR | dsa_chatbot.memory.mem0_client | mem0 add_interaction failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 93, in add_interaction |
| self._get_memory().add(messages, user_id=user_id, infer=self.infer) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:07:57,120 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=1 | route=single_topic | topics=['Binary Search'] | session_id=1 |
| 2026-08-02 16:31:21,411 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'explain binary search' | topic=Binary Search |
| 2026-08-02 16:31:21,670 | INFO | dsa_chatbot.rag.retriever | Query='explain binary search' | candidates=1 | passed_threshold=1 | threshold=-1.00 |
| 2026-08-02 16:31:24,341 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:31:29,511 | ERROR | dsa_chatbot.memory.mem0_client | mem0 get_relevant_context failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 110, in get_relevant_context |
| results = self._get_memory().search(query, user_id=user_id, limit=limit) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:31:30,363 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 16:31:31,945 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:31:35,540 | ERROR | dsa_chatbot.memory.mem0_client | mem0 add_interaction failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 93, in add_interaction |
| self._get_memory().add(messages, user_id=user_id, infer=self.infer) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:31:35,545 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=1 | route=single_topic | topics=['Binary Search'] | session_id=2 |
| 2026-08-02 16:32:22,442 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'in this array [65,32,43,23,78,96] how will you find 23 using this search' |
| 2026-08-02 16:32:24,207 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Binary Search', 'Linear Search']); skipping fresh retrieval. |
| 2026-08-02 16:32:24,208 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:32:27,835 | ERROR | dsa_chatbot.memory.mem0_client | mem0 get_relevant_context failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 110, in get_relevant_context |
| results = self._get_memory().search(query, user_id=user_id, limit=limit) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:32:29,805 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:32:33,863 | ERROR | dsa_chatbot.memory.mem0_client | mem0 add_interaction failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 93, in add_interaction |
| self._get_memory().add(messages, user_id=user_id, infer=self.infer) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:32:33,869 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=1 | route=followup | topics=[] | session_id=2 |
| 2026-08-02 16:33:48,648 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'compare this search with linear search' | topic=Linear Search |
| 2026-08-02 16:33:48,715 | INFO | dsa_chatbot.rag.retriever | Query='compare this search with linear search' | candidates=1 | passed_threshold=1 | threshold=-1.00 |
| 2026-08-02 16:33:48,716 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:33:52,390 | ERROR | dsa_chatbot.memory.mem0_client | mem0 get_relevant_context failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 110, in get_relevant_context |
| results = self._get_memory().search(query, user_id=user_id, limit=limit) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:33:54,095 | INFO | dsa_chatbot.memory.mem0_client | Initializing mem0 (local chroma + huggingface embedder)... |
| 2026-08-02 16:33:58,206 | ERROR | dsa_chatbot.memory.mem0_client | mem0 add_interaction failed for user_id=1 |
| Traceback (most recent call last): |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 93, in add_interaction |
| self._get_memory().add(messages, user_id=user_id, infer=self.infer) |
| ~~~~~~~~~~~~~~~~^^ |
| File "D:\scratch\chatbot\chatbot\memory\mem0_client.py", line 72, in _get_memory |
| self._memory = Memory.from_config(_build_config_dict()) |
| ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 59, in from_config |
| return cls(config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\memory\main.py", line 37, in __init__ |
| self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config) |
| ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\utils\factory.py", line 34, in create |
| return llm_instance(base_config) |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\mem0\llms\openai.py", line 28, in __init__ |
| self.client = OpenAI(api_key=api_key, base_url=base_url) |
| ~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| File "D:\scratch\chatbot\chatbot\venv\Lib\site-packages\openai\_client.py", line 135, in __init__ |
| raise OpenAIError( |
| "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable" |
| ) |
| openai.OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable |
| 2026-08-02 16:33:58,212 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=1 | route=single_topic | topics=['Linear Search'] | session_id=2 |
| 2026-08-02 19:53:48,973 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'how are you' |
| 2026-08-02 19:53:49,894 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 19:53:51,450 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=out_of_scope | topics=[] | session_id=None |
| 2026-08-02 22:34:22,716 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: "explain dijikstra's algorithm" | topic=Dijkstra's Algorithm |
| 2026-08-02 22:34:23,350 | INFO | dsa_chatbot.rag.retriever | Query="explain dijikstra's algorithm" | candidates=1 | passed_threshold=1 | threshold=-1.00 |
| 2026-08-02 22:34:24,785 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 22:34:26,608 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=single_topic | topics=["Dijkstra's Algorithm"] | session_id=None |
| 2026-08-02 22:41:13,334 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'explain bfs' | topic=Breadth-First Search |
| 2026-08-02 22:41:13,572 | INFO | dsa_chatbot.rag.retriever | Query='explain bfs' | candidates=5 | passed_threshold=5 | threshold=-1.00 |
| 2026-08-02 22:41:14,419 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 22:41:15,798 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=single_topic | topics=['Breadth-First Search'] | session_id=None |
| 2026-08-02 22:41:56,906 | INFO | dsa_chatbot.agents.router | Routed to OUT_OF_SCOPE: 'compare with other graph parsing algorithms' |
| 2026-08-02 22:41:57,470 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=out_of_scope | topics=[] | session_id=None |
| 2026-08-02 22:51:55,471 | INFO | dsa_chatbot.agents.router | Routed to SINGLE_TOPIC: 'explain dfs' | topic=Depth-First Search |
| 2026-08-02 22:51:55,687 | INFO | dsa_chatbot.rag.retriever | Query='explain dfs' | candidates=1 | passed_threshold=1 | threshold=-1.00 |
| 2026-08-02 22:51:56,559 | INFO | dsa_chatbot.llm.generate | LLM provider initialized: GroqProvider |
| 2026-08-02 22:51:57,814 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=single_topic | topics=['Depth-First Search'] | session_id=None |
| 2026-08-02 22:52:27,161 | INFO | dsa_chatbot.agents.router | Routed to FOLLOWUP: 'compare it with other graph traversal algorithms' |
| 2026-08-02 22:52:28,250 | INFO | dsa_chatbot.agents.followup | Follow-up query reuses existing conversation context (topics=['Depth-First Search', 'Stack']); skipping fresh retrieval. |
| 2026-08-02 22:52:29,862 | INFO | dsa_chatbot.chat_service | Chat turn complete | user_id=None | route=followup | topics=[] | session_id=None |
| |
