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fix: handle control characters in LLM JSON responses (#4420)

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Co-authored-by: utkarsh240799 <utkarsh240799@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Utkarsh
2026-03-19 17:31:07 +05:30
committed by GitHub
co-authored by utkarsh240799 Claude Opus 4.6
parent 08de18f860
commit 410b79c750
1 changed files with 6 additions and 6 deletions
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mem0/memory/main.py
+6 -6
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@@ -521,11 +521,11 @@ class Memory(MemoryBase):
else: else:
try: try:
# First try direct JSON parsing # First try direct JSON parsing
new_retrieved_facts = json.loads(response)["facts"] new_retrieved_facts = json.loads(response, strict=False)["facts"]
except json.JSONDecodeError: except json.JSONDecodeError:
# Try extracting JSON from response using built-in function # Try extracting JSON from response using built-in function
extracted_json = extract_json(response) extracted_json = extract_json(response)
new_retrieved_facts = json.loads(extracted_json)["facts"] new_retrieved_facts = json.loads(extracted_json, strict=False)["facts"]
new_retrieved_facts = normalize_facts(new_retrieved_facts) new_retrieved_facts = normalize_facts(new_retrieved_facts)
except Exception as e: except Exception as e:
logger.error(f"Error in new_retrieved_facts: {e}") logger.error(f"Error in new_retrieved_facts: {e}")
@@ -589,7 +589,7 @@ class Memory(MemoryBase):
new_memories_with_actions = {} new_memories_with_actions = {}
else: else:
response = remove_code_blocks(response) response = remove_code_blocks(response)
new_memories_with_actions = json.loads(response) new_memories_with_actions = json.loads(response, strict=False)
except Exception as e: except Exception as e:
logger.error(f"Invalid JSON response: {e}") logger.error(f"Invalid JSON response: {e}")
new_memories_with_actions = {} new_memories_with_actions = {}
@@ -1553,11 +1553,11 @@ class AsyncMemory(MemoryBase):
else: else:
try: try:
# First try direct JSON parsing # First try direct JSON parsing
new_retrieved_facts = json.loads(response)["facts"] new_retrieved_facts = json.loads(response, strict=False)["facts"]
except json.JSONDecodeError: except json.JSONDecodeError:
# Try extracting JSON from response using built-in function # Try extracting JSON from response using built-in function
extracted_json = extract_json(response) extracted_json = extract_json(response)
new_retrieved_facts = json.loads(extracted_json)["facts"] new_retrieved_facts = json.loads(extracted_json, strict=False)["facts"]
new_retrieved_facts = normalize_facts(new_retrieved_facts) new_retrieved_facts = normalize_facts(new_retrieved_facts)
except Exception as e: except Exception as e:
logger.error(f"Error in new_retrieved_facts: {e}") logger.error(f"Error in new_retrieved_facts: {e}")
@@ -1624,7 +1624,7 @@ class AsyncMemory(MemoryBase):
new_memories_with_actions = {} new_memories_with_actions = {}
else: else:
response = remove_code_blocks(response) response = remove_code_blocks(response)
new_memories_with_actions = json.loads(response) new_memories_with_actions = json.loads(response, strict=False)
except Exception as e: except Exception as e:
logger.error(f"Invalid JSON response: {e}") logger.error(f"Invalid JSON response: {e}")
new_memories_with_actions = {} new_memories_with_actions = {}