#!/usr/bin/env python3
"""
Analyze ChatGPT export structure to understand the format.
"""
import json
import sys
from pathlib import Path
def analyze_structure(data, path="root", max_depth=3, current_depth=0):
"""Recursively analyze JSON structure."""
if current_depth > max_depth:
return
indent = " " * current_depth
if isinstance(data, dict):
print(f"{indent}{path}: dict with {len(data)} keys")
for key, value in list(data.items())[:5]: # Show first 5 keys
analyze_structure(value, f"{path}.{key}", max_depth, current_depth + 1)
if len(data) > 5:
print(f"{indent} ... and {len(data) - 5} more keys")
elif isinstance(data, list):
print(f"{indent}{path}: list with {len(data)} items")
if data:
print(f"{indent} Sample item type: {type(data[0]).__name__}")
if len(data) > 0:
analyze_structure(data[0], f"{path}[0]", max_depth, current_depth + 1)
if len(data) > 1:
print(f"{indent} ... and {len(data) - 1} more items")
else:
value_str = str(data)[:50] + "..." if len(str(data)) > 50 else str(data)
print(f"{indent}{path}: {type(data).__name__} = {value_str}")
def main():
if len(sys.argv) < 2:
print("Usage: python analyze_chatgpt_structure.py <chatgpt_export.json>")
sys.exit(1)
input_file = Path(sys.argv[1])
if not input_file.exists():
print(f"File not found: {input_file}")
sys.exit(1)
try:
with open(input_file, 'r', encoding='utf-8') as f:
data = json.load(f)
print(f"=== ChatGPT Export Structure Analysis ===")
print(f"File: {input_file}")
print(f"Root type: {type(data).__name__}")
print()
analyze_structure(data)
# Additional specific checks
print(f"\n=== Specific Analysis ===")
if isinstance(data, list):
print(f"Root is a list with {len(data)} items")
if data:
print(f"First item type: {type(data[0]).__name__}")
if isinstance(data[0], dict):
print(f"First item keys: {list(data[0].keys())}")
elif isinstance(data, dict):
print(f"Root is a dict with keys: {list(data.keys())}")
# Look for conversations
for key in ['conversations', 'data', 'chats', 'messages']:
if key in data:
conv_data = data[key]
print(f"Found '{key}': {type(conv_data).__name__} with {len(conv_data) if isinstance(conv_data, (list, dict)) else 'N/A'} items")
if isinstance(conv_data, list) and conv_data:
sample = conv_data[0]
if isinstance(sample, dict):
print(f" Sample item keys: {list(sample.keys())}")
except json.JSONDecodeError as e:
print(f"Invalid JSON: {e}")
except Exception as e:
print(f"Error analyzing file: {e}")
if __name__ == "__main__":
main()
