| import pandas as pd | |
| import logging | |
| logger = logging.getLogger(__name__) | |
| def load_logs(uploaded_files): | |
| """Load and concatenate logs from uploaded CSV files.""" | |
| logger.info("Loading logs from uploaded files...") | |
| try: | |
| dfs = [] | |
| for file in uploaded_files: | |
| df = pd.read_csv(file) | |
| logger.info(f"Loaded {len(df)} records from {file.name}") | |
| dfs.append(df) | |
| combined_df = pd.concat(dfs, ignore_index=True) | |
| logger.info(f"Combined {len(combined_df)} total records.") | |
| return combined_df | |
| except Exception as e: | |
| logger.error(f"Failed to load logs: {e}") | |
| raise |