config.py

BANK_DETAILS = {
    'HDFC': {
        'particulars': 1,    # index of particulars column
        'withdrawal': 4,     # index of withdrawal column
        'deposit': 5,        # index of deposit column
        'balance': 6,        # index of balance column
        'date': 0,           # index of date column
        'chq': 2,            # index of cheque no. column
        'value_date': 3      # index of value date column
   },
   ...
}