For the input geographic control files, if any cell is empty instead of 0, then the program will fail and throw an error “ZeroDivisionError: division by zero”.
Users would benefit from adding additional checking and converting all nulls, or “” from the input control files to 0s for numeric attributes. Or giving the user a more explicit warning message to specify that there are no valid values in the input control files.
For the input geographic control files, if any cell is empty instead of 0, then the program will fail and throw an error “ZeroDivisionError: division by zero”.
Users would benefit from adding additional checking and converting all nulls, or “” from the input control files to 0s for numeric attributes. Or giving the user a more explicit warning message to specify that there are no valid values in the input control files.