Input fetching member functions

__iter__(self)
Yield rows of data.
getInputRow(self)
Returns a list containing the elements of the current input row.
getInputValue(self, columnIndex)
Returns the value of the current input at a specified column index.
getInputString(self, columnIndex)
Returns the String value of the current input at a specified column index.
getNext(self)
Loads the next input row into memory.