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#!/usr/bin/env python
"""
This file provides a more advanced example of vtkTable access and
manipulation methods.
"""
from vtk import *
#------------------------------------------------------------------------------
# Script Entry Point (i.e., main() )
#------------------------------------------------------------------------------
if __name__ == "__main__":
""" Main entry point of this python script """
print "vtkTable Example 4: Accessing vtkTable data elements"
# Load our table from a CSV file (covered in table2.py)
csv_source = vtkDelimitedTextReader()
csv_source.SetFieldDelimiterCharacters(",")
csv_source.SetHaveHeaders(True)
csv_source.SetFileName("table_data.csv")
csv_source.Update()
csv_source.GetOutput().Dump(6)
T = csv_source.GetOutput()
# Print some information about the table
print "Number of Columns =", T.GetNumberOfColumns()
print "Number of Rows =", T.GetNumberOfRows()
print "Get column 1, row 4 data: ", T.GetColumn(1).GetValue(4)
# Add a new row to the table
new_row = [8, "Luis", 68]
for i in range( T.GetNumberOfColumns()):
T.GetColumn(i).InsertNextValue( str(new_row[i]) )
print "Table after new row appenended:"
T.Dump(6)
print "vtkTable Example 4: Finished."
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