from aspose.cells import Workbook

#  For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET
#  The path to the documents directory.
dataDir = RunExamples.GetDataDir(".")
#  Creating a file stream containing the Excel file to be opened
fstream = open(dataDir + "book1.xls", "rb")
#  Instantiating a Workbook object
#  Opening the Excel file through the file stream
workbook = Workbook(fstream)
#  Accessing the first worksheet in the Excel file
worksheet = workbook.worksheets[0]
#  Ungrouping first six rows (from 0 to 5)
worksheet.cells.ungroup_rows(0, 5)
#  Ungrouping first three columns (from 0 to 2)
worksheet.cells.ungroup_columns(0, 2)
#  Saving the modified Excel file
workbook.save(dataDir + "output.xls")
#  Closing the file stream to free all resources
fstream.close()