from ironxl import *

# Load existing spreadsheet
workbook = WorkBook.Load("sample.xls")
worksheet = workbook.WorkSheets[0]

# Get range from the worksheet
selected_range = worksheet["A1:A8"]

# Apply sum of all numeric cells within the range
sum_ = selected_range.Sum()

# Apply average value of all numeric cells within the range
avg = selected_range.Avg()

# Identify maximum value of all numeric cells within the range
max_ = selected_range.Max()

# Identify minimum value of all numeric cells within the range
min_ = selected_range.Min()