read excel by python

from openpyxl import Workbook, load_workbook

def main():
    wb = load_workbook(filename=r"input\your_file.xlsx")
    ws = wb.active  # assume only one sheet

    column_map = dict()
    column_map["dd"] = []
    column_map["bb"] = []

    test_items = []

    # iterate first row
    for row in ws.iter_rows(min_row=1, max_row=1):
        for cell in row:
           pass # read your data 

    # iterate the rest rows
    for row in ws.iter_rows(min_row=2):
        item = TestItem()
        for cell in row:
            pass # read your data 
        test_items.append(item)