import win32com.client

Create an instance of Excel

excel = win32com.client.Dispatch("Excel.Application")

Make Excel visible (optional)

excel.Visible = True

Open the workbook (change the path to your workbook)

workbook = excel.Workbooks.Open(r"C:\path\to\your\workbook.xlsx")

Iterate through each sheet in the workbook

for sheet in workbook.Sheets:
print(f"Sheet: {sheet.Name}")

# Get the used range of the sheet
used_range = sheet.UsedRange

# Get the number of rows and columns in the used range
num_rows = used_range.Rows.Count
num_columns = used_range.Columns.Count

# Define the starting cell
start_row = 4  # Corresponding to row C4
start_col = 3  # Corresponding to column C

# Iterate through each row starting from start_row in the used range
for row in range(start_row, num_rows + 1):
    # Iterate through each column starting from start_col in the used range
    for col in range(start_col, num_columns + 1):
        # Get the value of the cell
        cell_value = used_range.Cells(row, col).Value
        print(f"Row {row}, Column {col}: {cell_value}")

Close the workbook (optional)

workbook.Close(SaveChanges=False)

Quit the Excel application (optional)

Excel sheet