Excel named table to DataFrame

excel_table_to_dataframe.md

Excel named table to DataFrame

from openpyxl.worksheet.table import Table
from openpyxl.worksheet.worksheet import Worksheet
import pandas as pd
from openpyxl.utils.cell import range_boundaries

def table_to_dataframe(ws : Worksheet, table_name : str) -> pd.DataFrame:
    if table_name not in ws.tables.keys():
        raise Exception(f"{table_name} doesn't exist in the worksheet")
    
    table : Table = ws.tables[table_name]
    headers = table.column_names

    first_col, first_row, last_col, last_row = range_boundaries(table.ref)
    first_row += table.headerRowCount or 0
    last_row -= table.totalsRowCount or 0

    data_rows_iter = ws.iter_rows(first_row, last_row, first_col, last_col, values_only=True)

    return pd.DataFrame(data_rows_iter, columns=headers)