add new rows in dataframe in Pythom

df.loc[5,:] = ['Sergio Ramus', 'Spain', 'Real Madrid', True, 1.84, 5] # add one row at the end

new_df = pd.DataFrame(
         data = [['Sergio Ramus', 'Spain', 'Real Madrid', True, 1.84, 5],
                 ['Van Nistelroy', 'Spain', 'Real Madrid', True, 1.70, 5]]
         columns = df.columns
) # create new dataframe with many rows

df = df.append(new_df, ignore_index = True) # append the new dataframe into previous dataframe