data = '''<td height="21" class="xl7024240">Other Financial Services<font class="font711087"><sup>1</sup></font></td>'''
from bs4 import BeautifulSoup
import bs4
soup = BeautifulSoup(data, 'html.parser')
external_span = soup.find('td')
text = []
for x in external_span:
if isinstance(x, bs4.element.NavigableString):
text.append(x.strip())
print(" ".join(text))