code: def housenumber(self):
      if self.street:
          expression = r"\d+"
          pattern = re.compile(expression)
          match = pattern.search(self.street, re.UNICODE)
          if match:
              return match.group(0)
  
imports: from __future__ import absolute_import
  from geocoder.base import OneResult, MultipleResultsQuery
  from geocoder.keys import bing_key
  import re
label_desc: Use image node_id 5 for calling the BingResult obj's underlying member method code with example usage: obj.housenumber() and returns: match