code: def validate_email(email, partial_match=False):
      
      rgx = re.compile(RGX_EMAIL_VALIDATION_PATTERN, re.I)
      if partial_match:
          return rgx.search(email) is not None
      else:
          return rgx.match(email) is not None
docs: Perform email address validation
  
      >>> validate_email('akjaer@riotgames.com')
      True
      >>> validate_email('Asbjorn Kjaer <akjaer@riotgames.com')
      False
      >>> validate_email('Asbjorn Kjaer <akjaer@riotgames.com', partial_match=True)
      True
  
      Args:
          email (str): Email address to match
          partial_match (bool): If False (default), the entire string must be a valid email address. If true, any valid
           email address in the string will trigger a valid response
  
      Returns:
          True if the value contains an email address, else False