def _password_digest(username, password):
 if (not isinstance(password, string_type)):
  raise TypeError(('password must be an instance of %s' % (string_type.__name__,)))
 if (len(password) == 0):
  raise ValueError("password can't be empty")
 if (not isinstance(username, string_type)):
  raise TypeError(('password must be an instance of  %s' % (string_type.__name__,)))
 md5hash = md5()
 data = ('%s:mongo:%s' % (username, password))
 md5hash.update(data.encode('utf-8'))
 return _unicode(md5hash.hexdigest())

def _password_digest ( username , password ) : if ( not isinstance ( password , string_type ) ) : raise TypeError ( ( 'password must be an instance of %s' % ( string_type . __name__ , ) ) ) if ( len ( password ) == 0 ) : raise ValueError ( "password can't be empty" ) if ( not isinstance ( username , string_type ) ) : raise TypeError ( ( 'password must be an instance of  %s' % ( string_type . __name__ , ) ) ) md5hash = md5 ( ) data = ( '%s:mongo:%s' % ( username , password ) ) md5hash . update ( data . encode ( 'utf-8' ) ) return _unicode ( md5hash . hexdigest ( ) )
get a password digest to use for authentication .