original_string: public function get_contributor($key = 0)
  	{
  		$contributors = $this->get_contributors();
  		if (isset($contributors[$key]))
  		{
  			return $contributors[$key];
  		}
  		else
  		{
  			return null;
  		}
  	}
code: public function get_contributor($key = 0)
  	{
  		$contributors = $this->get_contributors();
  		if (isset($contributors[$key]))
  		{
  			return $contributors[$key];
  		}
  		else
  		{
  			return null;
  		}
  	}
code_tokens: public function get_contributor ( $ key = 0 ) { $ contributors = $ this -> get_contributors ( ) ; if ( isset ( $ contributors [ $ key ] ) ) { return $ contributors [ $ key ] ; } else { return null ; } }
docstring: Get a contributor for the feed
  
  @since 1.1
  @param int $key The contrbutor that you want to return. Remember that arrays begin with 0, not 1
  @return SimplePie_Author|null
docstring_tokens: Get a contributor for the feed