code: public function patch($path, $data = array(), $headers = array())
      {
          if ($this->throw_exceptions) {
              throw new CanvasPest_Exception(
                  'The Canvas API does not support the PATCH method',
                  CanvasPest_Exception::UNSUPPORTED_METHOD
              );
          }
          return false;
      }
docs: Make a PATCH call to the API
  
  @deprecated The Canvas API does not currently support PATCH calls
  
  @param string $path Path to the API endpoint of this call
  @param string|string[] $data (Optional) Query parameters for this call
  @param string|string[] $headers (Optional) Any additional HTTP headers for this call
  
  @return false
  
  @throws CanvasPest_Exception UNSUPPORTED_METHOD All calls to this method will cause an exception