code: def extern_eval(self, context_handle, python_code_str_ptr, python_code_str_len):
      
      c = self._ffi.from_handle(context_handle)
      return self.call(c, eval, [self.to_py_str(python_code_str_ptr, python_code_str_len)])
docs: Given an evalable string, eval it and return a Handle for its result.