code: def _safe_import(module_name):
      
      class _Null (object):
          def write(self, *_):
              pass
  
      sout, serr = sys.stdout, sys.stderr
      sys.stdout, sys.stderr = _Null(), _Null()
      try:
          m = import_module(module_name)
      except:
          m = None
      sys.stdout, sys.stderr = sout, serr
      return m
docs: A function for safely importing `module_name`, where errors are
      suppressed and `stdout` and `stderr` are redirected to a null
      device. The obligation is on the caller to close `stdin` in order
      to avoid impolite modules from blocking on `stdin` when imported.