code: def __call__(self, command, *a, **kw):
      ret = self._call(command, a, {}, call=True, **kw)
      if ret != 0:
          raise RuntimeError("%s failed" % self.executable)
  
file_path: scipy/tools/authors.py
imports: import argparse
  import re
  import sys
  import os
  import subprocess
  import collections
label_desc: Use image node_id 3 for calling the Cmd obj's underlying member method code with example usage: obj.__call__(command) without return types