docs: def execute_command(working_dir, cmd, env_dict):
      """
      execute_command: run the command provided in the working dir
      specified adding the env_dict settings to the
      execution environment
  
      :param working_dir: path to directory to execute command
         also gets added to the PATH
      :param cmd: Shell command to execute
      :param env_dict: dictionary of additional env vars to
        be passed to the subprocess environment
  
      """
      proc_env = os.environ.copy()
      proc_env["PATH"] = "{}:{}:.".format(proc_env["PATH"], working_dir)
      proc_env.update(env_dict)
      proc = subprocess.Popen(
          cmd,
          cwd=working_dir,
          env=proc_env,
          shell=True,
          stdout=subprocess.PIPE,
          stderr=subprocess.PIPE,
      )
      status = proc.wait()
      stdout, stderr = proc.communicate()
      if status:
          msg = (
              "Non zero {} exit from command {}\n"
              "Stdout: {}\n"
              "Stderr: {}\n"
          ).format(status, cmd, stdout, stderr)
          LOGGER.error(msg)
          raise RuntimeError(msg)
      LOGGER.info(stdout)