code: def flags_for_script(self, script, base_args):
      env = dict(os.environ)
      env.update(
          {
              "PYTHONPATH": os.path.pathsep.join(
                  [script.sys_path or ""] + sys.path
              ),
              "LOG_LEVEL": str(log.getEffectiveLevel()),
              "PYTHONDONTWRITEBYTECODE": "1",
          }
      )
      with util.TempFile() as tmp:
          cmd = [
              sys.executable,
              "-m",
              "guild.plugins.click_flags",
              script.src,
              script.mod_package or "",
              util.shlex_join(base_args),
              tmp.path,
          ]
          log.debug("click_flags env: %s", env)
          log.debug("click_flags cmd: %s", cmd)
          try:
              out = subprocess.check_output(
                  cmd, stderr=subprocess.STDOUT, env=env
              )
          except subprocess.CalledProcessError as e:
              log.warning(
                  "cannot import flags from %s: %s",
                  os.path.relpath(script.src),
                  e.output.decode().strip(),
              )
              raise python_script.DataLoadError()
          else:
              out = out.decode()
              log.debug("click_flags output: %s", out)
              python_script._log_warnings(out, log)
              return python_script._load_data(tmp.path)
  
imports: import argparse
  import json
  import logging
  import os
  import subprocess
  import sys
  import click
  from guild import python_util
  from guild import util
  from .None import import_argparse_flags_main
  from .None import python_script
label_desc: Use image node_id 1 for calling the ClickFlags obj's underlying member method code with example usage: obj.flags_for_script(script, base_args) and returns: python_script