code: def check(source):
      checkers = (
          check_reshape,
          check_transpose,
          check_empty_list,
          check_empty_dict,
      )
  
      for node in ast.walk(ast.parse(source)):
          for checker in checkers:
              for err in checker(node):
                  yield err
  
file_path: chainercv/style_checker.py
imports: import argparse
  import ast
  import os
  import sys
label_desc: Use image node_id 1 for calling a global function with example usage: check(source) without return types