old_contents: #!/usr/bin/env python
  
  # Copyright 2019 The Servo Project Developers. See the COPYRIGHT
  # file at the top-level directory of this distribution.
  #
  # Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
  # http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
  # <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
  # option. This file may not be copied, modified, or distributed
  # except according to those terms.
  
  import configparser
  import os
  
  test_root = os.path.join('tests', 'wpt', 'web-platform-tests')
  meta_root = os.path.join('tests', 'wpt', 'metadata')
  
  test_counts = {}
  meta_counts = {}
  
  for base_dir, dir_names, files in os.walk(test_root):
      if base_dir == test_root:
          continue
  
      rel_base = os.path.relpath(base_dir, test_root)
      if not os.path.exists(os.path.join(meta_root, rel_base)):
          continue
  
      test_files = []
      exts = ['.html', '.htm', '.xht', '.xhtml', '.window.js', '.worker.js', '.any.js']
      for f in files:
          for ext in exts:
              if f.endswith(ext):
                  test_files += [f]
      test_counts[rel_base] = len(test_files)
  
  for base_dir, dir_names, files in os.walk(meta_root):
      if base_dir == meta_root:
          continue
  
      rel_base = os.path.relpath(base_dir, meta_root)
      num_files = len(files)
      if '__dir__.ini' in files:
          num_files -= 1
      meta_counts[rel_base] = num_files
  
  final_counts = []
  for (test_dir, test_count) in test_counts.items():
      if not test_count:
          continue
      meta_count = meta_counts.get(test_dir, 0)
      final_counts += [(test_dir, test_count, meta_count)]
  
  print('Test counts')
  print('dir: %% failed (num tests / num failures)')
  s = sorted(final_counts, key=lambda x: x[2] / x[1])
  for (test_dir, test_count, meta_count) in reversed(sorted(s, key=lambda x: x[2])):
      if not meta_count:
          continue
      print('%s: %.2f%% (%d / %d)' % (test_dir, meta_count / test_count * 100, test_count, meta_count))
  
new_contents: #!/usr/bin/env python
  
  # Copyright 2019 The Servo Project Developers. See the COPYRIGHT
  # file at the top-level directory of this distribution.
  #
  # Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
  # http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
  # <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
  # option. This file may not be copied, modified, or distributed
  # except according to those terms.
  
  import os
  
  test_root = os.path.join('tests', 'wpt', 'web-platform-tests')
  meta_root = os.path.join('tests', 'wpt', 'metadata')
  
  test_counts = {}
  meta_counts = {}
  
  for base_dir, dir_names, files in os.walk(test_root):
      if base_dir == test_root:
          continue
  
      rel_base = os.path.relpath(base_dir, test_root)
      if not os.path.exists(os.path.join(meta_root, rel_base)):
          continue
  
      test_files = []
      exts = ['.html', '.htm', '.xht', '.xhtml', '.window.js', '.worker.js', '.any.js']
      for f in files:
          for ext in exts:
              if f.endswith(ext):
                  test_files += [f]
      test_counts[rel_base] = len(test_files)
  
  for base_dir, dir_names, files in os.walk(meta_root):
      if base_dir == meta_root:
          continue
  
      rel_base = os.path.relpath(base_dir, meta_root)
      num_files = len(files)
      if '__dir__.ini' in files:
          num_files -= 1
      meta_counts[rel_base] = num_files
  
  final_counts = []
  for (test_dir, test_count) in test_counts.items():
      if not test_count:
          continue
      meta_count = meta_counts.get(test_dir, 0)
      final_counts += [(test_dir, test_count, meta_count)]
  
  print('Test counts')
  print('dir: %% failed (num tests / num failures)')
  s = sorted(final_counts, key=lambda x: x[2] / x[1])
  for (test_dir, test_count, meta_count) in reversed(sorted(s, key=lambda x: x[2])):
      if not meta_count:
          continue
      print('%s: %.2f%% (%d / %d)' % (test_dir, meta_count / test_count * 100, test_count, meta_count))
  
subject: Remove unused import.