def git_add_all(repo_subdir):
  # git can now add everything, even removed files
  with temp_chdir(repo_subdir):
    subprocess.check_call(['git', 'add', '--', '.'])
Find and return the central widget child for this widget.
dataset/ETHPy150Open googlei18n/nototools/nototools/tool_utils.py/git_add_all--crossover with--dataset/ETHPy150Open nucleic/enaml/enaml/qt/qt_window.py/QtWindow.central_widget