old_contents: from runcommands import command
  from runcommands.commands import local as _local
  
  
  @command
  def format_code(check=False):
      _local(f"black . {'--check' if check else ''}")
  
  
  @command
  def lint():
      _local("flake8 .")
  
  
  @command
  def test(with_coverage=True, check=True):
      if with_coverage:
          _local(
              "coverage run "
              "--source src/local_settings "
              "-m unittest discover "
              "-t . -s tests "
              "&& coverage report"
          )
      else:
          _local("python -m unittest discover -t . -s tests")
      if check:
          format_code(check=True)
          lint()
  
  
  @command
  def tox(clean=False):
      _local(f"tox {'-r' if clean else ''}")
  
new_contents: from runcommands import command
  from runcommands.commands import local as _local
  
  
  @command
  def format_code(check=False):
      _local(f"black . {'--check' if check else ''}")
  
  
  @command
  def lint():
      _local("flake8 .")
  
  
  @command
  def test(with_coverage=True, check=True, fail_fast=False):
      if with_coverage:
          _local(
              "coverage run "
              "--source src/local_settings "
              "-m unittest discover "
              "-t . -s tests "
              "&& coverage report"
          )
      else:
          fail_fast = "-f" if fail_fast else ""
          _local(f"python -m unittest discover -t . -s tests {fail_fast}")
      if check:
          format_code(check=True)
          lint()
  
  
  @command
  def tox(clean=False):
      _local(f"tox {'-r' if clean else ''}")
  
subject: Add --fail-fast flag to test command