old_contents: from nose.plugins.skip import SkipTest
  import subprocess
  import sys
  import unittest
  
  
  def check_output_and_print_stderr(args):
      """Run the specified command. If it does not exit cleanly, print the stderr
      of the command to stderr"""
      try:
          subprocess.check_output(args, stderr=subprocess.STDOUT)
      except subprocess.CalledProcessError as e:
          print e.output
          raise
  
  
  class StyleTest(unittest.TestCase):
      "run flake8 with the right arguments and ensure all files pass"
      def test_style(self):
          "run flake8 with the right arguments and ensure all files pass"
          check_output_and_print_stderr(['flake8', '--ignore=F', 'raco'])
  
      def test_pylint(self):
          "run pylint -E to catch obvious errors"
          # TODO fix this. Most related to "flexible" use of types in
          #      Grappa, C, and Pipelines.
          raise SkipTest()
          check_output_and_print_stderr(['pylint', '-E', 'raco'])
  
new_contents: from nose.plugins.skip import SkipTest
  import subprocess
  import sys
  import unittest
  
  
  def check_output_and_print_stderr(args):
      """Run the specified command. If it does not exit cleanly, print the stderr
      of the command to stdout. Note that stderr prints are displayed as tests
      run, whereas stdout prints show up next to the failed test. We want the
      latter."""
      try:
          subprocess.check_output(args, stderr=subprocess.STDOUT)
      except subprocess.CalledProcessError as e:
          print e.output
          raise
  
  
  class StyleTest(unittest.TestCase):
      "run flake8 with the right arguments and ensure all files pass"
      def test_style(self):
          "run flake8 with the right arguments and ensure all files pass"
          check_output_and_print_stderr(['flake8', '--ignore=F', 'raco'])
  
      def test_pylint(self):
          "run pylint -E to catch obvious errors"
          # TODO fix this. Most related to "flexible" use of types in
          #      Grappa, C, and Pipelines.
          raise SkipTest()
          check_output_and_print_stderr(['pylint', '-E', 'raco'])
  
subject: fix stderr comment, clarify stdout vs stderr