"""Redirect stderr."""

if DEBUG:

yield

else:

with threading.Lock():

stderr = sys.stderr

sys.stderr = StringIO()

yield

with threading.Lock():

"""Patch python sys.path.

dir_script = os.path.dirname(os.path.abspath(__file__))

sys.path.insert(0, os.path.join(dir_script, 'libs'))

if sys.platform == 'win32' or sys.platform == 'msys':

dir_submodule = os.path.abspath(os.path.join(dir_script,

'..', 'submodules'))

sub_modules = os.listdir(dir_submodule)

for module in sub_modules:

module_full_path = os.path.join(dir_submodule, module)

if module_full_path not in sys.path: