def execute(self, args):
# pylint: disable=unpacking-non-sequence
ext_loader = ExtensionLoader(packages=settings.extension_packages, paths=settings.extension_paths)
extension = ext_loader.get_extension_class(args.name)
out = StringIO()
term_width, term_height = get_terminal_size()
format_extension(extension, out, term_width)
text = out.getvalue()
pager = get_pager()
if len(text.split('\n')) > term_height and pager:
try:
sp = subprocess.Popen(pager, stdin=subprocess.PIPE)
sp.communicate(text)
except OSError:
self.logger.warning('Could not use PAGER "{}"'.format(pager))
sys.stdout.write(text)
else:
sys.stdout.write(text)
def execute(self, args):
# pylint: disable=unpacking-non-sequence
ext_loader = ExtensionLoader(packages=settings.extension_packages,
paths=settings.extension_paths)
extension = ext_loader.get_extension_class(args.name)
out = StringIO()
term_width, term_height = get_terminal_size()
format_extension(extension, out, term_width)
text = out.getvalue()
pager = get_pager()
if len(text.split('\n')) > term_height and pager:
try:
sp = subprocess.Popen(pager, stdin=subprocess.PIPE)
sp.communicate(text)
except OSError:
self.logger.warning('Could not use PAGER "{}"'.format(pager))
sys.stdout.write(text)
else:
sys.stdout.write(text)
def get_text_width(self):
if not self._text_width:
self._text_width, _ = get_terminal_size() # pylint: disable=unpacking-non-sequence
return self._text_width
