def page(self, text):
"""
Print text by pages
"""
cmd = hdtv.options.Get("ui.pager.cmd")
args = hdtv.options.Get("ui.pager.args")
pydoc.tempfilepager(text, str(cmd) + " " + str(args))
def page(self, html, end='\n'):
"""
Print text by pages
"""
# TODO: Convert HTML to ANSI?
if not hdtv.options.Get("ui.pager.builtin"):
cmd = hdtv.options.Get("ui.pager.cmd")
args = hdtv.options.Get("ui.pager.args")
pydoc.tempfilepager(html, str(cmd) + " " + str(args))
else:
self.pager(html, end)
def test_tempfilepager(self):
# tempfilepager does not choke on unicode
doc = pydoc.render_doc(self.Q)
output = {}
def mock_system(cmd):
filename = cmd.strip()[1:-1]
self.assertEqual('"' + filename + '"', cmd.strip())
output['content'] = open(filename).read()
saved, os.system = os.system, mock_system
try:
pydoc.tempfilepager(doc, '')
self.assertEqual(output['content'], pydoc._encode(doc))
finally:
os.system = saved
def test_tempfilepager(self):
# tempfilepager does not choke on unicode
doc = pydoc.render_doc(self.Q)
output = {}
def mock_system(cmd):
filename = cmd.strip()[1:-1]
self.assertEqual('"' + filename + '"', cmd.strip())
output['content'] = open(filename).read()
saved, os.system = os.system, mock_system
try:
pydoc.tempfilepager(doc, '')
self.assertEqual(output['content'], pydoc._encode(doc))
finally:
os.system = saved
def getpager():
"""Decide what method to use for paging through text."""
if not hasattr(sys.stdin, "isatty"):
return plainpager
if not hasattr(sys.stdout, "isatty"):
return plainpager
if not sys.stdin.isatty() or not sys.stdout.isatty():
return plainpager
use_pager = os.environ.get('MANPAGER') or os.environ.get('PAGER')
if use_pager:
if sys.platform == 'win32': # pipes completely broken in Windows
return lambda text: tempfilepager(plain(text), use_pager)
elif os.environ.get('TERM') in ('dumb', 'emacs'):
return lambda text: pipepager(plain(text), use_pager)
else:
return lambda text: pipepager(text, use_pager)
if os.environ.get('TERM') in ('dumb', 'emacs'):
return plainpager
if sys.platform == 'win32':
return lambda text: tempfilepager(plain(text), 'more <')
if hasattr(os, 'system') and os.system('(less) 2>/dev/null') == 0:
return lambda text: pipepager(text, 'less -X')
def pager(text):
return pydoc.tempfilepager(pydoc.plain(text), cmd)
def update_event(self, inp=-1):
self.set_output_val(0, pydoc.tempfilepager(self.input(0),
self.input(1)))
