def test_flush(self):
screen = Screen()
# standard printf will buffer, so output won't come until newline
screen.println('The next line should print all at once...')
for i in range(0, 40):
screen.printf('.')
time.sleep(0.5)
screen.println()
# now flush after each dot
screen.println('The next line should print smoothly...')
for i in range(0, 40):
screen.printf('.')
screen.flush()
time.sleep(0.5)
screen.println()
def test_printf(self):
screen = Screen()
screen.printf('single message.')
screen.printf(
'this should be on ame line as above. explicit newline: \n')
screen.printf('this', 'is', 'a', 'list', 'message')
screen.printf('same line as list message', 'explicit newline: \n')
screen.printf('this is a %s message.\n' % 'printf-style')
screen.printf('this is a {0} message.\n'.format('format-style'))