#!/usr/bin/python # Copyright 2010 Lars Wirzenius # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . '''Profile updating of a value, when there are many unrelated widgets.''' import cProfile import ttystatus class FakeTTY(object): def open_tty(self): pass def has_capabilities(self): return True def get_up_sequence(self): return '' def get_down_sequence(self): return '' def get_erase_line_sequence(self): return '' def get_width(self): return 80 def write(self, raw_data): pass tty = FakeTTY() ts = ttystatus.TerminalStatus(_terminal=tty, period=0) ts.format( '%ElapsedTime() %Counter(current-file) files found; ' '%ByteSize(uploaded-bytes) uploaded %Pathname(current-dir)') ts['uploaded-bytes'] = 0 ts.disable() num_updates = 1000*1000 def loop(): for i in xrange(num_updates): ts['updated-bytes'] = i cProfile.run('loop()', 'ttystatus.prof')