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Add an option to dump profiling data

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This commit is contained in:
Kovid Goyal 2016-10-20 10:04:59 +05:30
parent c0a9e75c63
commit eaa6c7656a
1 changed files with 18 additions and 4 deletions
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22
kitty/main.py
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@ -83,9 +83,17 @@ def option_parser():
a('--exec', '-e', dest='child', default=pwd.getpwuid(os.geteuid()).pw_shell or '/bin/sh', help=_('Run the specified command instead of the shell')) a('--exec', '-e', dest='child', default=pwd.getpwuid(os.geteuid()).pw_shell or '/bin/sh', help=_('Run the specified command instead of the shell'))
a('-d', '--directory', default='.', help=_('Change to the specified directory when launching')) a('-d', '--directory', default='.', help=_('Change to the specified directory when launching'))
a('--version', action='version', version='{} {} by Kovid Goyal'.format(appname, '.'.join(str_version))) a('--version', action='version', version='{} {} by Kovid Goyal'.format(appname, '.'.join(str_version)))
a('--profile', action='store_true', default=False, help=_('Show profiling data after exit'))
return parser return parser
def run_app():
try:
return QApplication.instance().exec_()
except KeyboardInterrupt:
pass
def main(): def main():
args = option_parser().parse_args() args = option_parser().parse_args()
if args.cmd: if args.cmd:
@ -105,7 +113,13 @@ def main():
raise SystemExit(str(err)) from None raise SystemExit(str(err)) from None
w = MainWindow(opts) w = MainWindow(opts)
w.show() w.show()
try: if args.profile:
app.exec_() import cProfile
except KeyboardInterrupt: pr = cProfile.Profile()
pass pr.enable()
ret = run_app()
pr.print_stats('cumtime')
pr.disable()
else:
ret = run_app()
return ret