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Diffstat (limited to 'scripts/fancy_sleep.py')
-rwxr-xr-x | scripts/fancy_sleep.py | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/scripts/fancy_sleep.py b/scripts/fancy_sleep.py new file mode 100755 index 0000000..e00839f --- /dev/null +++ b/scripts/fancy_sleep.py @@ -0,0 +1,228 @@ +#!/usr/bin/env python3 +# Copyright 2017 vg@devys.org +# SPDX-License-Identifier: MIT + +''' +Simple and fancy sleep for console. + +Time can be precised as XX[h|m|s] [YY[m|s]] [ZZ[s]] or XX:YY[:ZZ]. + +Usage: fancy-sleep [options] TIME... + fancy-sleep -h|--help + +Options: + -h, --help Display this help message +''' + + +import contextlib +import datetime +import sys +import time +import re + +import docopt + + +# to avoid accidental trailing spaces removal, use another character and +# replace. +NUMBERS = [i.replace('.', ' ') for i in ( + """\ + ██████ + ██ ██ + ██ ██ + ██ ██ + ██████ +""", + """\ + ██ + ██ + ██ + ██ + ██ +""", + """\ + ██████ + ██ + ██████ + ██.... + ██████ +""", + """\ + ██████ + ██ + ██████ + ██ + ██████ +""", + """\ + ██ ██ + ██ ██ + ██████ + ██ + ██ +""", + """\ + ██████ + ██.... + ██████ + ██ + ██████ +""", + """\ + ██████ + ██.... + ██████ + ██ ██ + ██████ +""", + """\ + ██████ + ██ + ██ + ██ + ██ +""", + """\ + ██████ + ██ ██ + ██████ + ██ ██ + ██████ +""", + """\ + ██████ + ██ ██ + ██████ + ██ + ██████ +""", + """\ + . + ██. + . + ██. + . +""", +)] + + +def print_translated(string): + 'print 09:30 style time to big:numbers' + translated = [] + for character in string: + index = 0 + if character >= '0' and character <= '9': + index = ord(character) - ord('0') + elif character == ':': + index = 10 + translated.append(NUMBERS[index]) + display_lines = ['', '', '', '', '', ''] + for index in range(5): + for number in translated: + display_lines[index] += number.splitlines()[index] + print('\n'.join(display_lines), end='') + + +def determine_delta(elements, + time_pattern=re.compile(r'^(\d+)([dhms]?)$')): + 'return a cumulative datetime.timedelta from elements list of strings' + default = datetime.datetime.strptime('0', '%S') + timedelta = datetime.timedelta() + for element in elements: + groups = time_pattern.match(element) + if groups: + if groups.group(2) == 'd': + timedelta += datetime.timedelta(days=float(groups.group(1))) + elif groups.group(2) == 'h': + timedelta += datetime.timedelta(hours=float(groups.group(1))) + elif groups.group(2) == 'm': + timedelta += datetime.timedelta(minutes=float(groups.group(1))) + elif groups.group(2) == 's' or groups.group(2) == '': + timedelta += datetime.timedelta(seconds=float(groups.group(1))) + + + #with contextlib.suppress(ValueError): + # timedelta += datetime.datetime.strptime(element, '%dd') - default + #with contextlib.suppress(ValueError): + # timedelta += datetime.datetime.strptime(element, '%Hh') - default + #with contextlib.suppress(ValueError): + # timedelta += datetime.datetime.strptime(element, '%Mm') - default + #with contextlib.suppress(ValueError): + # timedelta += datetime.datetime.strptime(element, '%Ss') - default + #with contextlib.suppress(ValueError): + # timedelta += datetime.datetime.strptime(element, '%S') - default + else: + with contextlib.suppress(ValueError): + timedelta += datetime.datetime.strptime(element, '%H:%M') - default + with contextlib.suppress(ValueError): + timedelta += datetime.datetime.strptime(element, '%H:%M:%S') - default + return timedelta + + +def test_determine_delta(): + 'test determine_delta function (callable with pytest-3)' + assert determine_delta('11'.split()) \ + == datetime.timedelta(seconds=11) + assert determine_delta('11s'.split()) \ + == datetime.timedelta(seconds=11) + assert determine_delta('11h 47m'.split()) \ + == datetime.timedelta(hours=11, minutes=47) + assert determine_delta('11h 47'.split()) \ + == datetime.timedelta(hours=11, seconds=47) + assert determine_delta('11h 47m 09'.split()) \ + == datetime.timedelta(hours=11, minutes=47, seconds=9) + assert determine_delta('09:53'.split()) \ + == datetime.timedelta(hours=9, minutes=53) + assert determine_delta('8:2 9'.split()) \ + == datetime.timedelta(hours=8, minutes=2, seconds=9) + assert determine_delta('8d 5:32 6s'.split()) \ + == datetime.timedelta(days=8, hours=5, minutes=32, seconds=6) + + +def main(): + 'function called only when script invoked directly on command line' + + args = docopt.docopt(__doc__) + + curtime = datetime.datetime.now() + timedelta = determine_delta(args['TIME']) + target_time = curtime + timedelta + + print('Launched at:', curtime.strftime('%F %T')) + print('Run until:', target_time.strftime('%F %T')) + sys.stdout.flush() + + if sys.stdout.isatty(): + print() + + print('\n'*5, '\x1b[5A', sep='', end='') + print('\x1b[s', end='') # save cursor + try: + while True: + delta = target_time.timestamp() - time.time() + if delta <= 0: + break + hours = int(delta / 3600) + minutes = int(delta / 60) % 60 + seconds = int(delta) % 60 + + print('\x1b[u', end='') # restore cursor + time_string = '%02d:%02d:%02d' % (hours, minutes, seconds) + #print('\rremainining time: %s' % time_string, end='') + print_translated(time_string) + + time.sleep(1) + except KeyboardInterrupt: + sys.exit(130) + finally: + print() + else: + try: + time.sleep(target_time.timestamp() - time.time()) + except KeyboardInterrupt: + sys.exit(130) + + +if __name__ == '__main__': + main() |