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#!/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
_determine_delta_pattern = None
# to avoid accidental trailing spaces removal, use another character and
# replace.
numbers = [i.replace('.', ' ') for i in (
"""\
██████
██ ██
██ ██
██ ██
██████
""",
"""\
██
██
██
██
██
""",
"""\
██████
██
██████
██....
██████
""",
"""\
██████
██
██████
██
██████
""",
"""\
██ ██
██ ██
██████
██
██
""",
"""\
██████
██....
██████
██
██████
""",
"""\
██████
██....
██████
██ ██
██████
""",
"""\
██████
██
██
██
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""",
"""\
██████
██ ██
██████
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██████
""",
"""\
██████
██ ██
██████
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""",
"""\
.
██.
.
██.
.
""",
)]
def print_translated(string):
translated = []
for character in string:
index = 0
if '0' <= character 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]?)$')):
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 determine_delta_tests():
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))
if __name__ == '__main__':
'run fancy-sleep code: args parsing, display and sleeping logic'
# FIXME: can be done automatically with nose for example ?
determine_delta_tests()
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)
|
