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# Copyright 2015 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 <http://www.gnu.org/licenses/>.
'''An example program for ttystatus: compute checksums.'''
import hashlib
import os
import sys
import ttystatus
num_bytes = 1024**2
def main():
ts = ttystatus.TerminalStatus(period=0.1)
ts.format(
'Elapsed time: %ElapsedTime()\n'
'Current file: %Pathname(filename)\n'
'File count: %Counter(filename)\n'
'Combined size: %ByteSize(bytes-read)\n'
'Checksum speed: %ByteSpeed(bytes-read)'
)
ts['bytes-read'] = 0
for dirname, subdirs, basenames in os.walk(sys.argv[1]):
for basename in basenames:
filename = os.path.join(dirname, basename)
if os.path.isfile(filename):
ts['filename'] = filename
checksum = hashlib.sha512()
with open(filename, 'rb') as f:
data = f.read(num_bytes)
checksum.update(data)
ts['bytes-read'] += len(data)
ts.finish()
if __name__ == '__main__':
main()
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