import sys
import pbs
import hashlib
-from clint.textui import colored, progress as uiprogress
+from colors import red, green, yellow
+from progress.bar import Bar
class FatalError(Exception):
def error(msg, new_line=True):
nl = "\n" if new_line else ''
- sys.stderr.write(colored.red('Error: %s' % msg) + nl)
+ sys.stderr.write(red('Error: %s' % msg) + nl)
def warn(msg, new_line=True):
if not silent:
nl = "\n" if new_line else ''
- sys.stderr.write(colored.yellow("Warning: %s" % msg) + nl)
+ sys.stderr.write(yellow("Warning: %s" % msg) + nl)
def success(msg, new_line=True):
if not silent:
nl = "\n" if new_line else ''
- sys.stdout.write(colored.green(msg) + nl)
+ sys.stdout.write(green(msg) + nl)
if not nl:
sys.stdout.flush()
sys.stdout.flush()
-def progress(message=''):
+def progress(message='', bar_type="default"):
- PROGRESS_LENGTH = 32
- MESSAGE_LENGTH = 32
+ MESSAGE_LENGTH = 30
- def progress_generator(n=100):
- position = 0
- msg = message.ljust(MESSAGE_LENGTH)
- for i in uiprogress.bar(range(n), msg, PROGRESS_LENGTH, silent):
- if i < position:
- continue
- position = yield
- yield # suppress the StopIteration exception
- return progress_generator
+ suffix = {
+ 'default': '%(index)d/%(max)d',
+ 'percent': '%(percent)d%%',
+ 'b': '%(index)d/%(max)d B',
+ 'kb': '%(index)d/%(max)d KB',
+ 'mb': '%(index)d/%(max)d MB'
+ }
-def md5(filename, size, progress = None):
+ bar = Bar()
+ bar.message = message.ljust(MESSAGE_LENGTH)
+ bar.fill = '#'
+ bar.suffix = suffix[bar_type]
+ bar.bar_prefix = ' ['
+ bar.bar_suffix = '] '
- BLOCKSIZE = 2^22 # 4MB
+ return bar
+
+def md5(filename, size):
+
+ BLOCKSIZE = 2 ** 22 # 4MB
+
+ progressbar = progress("Calculating md5sum:", 'mb')
+ progressbar.max = ((size + 2 ** 20 - 1) // (2 ** 20))
md5 = hashlib.md5()
with open(filename, "r") as src:
left = size
data = src.read(length)
md5.update(data)
left -= length
+ progressbar.goto((size - left) // (2 ** 20))
+
+ checksum = md5.hexdigest()
+ output("\rCalculating md5sum...\033[K", False)
+ success(checksum)
- return md5.hexdigest()
+ return checksum
# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :