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# Copyright (C) 2013-2016 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties 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, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
from __future__ import unicode_literals
from dnf.pycomp import long
def format_number(number, SI=0, space=' '):
"""Return a human-readable metric-like string representation
of a number.
:param number: the number to be converted to a human-readable form
:param SI: If is 0, this function will use the convention
that 1 kilobyte = 1024 bytes, otherwise, the convention
that 1 kilobyte = 1000 bytes will be used
:param space: string that will be placed between the number
and the SI prefix
:return: a human-readable metric-like string representation of
*number*
"""
# copied from from urlgrabber.progress
symbols = [ ' ', # (none)
'k', # kilo
'M', # mega
'G', # giga
'T', # tera
'P', # peta
'E', # exa
'Z', # zetta
'Y'] # yotta
if SI: step = 1000.0
else: step = 1024.0
thresh = 999
depth = 0
max_depth = len(symbols) - 1
if number is None:
number = 0.0
# we want numbers between 0 and thresh, but don't exceed the length
# of our list. In that event, the formatting will be screwed up,
# but it'll still show the right number.
while number > thresh and depth < max_depth:
depth = depth + 1
number = number / step
if isinstance(number, int) or isinstance(number, long):
format = '%i%s%s'
elif number < 9.95:
# must use 9.95 for proper sizing. For example, 9.99 will be
# rounded to 10.0 with the .1f format string (which is too long)
format = '%.1f%s%s'
else:
format = '%.0f%s%s'
return(format % (float(number or 0), space, symbols[depth]))
def format_time(seconds, use_hours=0):
"""Return a human-readable string representation of a number
of seconds. The string will show seconds, minutes, and
optionally hours.
:param seconds: the number of seconds to convert to a
human-readable form
:param use_hours: If use_hours is 0, the representation will
be in minutes and seconds. Otherwise, it will be in hours,
minutes, and seconds
:return: a human-readable string representation of *seconds*
"""
# copied from from urlgrabber.progress
if seconds is None or seconds < 0:
if use_hours: return '--:--:--'
else: return '--:--'
elif seconds == float('inf'):
return 'Infinite'
else:
seconds = int(seconds)
minutes = seconds // 60
seconds = seconds % 60
if use_hours:
hours = minutes // 60
minutes = minutes % 60
return '%02i:%02i:%02i' % (hours, minutes, seconds)
else:
return '%02i:%02i' % (minutes, seconds)
def indent_block(s):
return '\n'.join(' ' + s for s in s.splitlines())