1 # Copyright 2012 GRNET S.A. All rights reserved.
3 # Redistribution and use in source and binary forms, with or
4 # without modification, are permitted provided that the following
7 # 1. Redistributions of source code must retain the above
8 # copyright notice, this list of conditions and the following
11 # 2. Redistributions in binary form must reproduce the above
12 # copyright notice, this list of conditions and the following
13 # disclaimer in the documentation and/or other materials
14 # provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
17 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
20 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
24 # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 # POSSIBILITY OF SUCH DAMAGE.
29 # The views and conclusions contained in the software and
30 # documentation are those of the authors and should not be
31 # interpreted as representing official policies, either expressed
32 # or implied, of GRNET S.A.
35 from progress.bar import Bar
36 from colors import red, green, yellow
39 def error(msg, new_line=True, color=True):
40 nl = "\n" if new_line else ' '
42 sys.stderr.write(red('Error: %s' % msg) + nl)
44 sys.stderr.write('Error: %s' % msg + nl)
47 def warn(msg, new_line=True, color=True):
48 nl = "\n" if new_line else ' '
50 sys.stderr.write(yellow("Warning: %s" % msg) + nl)
52 sys.stderr.write("Warning: %s" % msg + nl)
55 def success(msg, new_line=True, color=True):
56 nl = "\n" if new_line else ' '
58 sys.stdout.write(green(msg) + nl)
60 sys.stdout.write(msg + nl)
65 def output(msg='', new_line=True):
66 nl = "\n" if new_line else ' '
67 sys.stdout.write(msg + nl)
74 def error(self, msg, new_line=True):
75 error(msg, new_line, False)
77 def warn(self, msg, new_line=True):
78 warn(msg, new_line, False)
80 def success(self, msg, new_line=True):
81 success(msg, new_line, False)
83 def output(self, msg='', new_line=True):
86 def _get_progress(self):
87 progress = self._Progress
88 progress.output = self
91 Progress = property(_get_progress)
93 class _Progress(object):
94 def __init__(self, size, title, bar_type='default'):
95 self.output.output("%s..." % title, False)
104 def success(self, result):
105 self.output.success(result)
107 def progress_generator(self, message):
109 progressbar = self.Progress(message, 'default')
116 progressbar.success('done')
121 class Output_wth_colors(Output):
122 def error(self, msg, new_line=True):
125 def warn(self, msg, new_line=True):
128 def success(self, msg, new_line=True):
129 success(msg, new_line)
132 class Output_wth_progress(Output_wth_colors):
133 class _Progress(Bar):
137 'default': '%(index)d/%(max)d',
138 'percent': '%(percent)d%%',
139 'b': '%(index)d/%(max)d B',
140 'kb': '%(index)d/%(max)d KB',
141 'mb': '%(index)d/%(max)d MB'
144 def __init__(self, size, title, bar_type='default'):
145 super(Output_wth_progress._Progress, self).__init__()
148 self.bar_prefix = ' ['
149 self.bar_suffix = '] '
150 self.message = ("%s:" % self.title).ljust(self.MESSAGE_LENGTH)
151 self.suffix = self.template[bar_type]
154 # print empty progress bar workaround
157 def success(self, result):
158 self.output.output("\r%s...\033[K" % self.title, False)
159 self.output.success(result)
162 class Silent(Output):
163 def warn(self, msg, new_line=True):
166 def success(self, msg, new_line=True):
169 def output(self, msg='', new_line=True):
173 class Silent_wth_colors(Silent):
174 def error(self, msg, new_line=True):
177 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :