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annotate lib/python3.8/site-packages/pip/_vendor/progress/bar.py @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2012 Giorgos Verigakis <verigak@gmail.com>
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4 #
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5 # Permission to use, copy, modify, and distribute this software for any
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6 # purpose with or without fee is hereby granted, provided that the above
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7 # copyright notice and this permission notice appear in all copies.
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8 #
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9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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16
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17 from __future__ import unicode_literals
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18
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19 import sys
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20
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21 from . import Progress
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22
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23
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24 class Bar(Progress):
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25 width = 32
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26 suffix = '%(index)d/%(max)d'
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27 bar_prefix = ' |'
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28 bar_suffix = '| '
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29 empty_fill = ' '
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30 fill = '#'
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31
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32 def update(self):
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33 filled_length = int(self.width * self.progress)
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34 empty_length = self.width - filled_length
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35
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36 message = self.message % self
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37 bar = self.fill * filled_length
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38 empty = self.empty_fill * empty_length
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39 suffix = self.suffix % self
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40 line = ''.join([message, self.bar_prefix, bar, empty, self.bar_suffix,
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41 suffix])
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42 self.writeln(line)
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43
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44
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45 class ChargingBar(Bar):
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46 suffix = '%(percent)d%%'
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47 bar_prefix = ' '
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48 bar_suffix = ' '
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49 empty_fill = '∙'
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50 fill = '█'
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51
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52
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53 class FillingSquaresBar(ChargingBar):
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54 empty_fill = '▢'
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55 fill = '▣'
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56
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57
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58 class FillingCirclesBar(ChargingBar):
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59 empty_fill = '◯'
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60 fill = '◉'
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61
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62
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63 class IncrementalBar(Bar):
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64 if sys.platform.startswith('win'):
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65 phases = (u' ', u'▌', u'█')
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66 else:
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67 phases = (' ', '▏', '▎', '▍', '▌', '▋', '▊', '▉', '█')
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68
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69 def update(self):
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70 nphases = len(self.phases)
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71 filled_len = self.width * self.progress
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72 nfull = int(filled_len) # Number of full chars
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73 phase = int((filled_len - nfull) * nphases) # Phase of last char
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74 nempty = self.width - nfull # Number of empty chars
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75
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76 message = self.message % self
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77 bar = self.phases[-1] * nfull
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78 current = self.phases[phase] if phase > 0 else ''
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79 empty = self.empty_fill * max(0, nempty - len(current))
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80 suffix = self.suffix % self
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81 line = ''.join([message, self.bar_prefix, bar, current, empty,
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82 self.bar_suffix, suffix])
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83 self.writeln(line)
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84
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85
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86 class PixelBar(IncrementalBar):
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87 phases = ('⡀', '⡄', '⡆', '⡇', '⣇', '⣧', '⣷', '⣿')
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88
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89
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90 class ShadyBar(IncrementalBar):
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91 phases = (' ', '░', '▒', '▓', '█')