Mercurial > repos > bcclaywell > argo_navis

annotate venv/lib/python2.7/site-packages/click/_termui_impl.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 """
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2 click._termui_impl
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3 ~~~~~~~~~~~~~~~~~~
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4
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5 This module contains implementations for the termui module. To keep the
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6 import time of Click down, some infrequently used functionality is placed
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7 in this module and only imported as needed.
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8
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9 :copyright: (c) 2014 by Armin Ronacher.
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10 :license: BSD, see LICENSE for more details.
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11 """
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12 import os
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13 import sys
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14 import time
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15 import math
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16 from ._compat import _default_text_stdout, range_type, PY2, isatty, \
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17 open_stream, strip_ansi, term_len, get_best_encoding, WIN
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18 from .utils import echo
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19 from .exceptions import ClickException
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20
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21
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22 if os.name == 'nt':
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23 BEFORE_BAR = '\r'
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24 AFTER_BAR = '\n'
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25 else:
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26 BEFORE_BAR = '\r\033[?25l'
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27 AFTER_BAR = '\033[?25h\n'
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28
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29
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30 def _length_hint(obj):
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31 """Returns the length hint of an object."""
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32 try:
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33 return len(obj)
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34 except TypeError:
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35 try:
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36 get_hint = type(obj).__length_hint__
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37 except AttributeError:
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38 return None
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39 try:
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40 hint = get_hint(obj)
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41 except TypeError:
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42 return None
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43 if hint is NotImplemented or \
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44 not isinstance(hint, (int, long)) or \
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45 hint < 0:
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46 return None
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47 return hint
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48
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49
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50 class ProgressBar(object):
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51
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52 def __init__(self, iterable, length=None, fill_char='#', empty_char=' ',
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53 bar_template='%(bar)s', info_sep=' ', show_eta=True,
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54 show_percent=None, show_pos=False, item_show_func=None,
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55 label=None, file=None, color=None, width=30):
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56 self.fill_char = fill_char
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57 self.empty_char = empty_char
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58 self.bar_template = bar_template
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59 self.info_sep = info_sep
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60 self.show_eta = show_eta
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61 self.show_percent = show_percent
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62 self.show_pos = show_pos
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63 self.item_show_func = item_show_func
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64 self.label = label or ''
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65 if file is None:
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66 file = _default_text_stdout()
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67 self.file = file
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68 self.color = color
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69 self.width = width
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70 self.autowidth = width == 0
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71
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72 if length is None:
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73 length = _length_hint(iterable)
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74 if iterable is None:
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75 if length is None:
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76 raise TypeError('iterable or length is required')
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77 iterable = range_type(length)
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78 self.iter = iter(iterable)
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79 self.length = length
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80 self.length_known = length is not None
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81 self.pos = 0
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82 self.avg = []
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83 self.start = self.last_eta = time.time()
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84 self.eta_known = False
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85 self.finished = False
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86 self.max_width = None
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87 self.entered = False
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88 self.current_item = None
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89 self.is_hidden = not isatty(self.file)
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90
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91 def __enter__(self):
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92 self.entered = True
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93 self.render_progress()
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94 return self
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95
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96 def __exit__(self, exc_type, exc_value, tb):
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97 self.render_finish()
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98
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99 def __iter__(self):
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100 if not self.entered:
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101 raise RuntimeError('You need to use progress bars in a with block.')
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102 self.render_progress()
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103 return self
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104
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105 def render_finish(self):
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106 if self.is_hidden:
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107 return
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108 self.file.write(AFTER_BAR)
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109 self.file.flush()
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110
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111 @property
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112 def pct(self):
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113 if self.finished:
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114 return 1.0
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115 return min(self.pos / (float(self.length) or 1), 1.0)
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116
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117 @property
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118 def time_per_iteration(self):
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119 if not self.avg:
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120 return 0.0
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121 return sum(self.avg) / float(len(self.avg))
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122
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123 @property
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124 def eta(self):
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125 if self.length_known and not self.finished:
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126 return self.time_per_iteration * (self.length - self.pos)
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127 return 0.0
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128
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129 def format_eta(self):
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130 if self.eta_known:
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131 return time.strftime('%H:%M:%S', time.gmtime(self.eta + 1))
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132 return ''
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133
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134 def format_pos(self):
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135 pos = str(self.pos)
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136 if self.length_known:
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137 pos += '/%s' % self.length
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138 return pos
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139
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140 def format_pct(self):
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141 return ('% 4d%%' % int(self.pct * 100))[1:]
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142
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143 def format_progress_line(self):
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144 show_percent = self.show_percent
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145
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146 info_bits = []
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147 if self.length_known:
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148 bar_length = int(self.pct * self.width)
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149 bar = self.fill_char * bar_length
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150 bar += self.empty_char * (self.width - bar_length)
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151 if show_percent is None:
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152 show_percent = not self.show_pos
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153 else:
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154 if self.finished:
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155 bar = self.fill_char * self.width
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156 else:
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157 bar = list(self.empty_char * (self.width or 1))
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158 if self.time_per_iteration != 0:
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159 bar[int((math.cos(self.pos * self.time_per_iteration)
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160 / 2.0 + 0.5) * self.width)] = self.fill_char
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161 bar = ''.join(bar)
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162
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163 if self.show_pos:
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164 info_bits.append(self.format_pos())
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165 if show_percent:
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166 info_bits.append(self.format_pct())
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167 if self.show_eta and self.eta_known and not self.finished:
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168 info_bits.append(self.format_eta())
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169 if self.item_show_func is not None:
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170 item_info = self.item_show_func(self.current_item)
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171 if item_info is not None:
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172 info_bits.append(item_info)
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173
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174 return (self.bar_template % {
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175 'label': self.label,
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176 'bar': bar,
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177 'info': self.info_sep.join(info_bits)
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178 }).rstrip()
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179
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180 def render_progress(self):
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181 from .termui import get_terminal_size
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182
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183 if self.is_hidden:
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184 echo(self.label, file=self.file, color=self.color)
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185 self.file.flush()
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186 return
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187
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188 # Update width in case the terminal has been resized
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189 if self.autowidth:
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190 old_width = self.width
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191 self.width = 0
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192 clutter_length = term_len(self.format_progress_line())
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193 new_width = max(0, get_terminal_size()[0] - clutter_length)
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194 if new_width < old_width:
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195 self.file.write(BEFORE_BAR)
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196 self.file.write(' ' * self.max_width)
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197 self.max_width = new_width
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198 self.width = new_width
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199
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200 clear_width = self.width
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201 if self.max_width is not None:
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202 clear_width = self.max_width
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203
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204 self.file.write(BEFORE_BAR)
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205 line = self.format_progress_line()
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206 line_len = term_len(line)
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207 if self.max_width is None or self.max_width < line_len:
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208 self.max_width = line_len
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209 # Use echo here so that we get colorama support.
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210 echo(line, file=self.file, nl=False, color=self.color)
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211 self.file.write(' ' * (clear_width - line_len))
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212 self.file.flush()
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213
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214 def make_step(self, n_steps):
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215 self.pos += n_steps
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216 if self.length_known and self.pos >= self.length:
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217 self.finished = True
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218
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219 if (time.time() - self.last_eta) < 1.0:
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220 return
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221
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222 self.last_eta = time.time()
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223 self.avg = self.avg[-6:] + [-(self.start - time.time()) / (self.pos)]
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224
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225 self.eta_known = self.length_known
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226
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227 def update(self, n_steps):
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228 self.make_step(n_steps)
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229 self.render_progress()
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230
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231 def finish(self):
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232 self.eta_known = 0
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233 self.current_item = None
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234 self.finished = True
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235
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236 def next(self):
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237 if self.is_hidden:
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238 return next(self.iter)
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239 try:
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240 rv = next(self.iter)
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241 self.current_item = rv
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242 except StopIteration:
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243 self.finish()
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244 self.render_progress()
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245 raise StopIteration()
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246 else:
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247 self.update(1)
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248 return rv
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249
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250 if not PY2:
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251 __next__ = next
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252 del next
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253
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254
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255 def pager(text, color=None):
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256 """Decide what method to use for paging through text."""
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257 stdout = _default_text_stdout()
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258 if not isatty(sys.stdin) or not isatty(stdout):
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259 return _nullpager(stdout, text, color)
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260 pager_cmd = (os.environ.get('PAGER', None) or '').strip()
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261 if pager_cmd:
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262 if WIN:
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263 return _tempfilepager(text, pager_cmd, color)
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264 return _pipepager(text, pager_cmd, color)
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265 if os.environ.get('TERM') in ('dumb', 'emacs'):
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266 return _nullpager(stdout, text, color)
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267 if WIN or sys.platform.startswith('os2'):
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268 return _tempfilepager(text, 'more <', color)
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269 if hasattr(os, 'system') and os.system('(less) 2>/dev/null') == 0:
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270 return _pipepager(text, 'less', color)
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271
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272 import tempfile
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273 fd, filename = tempfile.mkstemp()
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274 os.close(fd)
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275 try:
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276 if hasattr(os, 'system') and os.system('more "%s"' % filename) == 0:
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277 return _pipepager(text, 'more', color)
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278 return _nullpager(stdout, text, color)
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279 finally:
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280 os.unlink(filename)
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281
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282
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283 def _pipepager(text, cmd, color):
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284 """Page through text by feeding it to another program. Invoking a
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285 pager through this might support colors.
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286 """
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287 import subprocess
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288 env = dict(os.environ)
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289
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290 # If we're piping to less we might support colors under the
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291 # condition that
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292 cmd_detail = cmd.rsplit('/', 1)[-1].split()
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293 if color is None and cmd_detail[0] == 'less':
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294 less_flags = os.environ.get('LESS', '') + ' '.join(cmd_detail[1:])
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295 if not less_flags:
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296 env['LESS'] = '-R'
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297 color = True
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298 elif 'r' in less_flags or 'R' in less_flags:
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299 color = True
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300
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301 if not color:
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302 text = strip_ansi(text)
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303
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304 c = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE,
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305 env=env)
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306 encoding = get_best_encoding(c.stdin)
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307 try:
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308 c.stdin.write(text.encode(encoding, 'replace'))
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309 c.stdin.close()
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310 except (IOError, KeyboardInterrupt):
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311 pass
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312
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313 # Less doesn't respect ^C, but catches it for its own UI purposes (aborting
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314 # search or other commands inside less).
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315 #
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316 # That means when the user hits ^C, the parent process (click) terminates,
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317 # but less is still alive, paging the output and messing up the terminal.
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318 #
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319 # If the user wants to make the pager exit on ^C, they should set
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320 # `LESS='-K'`. It's not our decision to make.
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321 while True:
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322 try:
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323 c.wait()
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324 except KeyboardInterrupt:
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325 pass
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326 else:
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327 break
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328
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329
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330 def _tempfilepager(text, cmd, color):
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331 """Page through text by invoking a program on a temporary file."""
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332 import tempfile
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333 filename = tempfile.mktemp()
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334 if not color:
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335 text = strip_ansi(text)
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336 encoding = get_best_encoding(sys.stdout)
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337 with open_stream(filename, 'wb')[0] as f:
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338 f.write(text.encode(encoding))
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339 try:
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340 os.system(cmd + ' "' + filename + '"')
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341 finally:
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342 os.unlink(filename)
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343
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344
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345 def _nullpager(stream, text, color):
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346 """Simply print unformatted text. This is the ultimate fallback."""
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347 if not color:
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348 text = strip_ansi(text)
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349 stream.write(text)
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350
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351
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352 class Editor(object):
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353
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354 def __init__(self, editor=None, env=None, require_save=True,
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355 extension='.txt'):
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356 self.editor = editor
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357 self.env = env
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358 self.require_save = require_save
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359 self.extension = extension
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360
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361 def get_editor(self):
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362 if self.editor is not None:
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363 return self.editor
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364 for key in 'VISUAL', 'EDITOR':
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365 rv = os.environ.get(key)
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366 if rv:
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367 return rv
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368 if WIN:
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369 return 'notepad'
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370 for editor in 'vim', 'nano':
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371 if os.system('which %s >/dev/null 2>&1' % editor) == 0:
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372 return editor
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373 return 'vi'
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374
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375 def edit_file(self, filename):
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376 import subprocess
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377 editor = self.get_editor()
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378 if self.env:
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379 environ = os.environ.copy()
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380 environ.update(self.env)
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381 else:
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382 environ = None
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383 try:
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bcclaywell
parents:
diff changeset
384 c = subprocess.Popen('%s "%s"' % (editor, filename),
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
385 env=environ, shell=True)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
386 exit_code = c.wait()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
387 if exit_code != 0:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
388 raise ClickException('%s: Editing failed!' % editor)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
389 except OSError as e:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
390 raise ClickException('%s: Editing failed: %s' % (editor, e))
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
391
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
392 def edit(self, text):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
393 import tempfile
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
394
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
395 text = text or ''
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
396 if text and not text.endswith('\n'):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
397 text += '\n'
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
398
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
399 fd, name = tempfile.mkstemp(prefix='editor-', suffix=self.extension)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
400 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
401 if WIN:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
402 encoding = 'utf-8-sig'
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
403 text = text.replace('\n', '\r\n')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
404 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
405 encoding = 'utf-8'
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
406 text = text.encode(encoding)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
407
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
408 f = os.fdopen(fd, 'wb')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
409 f.write(text)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
410 f.close()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
411 timestamp = os.path.getmtime(name)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
412
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
413 self.edit_file(name)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
414
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
415 if self.require_save \
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
416 and os.path.getmtime(name) == timestamp:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
417 return None
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
418
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
419 f = open(name, 'rb')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
420 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
421 rv = f.read()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
422 finally:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
423 f.close()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
424 return rv.decode('utf-8-sig').replace('\r\n', '\n')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
425 finally:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
426 os.unlink(name)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
427
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
428
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
429 def open_url(url, wait=False, locate=False):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
430 import subprocess
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
431
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
432 def _unquote_file(url):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
433 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
434 import urllib
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
435 except ImportError:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
436 import urllib
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
437 if url.startswith('file://'):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
438 url = urllib.unquote(url[7:])
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
439 return url
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
440
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
441 if sys.platform == 'darwin':
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
442 args = ['open']
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
443 if wait:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
444 args.append('-W')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
445 if locate:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
446 args.append('-R')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
447 args.append(_unquote_file(url))
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
448 null = open('/dev/null', 'w')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
449 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
450 return subprocess.Popen(args, stderr=null).wait()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
451 finally:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
452 null.close()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
453 elif WIN:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
454 if locate:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
455 url = _unquote_file(url)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
456 args = 'explorer /select,"%s"' % _unquote_file(
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
457 url.replace('"', ''))
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
458 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
459 args = 'start %s "" "%s"' % (
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
460 wait and '/WAIT' or '', url.replace('"', ''))
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
461 return os.system(args)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
462
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
463 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
464 if locate:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
465 url = os.path.dirname(_unquote_file(url)) or '.'
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
466 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
467 url = _unquote_file(url)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
468 c = subprocess.Popen(['xdg-open', url])
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
469 if wait:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
470 return c.wait()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
471 return 0
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
472 except OSError:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
473 if url.startswith(('http://', 'https://')) and not locate and not wait:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
474 import webbrowser
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
475 webbrowser.open(url)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
476 return 0
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
477 return 1
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
478
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
479
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
480 def _translate_ch_to_exc(ch):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
481 if ch == '\x03':
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
482 raise KeyboardInterrupt()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
483 if ch == '\x04':
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
484 raise EOFError()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
485
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
486
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
487 if WIN:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
488 import msvcrt
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
489
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
490 def getchar(echo):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
491 rv = msvcrt.getch()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
492 if echo:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
493 msvcrt.putchar(rv)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
494 _translate_ch_to_exc(rv)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
495 if PY2:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
496 enc = getattr(sys.stdin, 'encoding', None)
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
497 if enc is not None:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
498 rv = rv.decode(enc, 'replace')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
499 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
500 rv = rv.decode('cp1252', 'replace')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
501 return rv
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
502 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
503 import tty
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
504 import termios
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
505
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
506 def getchar(echo):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
507 if not isatty(sys.stdin):
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
508 f = open('/dev/tty')
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
509 fd = f.fileno()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
510 else:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
511 fd = sys.stdin.fileno()
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
512 f = None
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
513 try:
d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
bcclaywell
parents:
diff changeset
514 old_settings = termios.tcgetattr(fd)
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515 try:
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516 tty.setraw(fd)
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517 ch = os.read(fd, 32)
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518 if echo and isatty(sys.stdout):
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519 sys.stdout.write(ch)
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520 finally:
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521 termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
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522 sys.stdout.flush()
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523 if f is not None:
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524 f.close()
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525 except termios.error:
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526 pass
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527 _translate_ch_to_exc(ch)
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528 return ch.decode(get_best_encoding(sys.stdin), 'replace')