author | Nishanth Amuluru <nishanth@fossee.in> |
Sat, 08 Jan 2011 22:37:31 +0530 | |
changeset 333 | eb3a191850a1 |
parent 307 | c6bca38c1cbf |
permissions | -rw-r--r-- |
307
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1 |
Make sure the bootstrap script actually works:: |
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>>> import os, sys |
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>>> from os.path import dirname, join |
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>>> import zc.buildout |
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>>> bootstrap_py = join( |
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... dirname( |
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... dirname( |
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... dirname( |
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... dirname(zc.buildout.__file__) |
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... ) |
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... ) |
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... ), |
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... 'bootstrap', 'bootstrap.py') |
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>>> sample_buildout = tmpdir('sample') |
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>>> os.chdir(sample_buildout) |
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>>> write('buildout.cfg', |
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... ''' |
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... [buildout] |
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... parts = |
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... ''') |
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>>> write('bootstrap.py', open(bootstrap_py).read()) |
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>>> print 'X'; print system( |
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... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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... 'bootstrap.py'); print 'X' # doctest: +ELLIPSIS |
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X... |
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Creating directory '/sample/bin'. |
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Creating directory '/sample/parts'. |
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Creating directory '/sample/eggs'. |
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Creating directory '/sample/develop-eggs'. |
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Generated script '/sample/bin/buildout'. |
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... |
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>>> ls(sample_buildout) |
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d bin |
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- bootstrap.py |
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- buildout.cfg |
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d develop-eggs |
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d eggs |
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d parts |
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>>> ls(sample_buildout, 'bin') |
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- buildout |
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|
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>>> print 'X'; ls(sample_buildout, 'eggs') # doctest: +ELLIPSIS |
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X... |
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d zc.buildout-...egg |
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The buildout script it has generated is a new-style script, using a |
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customized site.py. |
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|
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>>> buildout_script = join(sample_buildout, 'bin', 'buildout') |
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>>> if sys.platform.startswith('win'): |
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... buildout_script += '-script.py' |
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>>> print open(buildout_script).read() # doctest: +ELLIPSIS |
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#... |
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<BLANKLINE> |
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import sys |
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sys.path[0:0] = [ |
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'/sample/parts/buildout', |
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] |
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<BLANKLINE> |
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<BLANKLINE> |
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import os |
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path = sys.path[0] |
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if os.environ.get('PYTHONPATH'): |
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path = os.pathsep.join([path, os.environ['PYTHONPATH']]) |
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os.environ['BUILDOUT_ORIGINAL_PYTHONPATH'] = os.environ.get('PYTHONPATH', '') |
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os.environ['PYTHONPATH'] = path |
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import site # imports custom buildout-generated site.py |
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<BLANKLINE> |
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import zc.buildout.buildout |
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<BLANKLINE> |
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if __name__ == '__main__': |
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zc.buildout.buildout.main() |
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<BLANKLINE> |
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|
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The bootstrap process prefers final versions of zc.buildout, so it has |
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selected the (generated-locally) 99.99 egg rather than the also-available |
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100.0b1 egg. We can see that in the buildout script's site.py. |
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|
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>>> buildout_site_py = join( |
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84 |
... sample_buildout, 'parts', 'buildout', 'site.py') |
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85 |
>>> print open(buildout_site_py).read() # doctest: +ELLIPSIS |
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86 |
"... |
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87 |
buildout_paths = [ |
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88 |
'/sample/eggs/setuptools-...egg', |
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89 |
'/sample/eggs/zc.buildout-99.99-pyN.N.egg' |
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90 |
] |
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91 |
... |
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92 |
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93 |
If you want to accept early releases of zc.buildout, you either need to |
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94 |
specify an explicit version (using --version here and specifying the |
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95 |
version in the buildout configuration file using the |
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96 |
``buildout-version`` option or the ``versions`` option) or specify that you |
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97 |
accept early releases by using ``--accept-buildout-test-releases`` on the |
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98 |
bootstrap script. |
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99 |
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100 |
Here's an example. |
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101 |
|
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102 |
>>> ignored = system( |
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103 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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104 |
... 'bootstrap.py --accept-buildout-test-releases') |
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105 |
>>> print open(buildout_site_py).read() # doctest: +ELLIPSIS |
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106 |
"... |
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107 |
buildout_paths = [ |
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108 |
'/sample/eggs/setuptools-...egg', |
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109 |
'/sample/eggs/zc.buildout-100.0b1-pyN.N.egg' |
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110 |
] |
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111 |
... |
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112 |
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113 |
Notice we are now using zc.buildout 100.0b1, a non-final release. |
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114 |
|
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115 |
The buildout script remembers the decision to accept early releases, and |
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116 |
alerts the user. |
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117 |
|
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118 |
>>> print system(join('bin', 'buildout')), |
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119 |
... # doctest: +NORMALIZE_WHITESPACE |
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120 |
NOTE: Accepting early releases of build system packages. Rerun bootstrap |
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121 |
without --accept-buildout-test-releases (-t) to return to default |
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122 |
behavior. |
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123 |
|
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124 |
This is accomplished within the script itself. |
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125 |
|
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126 |
>>> print open(buildout_script).read() # doctest: +ELLIPSIS |
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127 |
#... |
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128 |
sys.argv.insert(1, 'buildout:accept-buildout-test-releases=true') |
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129 |
print ('NOTE: Accepting early releases of build system packages. Rerun ' |
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130 |
'bootstrap without --accept-buildout-test-releases (-t) to return to ' |
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131 |
'default behavior.') |
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132 |
... |
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133 |
|
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134 |
As the note says, to undo, you just need to re-run bootstrap without |
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135 |
--accept-buildout-test-releases. |
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136 |
|
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137 |
>>> ignored = system( |
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138 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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139 |
... 'bootstrap.py') |
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140 |
>>> print open(buildout_site_py).read() # doctest: +ELLIPSIS |
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141 |
"... |
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142 |
buildout_paths = [ |
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143 |
'/sample/eggs/setuptools-...egg', |
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144 |
'/sample/eggs/zc.buildout-99.99-pyN.N.egg' |
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145 |
] |
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146 |
... |
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147 |
>>> ('buildout:accept-buildout-test-releases=true' in |
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148 |
... open(buildout_script).read()) |
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149 |
False |
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150 |
|
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151 |
Now we will try the `--version` option, which lets you define a version for |
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152 |
`zc.buildout`. If not provided, bootstrap will look for the latest one. |
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153 |
|
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154 |
Let's try with an unknown version:: |
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155 |
|
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156 |
>>> print 'XX'; print system( |
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157 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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158 |
... 'bootstrap.py --version UNKNOWN'); print 'X' # doctest: +ELLIPSIS |
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159 |
... |
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160 |
X... |
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161 |
No local packages or download links found for zc.buildout==UNKNOWN... |
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162 |
... |
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163 |
|
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164 |
Now let's try with `1.1.2`, which happens to exist:: |
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165 |
|
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166 |
>>> print 'X'; print system( |
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167 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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168 |
... 'bootstrap.py --version 1.1.2'); print 'X' |
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169 |
... |
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170 |
X |
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171 |
Generated script '/sample/bin/buildout'. |
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172 |
<BLANKLINE> |
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173 |
X |
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174 |
|
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175 |
Versions older than 1.5.0 put their egg dependencies in the ``buildout`` script. |
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176 |
Let's make sure it was generated as we expect:: |
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177 |
|
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178 |
>>> print open(buildout_script).read() # doctest: +ELLIPSIS |
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179 |
#... |
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180 |
<BLANKLINE> |
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181 |
import sys |
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182 |
sys.path[0:0] = [ |
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183 |
'/sample/eggs/setuptools-...egg', |
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184 |
'/sample/eggs/zc.buildout-1.1.2...egg', |
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185 |
] |
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186 |
<BLANKLINE> |
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187 |
import zc.buildout.buildout |
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188 |
<BLANKLINE> |
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189 |
if __name__ == '__main__': |
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190 |
zc.buildout.buildout.main() |
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191 |
<BLANKLINE> |
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192 |
|
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193 |
Let's try with `1.2.1`:: |
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194 |
|
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195 |
>>> print 'X'; print system( |
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196 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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197 |
... 'bootstrap.py --version 1.2.1'); print 'X' # doctest: +ELLIPSIS |
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198 |
... |
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199 |
X |
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200 |
Generated script '/sample/bin/buildout'. |
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201 |
<BLANKLINE> |
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202 |
X |
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203 |
|
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204 |
Let's make sure the generated ``buildout`` script uses it:: |
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205 |
|
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206 |
>>> print open(buildout_script).read() # doctest: +ELLIPSIS |
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207 |
#... |
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208 |
<BLANKLINE> |
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209 |
import sys |
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210 |
sys.path[0:0] = [ |
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211 |
'/sample/eggs/setuptools-...egg', |
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212 |
'/sample/eggs/zc.buildout-1.2.1...egg', |
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213 |
] |
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214 |
<BLANKLINE> |
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215 |
import zc.buildout.buildout |
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216 |
<BLANKLINE> |
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217 |
if __name__ == '__main__': |
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218 |
zc.buildout.buildout.main() |
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219 |
<BLANKLINE> |
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220 |
|
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221 |
``zc.buildout`` now can also run with `Distribute` with the `--distribute` |
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222 |
option:: |
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223 |
|
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224 |
>>> print 'X'; print system( |
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225 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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226 |
... 'bootstrap.py --distribute'); print 'X' # doctest: +ELLIPSIS |
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227 |
... |
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228 |
X |
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229 |
... |
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230 |
Generated script '/sample/bin/buildout'... |
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231 |
X |
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232 |
|
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233 |
Let's make sure the generated ``site.py`` uses it:: |
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234 |
>>> print open(buildout_site_py).read() # doctest: +ELLIPSIS |
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"... |
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buildout_paths = [ |
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'/sample/eggs/distribute-...egg', |
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'/sample/eggs/zc.buildout-99.99-pyN.N.egg' |
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239 |
] |
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240 |
... |
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241 |
|
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242 |
Make sure both options can be used together:: |
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243 |
|
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244 |
>>> print 'X'; print system( |
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... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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... 'bootstrap.py --distribute --version 1.2.1'); print 'X' |
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... # doctest: +ELLIPSIS |
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... |
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249 |
X |
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250 |
... |
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251 |
Generated script '/sample/bin/buildout'... |
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252 |
X |
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253 |
|
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254 |
Let's make sure the old-style generated ``buildout`` script uses |
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255 |
``Distribute`` *and* ``zc.buildout-1.2.1``:: |
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256 |
|
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>>> print open(buildout_script).read() # doctest: +ELLIPSIS |
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258 |
#... |
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259 |
<BLANKLINE> |
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260 |
import sys |
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261 |
sys.path[0:0] = [ |
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262 |
'/sample/eggs/distribute-...egg', |
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'/sample/eggs/zc.buildout-1.2.1...egg', |
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264 |
] |
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265 |
<BLANKLINE> |
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266 |
import zc.buildout.buildout |
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267 |
<BLANKLINE> |
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if __name__ == '__main__': |
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zc.buildout.buildout.main() |
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270 |
<BLANKLINE> |
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271 |
|
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272 |
Last, the -c option needs to work on bootstrap.py:: |
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273 |
|
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274 |
>>> conf_file = os.path.join(sample_buildout, 'other.cfg') |
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>>> f = open(conf_file, 'w') |
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>>> f.write('[buildout]\nparts=\n\n') |
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>>> f.close() |
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278 |
>>> print 'X'; print system( |
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... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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... 'bootstrap.py -c %s --distribute' % conf_file); print 'X' # doctest: +ELLIPSIS |
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281 |
... |
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282 |
X |
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283 |
... |
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284 |
Generated script '/sample/bin/buildout'... |
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285 |
X |
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286 |
|
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287 |
You can specify a location of ez_setup.py or distribute_setup, so you |
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288 |
can rely on a local or remote location. We'll write our own ez_setup.py |
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289 |
that we will also use to test some other bootstrap options. |
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290 |
|
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291 |
>>> write('ez_setup.py', '''\ |
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292 |
... def use_setuptools(**kwargs): |
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293 |
... import sys, pprint |
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294 |
... pprint.pprint(kwargs, width=40) |
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295 |
... sys.exit() |
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296 |
... ''') |
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297 |
>>> print system( |
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298 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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299 |
... 'bootstrap.py --setup-source=./ez_setup.py') |
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300 |
... # doctest: +ELLIPSIS |
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301 |
{'download_delay': 0, |
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302 |
'to_dir': '...'} |
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303 |
<BLANKLINE> |
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304 |
|
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305 |
You can also pass a download-cache, and a place in which eggs should be stored |
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306 |
(they are normally stored in a temporary directory). |
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307 |
|
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308 |
>>> print system( |
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309 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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310 |
... 'bootstrap.py --setup-source=./ez_setup.py '+ |
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311 |
... '--download-base=./download-cache --eggs=eggs') |
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312 |
... # doctest: +ELLIPSIS |
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313 |
{'download_base': '/sample/download-cache/', |
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314 |
'download_delay': 0, |
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315 |
'to_dir': '/sample/eggs'} |
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316 |
<BLANKLINE> |
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317 |
|
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318 |
Here's the entire help text. |
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319 |
|
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320 |
>>> print system( |
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321 |
... zc.buildout.easy_install._safe_arg(sys.executable)+' '+ |
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322 |
... 'bootstrap.py --help'), |
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323 |
... # doctest: +ELLIPSIS +NORMALIZE_WHITESPACE |
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324 |
Usage: [DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options] |
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325 |
<BLANKLINE> |
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326 |
Bootstraps a buildout-based project. |
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327 |
<BLANKLINE> |
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328 |
Simply run this script in a directory containing a buildout.cfg, using the |
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329 |
Python that you want bin/buildout to use. |
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330 |
<BLANKLINE> |
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331 |
Note that by using --setup-source and --download-base to point to |
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332 |
local resources, you can keep this script from going over the network. |
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333 |
<BLANKLINE> |
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334 |
<BLANKLINE> |
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335 |
Options: |
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336 |
-h, --help show this help message and exit |
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337 |
-v VERSION, --version=VERSION |
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338 |
use a specific zc.buildout version |
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339 |
-d, --distribute Use Distribute rather than Setuptools. |
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340 |
--setup-source=SETUP_SOURCE |
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341 |
Specify a URL or file location for the setup file. If |
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342 |
you use Setuptools, this will default to |
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343 |
http://peak.telecommunity.com/dist/ez_setup.py; if you |
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344 |
use Distribute, this will default to http://python- |
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345 |
distribute.org/distribute_setup.py. |
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346 |
--download-base=DOWNLOAD_BASE |
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347 |
Specify a URL or directory for downloading zc.buildout |
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348 |
and either Setuptools or Distribute. Defaults to PyPI. |
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349 |
--eggs=EGGS Specify a directory for storing eggs. Defaults to a |
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350 |
temporary directory that is deleted when the bootstrap |
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351 |
script completes. |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
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352 |
-t, --accept-buildout-test-releases |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
353 |
Normally, if you do not specify a --version, the |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
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354 |
bootstrap script and buildout gets the newest *final* |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
355 |
versions of zc.buildout and its recipes and extensions |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
356 |
for you. If you use this flag, bootstrap and buildout |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
357 |
will get the newest releases even if they are alphas |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
358 |
or betas. |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
359 |
-c CONFIG_FILE Specify the path to the buildout configuration file to |
c6bca38c1cbf
Added buildout stuff and made changes accordingly
Nishanth Amuluru <nishanth@fossee.in>
parents:
diff
changeset
|
360 |
be used. |