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annotate paint/info.py @ 54:a8236b97abd3

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separate methods for gathering package information
author Jeff Hammel <jhammel@mozilla.com>
date Wed, 23 Jan 2013 15:12:37 -0800
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children 042a1b2a3e8a
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54
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1 """
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2 interfaces to get information from a package
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3 """
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4
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5 import os
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6 import sys
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7
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8 class PackageInfo(object):
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9 """abstract base class of package info"""
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10 def __init__(self, path):
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11 """
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12 - path : path to setup.py or its directory
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13 """
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14 if os.path.isdir(path):
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15 path = os.path.join(path, 'setup.py')
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16 assert os.path.exists(path), "'%s' not found" % path
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17 self.setup_py = os.path.abspath(path)
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18
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19 def __call__(self):
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20 """returns dictionary of package info"""
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21 raise NotImplementedError("abstract base class")
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22
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23 class SetupOverridePackageInfo(PackageInfo):
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24 """
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25 gather setup.py information by overriding the function
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26 """
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27
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28 def __call__(self):
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29 setuptools = sys.modules.get('setuptools')
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30 sys.modules['setuptools'] = sys.modules[__name__]
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31 globals()['setup'] = self._setup
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32 try:
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33
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34 return self.__dict__.pop('_info')
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35
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36 def _setup(self, **kwargs):
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37 self._info = kwargs