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annotate python/venvit.py @ 895:8d3df8c0c730

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author Jeff Hammel <k0scist@gmail.com>
date Fri, 13 Aug 2021 15:16:21 -0700
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1 #!/usr/bin/env python
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2 """
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3 venvit.py -- the equivalent of ez_setup.py for virtualenv, but less intrusive;
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4 It wants a one-step installation to install python into a new virtualenv.
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5 venvit is meant to be used via e.g. curl, although you can download it as well:
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6
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7 curl http://example.com/path/to/venvit.py | python - <package>
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8
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9 If <package> is a package name, it tries to install it from the cheeseshop.
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10
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11 If it is a svn/hg/git/tgz/etc URL, it should download and install the software
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12 in source.
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13
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14 Only useful output -- like the scripts installed -- should be output to the
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15 user.
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16
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17 Ideally, packages could have a venvit__init__.py (or a better name) that
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18 will be executed after installation (or a venvit.txt which would just be output
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19 to console, maybe falling back to the README
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20 """
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21
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22 import optparse
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23 import sys
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24
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25 # class for VCS
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26 # TODO: hg, git, ...
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27
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28 # usage
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29
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30 args = sys.argv[1:]
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31 if len(args) != 1:
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32 print "Usage: %prog <repo-location>"
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33
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34
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35 # determine name of the package
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36 name = args[0]
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37 for i in ('/trunk', '/branches', '/tag'):
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38 if name.endswith(i):
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39 name = name[:-len(i)]
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40
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41 NAME=${NAME%%/} # remove trailing slash
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42 NAME=${NAME##*/}
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43
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44 if svn info $1 2> /dev/null
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45 then
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46 CHECKOUT="svn co"
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47 else
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48 CHECKOUT="hg clone"
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49 fi
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50
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51 # create a virtualenv and install the software
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52 VIRTUAL_ENV_LOCATION="${HOME}/virtualenv/virtualenv.py"
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53 python ${VIRTUAL_ENV_LOCATION} ${NAME}
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54 cd ${NAME}
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55 source bin/activate
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56 mkdir src/
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57 cd src/
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58 $CHECKOUT $1 ${NAME}
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59 cd ${NAME}
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60 python setup.py develop