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annotate venv/lib/python2.7/site-packages/planemo/git.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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d67268158946 planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
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1 """ Utilities for interacting with git using planemo abstractions.
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2 """
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3 import subprocess
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4 from planemo import io
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5
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6
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7 def command_clone(ctx, src, dest, bare=False):
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8 """ Take in ctx to allow more configurability down the road.
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9 """
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10 bare_arg = ""
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11 if bare:
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12 bare_arg = "--bare"
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13 return "git clone %s '%s' '%s'" % (bare_arg, src, dest)
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15
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16 def clone(*args, **kwds):
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17 command = command_clone(*args, **kwds)
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18 return io.shell(command)
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20
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21 def rev(ctx, directory):
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22 """ Raw revision for git directory specified.
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23
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24 Throws ``RuntimeError`` if not a git directory.
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25 """
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26 cmd_template = "cd '%s' && git rev-parse HEAD"
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27 cmd = cmd_template % directory
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28 stdout, _ = io.communicate(
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29 cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE
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30 )
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31 return stdout.strip()
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32
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34 def is_rev_dirty(ctx, directory):
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35 cmd = "cd '%s' && git diff --quiet" % directory
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36 return io.shell(cmd) != 0
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39 def rev_if_git(ctx, directory):
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40 try:
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41 the_rev = rev(ctx, directory)
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42 is_dirtry = is_rev_dirty(ctx, directory)
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43 if is_dirtry:
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44 the_rev += "-dirty"
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45 return the_rev
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46 except RuntimeError:
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47 return None