VCS/__init__.py

Tue, 13 Mar 2018 14:54:46 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Tue, 13 Mar 2018 14:54:46 +0100
changeset 6188
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parent 6048
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child 6303
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permissions
-rw-r--r--

Fixed some loop related coding issues detected by the extended code style checker.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2002 - 2018 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing the general part of the interface to version control
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8 systems.
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9
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10 The general part of the VCS interface defines classes to implement common
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11 dialogs. These are a dialog to enter command options, a dialog to display
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12 some repository information and an abstract base class. The individual
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13 interfaces (i.e. CVS) have to be subclasses of this base class.
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14 """
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15
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16 from __future__ import unicode_literals
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17
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18 from E5Gui.E5Application import e5App
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19
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20 ######################################################################
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21 ## Below is the factory function to instantiate the appropriate
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22 ## vcs object depending on the project settings.
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23 ######################################################################
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24
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25
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26 def factory(vcs):
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27 """
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28 Modul factory function to generate the right vcs object.
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29
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30 @param vcs name of the VCS system to be used (string)
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31 @return the instantiated VCS object
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32 """
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33 pluginManager = e5App().getObject("PluginManager")
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34 if pluginManager is None:
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35 # that should not happen
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36 vc = None
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37
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38 vc = pluginManager.getPluginObject("version_control", vcs,
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39 maybeActive=True)
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40 if vc is None:
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41 # try alternative vcs interfaces assuming, that there is a common
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42 # indicator for the alternatives
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43 for vcsData in pluginManager.getVcsSystemIndicators().values():
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44 for vcsSystem, _vcsSystemDisplay in vcsData:
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45 if vcsSystem == vcs and len(vcsData) > 1:
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46 for vcsSystem, _vcsSystemDisplay in vcsData:
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47 if vcsSystem != vcs:
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48 vc = pluginManager.getPluginObject(
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49 "version_control", vcsSystem, maybeActive=True)
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50 if vc is not None:
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51 return vc
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52
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53 return vc
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56 VcsBasicHelperSingleton = None
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58
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59 def getBasicHelper(project):
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60 """
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61 Module function to get a reference to the basic project helper singleton.
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62
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63 @param project reference to the project object (Project)
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64 @return reference to the basic VCS project helper singleton
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65 (VcsProjectHelper)
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66 """
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67 global VcsBasicHelperSingleton
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68
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69 if VcsBasicHelperSingleton is None:
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70 from .ProjectHelper import VcsProjectHelper
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71 VcsBasicHelperSingleton = VcsProjectHelper(None, project)
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72
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73 return VcsBasicHelperSingleton

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