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rearrangement of doc test

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git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3597 fd906abe-77d9-0310-91a1-e0d9ade77398
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helmutm 2009-10-20 21:14:46 +00:00
parent ebd14c67af
commit 9caf7ab727
1 changed files with 23 additions and 17 deletions
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40
plugin/README.txt
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@ -1,12 +1,16 @@
=======================
Dynamic Plug-in Modules
=======================
==================================
Dynamically Loaded Plug-in Modules
==================================
($Id$)
>>> import os
>>> basePath = os.path.join(os.path.dirname(__file__), 'testing')
Create, Modify, and Reload Plug-in Modules
==========================================
Let's first create a module with a function we'll call later.
>>> mod1Path = os.path.join(basePath, 'mod1.py')
@ -21,9 +25,9 @@ Let's first create a module with a function we'll call later.
>>> f.write(src)
>>> f.close()
We could import this module now but in order to be able to automatically
reload it later (and be able to look it up in the plug-in module registry)
we use a loader module.
We could import this module now immediately but in order to be able to
automatically reload it later (and to be able to look it up in the plug-in
module registry) we include it in a loader module.
>>> loadPath = os.path.join(basePath, 'load.py')
>>> src = '''
@ -46,15 +50,7 @@ the function in it.
>>> mod1.show()
mod1.show() executed
We now append additional code to mod1 and see if it is reloaded automatically;
in order to create a sufficient time difference we change the stored setting.
We also have to remove the .pyc file, otherwise Python will refuse to
recompile the source file because the modification time is not changed
during the run of the test script.
>>> from cybertools.plugin.manage import modules
>>> modules['cybertools.plugin.testing.mod1'].timeStamp -= 2
>>> os.remove(os.path.join(basePath, 'mod1.pyc'))
We now append additional code to mod1 and see if it is reloaded automatically.
>>> src = ''' print 'now changed...'
...
@ -63,11 +59,20 @@ during the run of the test script.
>>> f.write(src)
>>> f.close()
(In order to create a sufficient time difference during testing we patch the
stored setting. We also have to remove the .pyc file, otherwise Python will
refuse to recompile the source file because the modification time is not changed
significantly during the run of the test script.)
>>> from cybertools.plugin.manage import modules
>>> modules['cybertools.plugin.testing.mod1'].timeStamp -= 2
>>> os.remove(os.path.join(basePath, 'mod1.pyc'))
>>> mod1.show()
mod1.show() executed
now changed...
We now append another function to the source file.
Let's append another function to the source file.
>>> src = '''
... @register()
@ -82,7 +87,7 @@ We now append another function to the source file.
>>> modules['cybertools.plugin.testing.mod1'].timeStamp -= 2
>>> os.remove(os.path.join(basePath, 'mod1.pyc'))
When we now try to call the new function, the module will not be reloaded
When we try to call the new function, the module will not be reloaded
automatically.
>>> mod1.another()
@ -97,6 +102,7 @@ But just reloading the load module will also update the mod1 application module.
>>> mod1.another()
executing another function.
Fin de partie
=============