add func_getargs.py module from Louis Coilliot

Adds some introspection support using the "inspect"
module

1 files changed, 60 insertions, 0 deletions

diff --git a/func/minion/modules/func_getargs.py b/func/minion/modules/func_getargs.py
new file mode 100644
index 0000000..e9270ff
--- /dev/null
+++ b/func/minion/modules/func_getargs.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python
+
+#
+# Copyright 2008
+# Louis Coilliot <louis.coilliot@wazemmes.org>
+#
+# This software may be freely redistributed under the terms of the GNU
+# general public license.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+from platform import python_version_tuple as pv
+import sys
+import inspect
+import func_module
+
+class getArgs(func_module.FuncModule): 
+    version = "0.0.1" 
+    api_version = "0.0.1" 
+    description = "Get args of methods of the class in a func module"
+
+    def get(self, modname, methodname): 
+        """Returns a list of args for the specified method in the class of a func module.
+        This is useful when register_method_args is not defined (or not properly)
+        """ 
+        vtuple=pv()
+        pyver=vtuple[0]+'.'+vtuple[1]
+        sys.path.append('/usr/lib/python'+pyver+'/site-packages/func/minion/modules/') 
+        the_mod=__import__(modname)
+
+        name,data=inspect.getmembers(the_mod, inspect.isclass)[0] 
+        the_class=modname+'.'+name
+
+        c=getattr(the_mod, name)
+
+        return [ arg for arg in inspect.getargspec(eval('c.'+methodname))[0] if arg != 'self' ]
+
+
+    def register_method_args(self):
+        """Implementing the method arg getter"""
+        return {
+            'get':{
+                'args':{
+                    'modname':{
+                        'type':'string',
+                        'optional':False,
+                        'description':'The module name you want to check'
+                        },
+                    'methodname':{
+                        'type':'string',
+                        'optional':False,
+                        'description':'The method name you want to check'
+                        }
+                    },
+                'description':'Returns a list with the args of the method you checked'
+                    }
+                }
+