test

test/parsertest.py

@@ -0,0 +1,69 @@
+import json
+import imp
+import os.path as path
+
+class DummyParent(object):
+    def __init__(self, name=None, argsToReplace=None):
+        self.name = name
+        self.argsToReplace = argsToReplace
+
+    def get_args_to_replace(self):
+        return self.argsToReplace
+
+
+def replace_with_import(objList, items_func):
+        """
+        replaces configuration dicts with their objects by importing and creating it in the first step.
+        In the second step the original list of json config dicts gets replaced by the loaded objects
+
+        :param objList: the list of objects which is iterated on
+        :param modPart: the folder from the module (i.e tasks, parsers)
+        :param items_func: function to get a pointer on the list of json-config-objects to replace. Takes one argument and
+        should return a list of
+        :param class_check: currently unsupported
+        """
+        for obj in objList:
+            repl = []
+            items = items_func(obj)
+            for clazzItem in items:
+                try:
+
+                    clazz = clazzItem["class"]
+                    p = path.join("lib", clazz + ".py")
+                    mod = imp.load_source(clazz, p)
+                    item = mod.create(clazzItem)
+                    items.append(item)
+                except ImportError, err:
+                    print "could not import " + clazz + ": " + str(clazzItem) + "! reason"
+                    print str(err)
+                except KeyError, k:
+                    print "Key " + str(k) + " not in classItem " + str(clazzItem)
+                except Exception, e:
+                    print "Error while replacing class ( " + clazz + " ):" + str(e)
+
+            del items[:]
+            items.extend(repl)
+
+jsonFile = '''
+{
+    "someDummy": {
+        "argsToReplace":
+        [
+            {"class": "dummy", "args": {"someargs":"ok"}},
+            {"class": "dummy", "args": {"someother":"blah"}}
+        ]
+    }
+}
+'''
+
+jsonDict = json.loads(jsonFile)
+
+dummys=[]
+for key, val in jsonDict.items():
+    dummys.append(DummyParent(key, **val))
+
+items_func = lambda dummy: dummy.get_args_to_replace()
+replace_with_import(dummys, items_func)
+
+
+