fixed a little bug caused by not setting the parent of flows correctly

evaluate.py

@@ -314,7 +314,6 @@ class Function(object):
         This is also the places where the decorators are processed.
         """
         f = self.base_func
-        print 'dec', f
 
         # only enter it, if has not already been processed
         if not self.is_decorated:
@@ -347,7 +346,6 @@ class Function(object):
                 debug.dbg('decorator end', f)
         if f != self.base_func and isinstance(f, parsing.Function):
             f = Function(f)
-        print 'enddec', f
         return f
 
     def __getattr__(self, name):
@@ -455,7 +453,6 @@ class Execution(Executable):
             result.append(self_name)
 
         param_dict = {}
-        print 'base', self.base, self.base.params
         for param in self.base.params:
             param_dict[str(param.get_name())] = param
         # There may be calls, which don't fit all the params, this just ignores
@@ -582,8 +579,6 @@ class Execution(Executable):
         Call the default method with the own instance (self implements all
         the necessary functions). Add also the params.
         """
-        a = self.get_params()
-        print 'params', a
         return self.get_params() + parsing.Scope._get_set_vars(self)
 
     @property

parsing.py

@@ -363,6 +363,8 @@ class Flow(Scope):
     :type set_vars: list
     """
     def __init__(self, command, inits, indent, line_nr, set_vars=None):
+        self._parent = None
+        self.next = None
         super(Flow, self).__init__(indent, line_nr, '')
         self.command = command
         # These have to be statements, because of with, which takes multiple.
@@ -375,7 +377,16 @@ class Flow(Scope):
             self.set_vars = set_vars
             for s in self.set_vars:
                 s.parent = self
-        self.next = None
+
+    @property
+    def parent(self):
+        return self._parent
+
+    @parent.setter
+    def parent(self, value):
+        self._parent = value
+        if self.next:
+            self.next.parent = value
 
     def get_code(self, first_indent=False, indention="    "):
         if self.set_vars:

test/completion/decorators.py

@@ -110,5 +110,6 @@ def memoize(function):
 def follow_statement(stmt):
     return stmt
 
+# here we had problems with the else clause, because the parent was not right.
 #? int()
 follow_statement(1)