Initial conductor implementation

conductor/conductor/function_context.py

@@ -0,0 +1,50 @@
+class Context(object):
+    def __init__(self, parent=None):
+        self._parent = parent
+        self._data = None
+
+    def _get_data(self):
+        if self._data is None:
+            self._data = {} if self._parent is None else self._parent._get_data().copy()
+        return self._data
+
+    def __getitem__(self, item):
+        context, path = self._parseContext(item)
+        return context._get_data().get(path)
+
+    def __setitem__(self, key, value):
+        context, path = self._parseContext(key)
+        context._get_data()[path] = value
+
+    def _parseContext(self, path):
+        context = self
+        index = 0
+        for c in path:
+            if c == ':' and context._parent is not None:
+                context = context._parent
+            elif c == '/':
+                while context._parent is not None:
+                    context = context._parent
+            else:
+                break
+
+            index += 1
+
+        return context, path[index:]
+
+    def assign_from(self, context, copy=False):
+        self._parent = context._parent
+        self._data = context._data
+        if copy and self._data is not None:
+            self._data = self._data.copy()
+
+    @property
+    def parent(self):
+        return self._parent
+
+    def __str__(self):
+        if self._data is not None:
+            return str(self._data)
+        if self._parent:
+            return str(self._parent)
+        return str({})