From 29da0a7ca6a2ffcef789a632c47c56cbcf10f785 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Krist=C3=B3f=20T=C3=B3th?= <kristof.toth@avatao.com>
Date: Sat, 7 Apr 2018 15:21:13 +0200
Subject: [PATCH] Implement first version of LinearFSM

---
 lib/tfw/__init__.py   | 1 +
 lib/tfw/linear_fsm.py | 9 +++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 lib/tfw/linear_fsm.py

diff --git a/lib/tfw/__init__.py b/lib/tfw/__init__.py
index ab6c8a6..a97731f 100644
--- a/lib/tfw/__init__.py
+++ b/lib/tfw/__init__.py
@@ -3,3 +3,4 @@
 
 from .event_handler_base import TriggerlessEventHandler, TriggeredEventHandler
 from .fsm_base import FSMBase
+from .linear_fsm import LinearFSM
diff --git a/lib/tfw/linear_fsm.py b/lib/tfw/linear_fsm.py
new file mode 100644
index 0000000..f5a63ba
--- /dev/null
+++ b/lib/tfw/linear_fsm.py
@@ -0,0 +1,9 @@
+from .fsm_base import FSMBase
+
+
+class LinearFSM(FSMBase):
+    def __init__(self, number_of_steps):
+        self.states = list(map(str, range(number_of_steps)))
+        self.transitions = [{'trigger': 'step', 'source': index, 'dest': str(int(index)+1)}
+                            for index in self.states[:-1]]
+        super(LinearFSM, self).__init__()