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Userdata transfer from State to sub State MachineIf we would like to transfer data from state in the top State machine to the sub state machine, we can remap the outkey of state with the input key o

有限状态机(Python)Finite-state machine (wikipedia)FiniteStateMachine(python-wiki)Is there a beautiful State Machine framework, in Python?SMACH专题（一）----安装与初探ROS WIKI fo

unittest — Unit testing frameworkTo achieve this, unittest supports some important concepts:test fixtureA test fixture represents the preparation needed to perform one or moretests, and any asso

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Question /usr/bin/python3.4 /home/evan/PycharmProjects/smach_projects/GettingStarted.pyTraceback (most recent call last):  File "/home/evan/PycharmProjects/smach_projects/GettingStarted.py", l