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Code Issues Releases Wiki Activity

Refactor YamlFSM

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This commit is contained in:
Kristóf Tóth 2018-07-04 16:22:03 +02:00
parent 7a92d88b73
commit bfa1bffbc5
1 changed files with 8 additions and 8 deletions
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16
lib/tfw/yaml_fsm.py
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@ -12,29 +12,29 @@ class YamlFSM(FSMBase):
self.config = self.parse_config(config_file) self.config = self.parse_config(config_file)
self.patch_config_callbacks() self.patch_config_callbacks()
self.setup_states() self.setup_states()
super(YamlFSM, self).__init__() # FSMBase.__init__() requires states super().__init__() # FSMBase.__init__() requires states
self.setup_transitions() self.setup_transitions()
@staticmethod @staticmethod
def parse_config(config_file): def parse_config(config_file):
with open(config_file, 'r') as ifile: with open(config_file, 'r') as ifile:
return yaml.load(ifile) return yaml.safe_load(ifile)
def setup_states(self): def setup_states(self):
self.states = [State(**state) for state in self.config['states']] self.states = [State(**state) for state in self.config['states']]
def setup_transitions(self): def setup_transitions(self):
for transition in self.config['transitions']: for transition in self.config['transitions']:
self.machine.add_transition(**transition) self.add_transition(**transition)
def patch_config_callbacks(self): def patch_config_callbacks(self):
topatch = {'on_enter', 'on_exit', 'prepare', 'before', 'after'} topatch = ('on_enter', 'on_exit', 'prepare', 'before', 'after')
for array in {'states', 'transitions'}: for array in ('states', 'transitions'):
for json_obj in self.config[array]: for json_obj in self.config[array]:
for attribute, value in json_obj.items(): for key in json_obj:
if attribute in topatch: if key in topatch:
json_obj[attribute] = partial(self.run, value) json_obj[key] = partial(self.run, json_obj[key])
@staticmethod @staticmethod
def run(command, event): def run(command, event):