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|
#
# documentSignoffDemo.py
#
# Example of a state machine modeling the state of a document in a document
# control system, using named state transitions
#
import statemachine
import documentsignoffstate
print(
"\n".join(
t.__name__ for t in documentsignoffstate.DocumentRevisionState.transitions()
)
)
class Document(documentsignoffstate.DocumentRevisionStateMixin):
def __init__(self):
self.initialize_state(documentsignoffstate.New)
def run_demo():
import random
doc = Document()
print(doc)
# begin editing document
doc.create()
print(doc)
print(doc.state.description)
while not isinstance(doc._state, documentsignoffstate.Approved):
print("...submit")
doc.submit()
print(doc)
print(doc.state.description)
if random.randint(1, 10) > 3:
print("...reject")
doc.reject()
else:
print("...approve")
doc.approve()
print(doc)
print(doc.state.description)
doc.activate()
print(doc)
print(doc.state.description)
if __name__ == "__main__":
run_demo()
|
