def read_from_json(filename): # make tasks and return the list
project = Project()
with open('houseproject.json') as data_file:
data = json.load(data_file)
for task in data['Leafs']:
leaf_task = Leaf(task['id'],task['label'],task['description'],
task['original_hours'],task['revised_hours'],
task['percent_complete'],task['est_remaining_hrs'],
int(task['est_remaining_workdays']), task['engineers'])
project.add_task(leaf_task)
for task in data['Sequential']:
seq_task = Sequential(task['id'],task['label'],task['description'],
task['children'])
project.add_task(seq_task)
for task in data['Parallel']:
par_task = Parallel(task['id'], task['label'],task['description'],
task['children'])
project.add_task(par_task)
for engr in data['engineers']:
engineer = Engineer(engr['id'], engr['name'], engr['available_hours'])
project.add_engineer(engineer)
project.initialize()
return project
