def test_save_load_on_blackboard(self):
blackboard = Blackboard(SupportedMemoryType.DICTIONARY)
blackboard.set('hello', 'world', read_only=True)
blackboard.save()
blackboard.close()
blackboard = Blackboard(SupportedMemoryType.DICTIONARY)
blackboard.load()
self.assertEqual(blackboard.get('hello'), 'world')
with self.assertRaises(exception.NotEditable):
blackboard.update('hello', 'G.Ted')
with self.assertRaises(exception.UnsafeLoading):
blackboard.load()
druru = User(
name='Druru',
skills=['C++ 11', 'Git', 'Docker', 'Unreal Engine'],
age=27.9,
address=Address(
country='S. Korea',
city='Incheon'
)
)
blackboard.set('user', druru, read_only=False)
gted = User(
name='G.Ted',
skills=['Python (2 & 3)', 'Git', 'Docker', 'ROS'],
age=20.5,
address=Address(
country='S. Korea',
city='Seoul'
)
)
blackboard.update('user', gted)
blackboard.save()
blackboard.close()
blackboard = Blackboard(SupportedMemoryType.REDIS)
blackboard.load()
self.assertEqual(blackboard.get('hello'), 'world')
self.assertEqual(blackboard.get('user'), gted)
blackboard.close()
# remove saved gblackboard directory and files
gblackboard_path = './.gblackboard'
if os.path.exists(gblackboard_path):
for root, dirs, files in os.walk(gblackboard_path, topdown=False):
for name in files:
os.remove(os.path.join(root, name))
for name in dirs:
os.rmdir(os.path.join(root, name))
os.rmdir(root)
import datetime as dt
class User(object):
def __init__(self, name, email):
self.name = name
self.email = email
self.created_at = dt.datetime.now()
def __repr__(self):
return '<User(name={self.name!r})>'.format(self=self)
blackboard = Blackboard(SupportedMemoryType.DICTIONARY)
# Store sample data
blackboard.set('user', User("G.Ted", "*****@*****.**"))
# Save current blackboard contents as file.
blackboard.save()
# Close current blackboard;
# this means clear all data in blackboard
blackboard.close()
# ------------------------------------------------------------
blackboard = Blackboard(SupportedMemoryType.DICTIONARY)
# Load saved blackboard contents from files.
blackboard.load()
user = blackboard.get('user')
print(user)
# <User(name='G.Ted')> will be printed.