def open(self):
# If .db files exist, read them. If not, create them.
if os.path.isfile('data/City.db') and os.path.isfile(
'data/Country.db'):
print 'The pipeline has been opened!'
self.city = MainBody.fakeopen('data/City.db')
self.country = MainBody.fakeopen('data/Country.db')
else:
print "Have to create db files! Don't panic!"
print "The pipeline has been opened!"
self.city = MainBody.fakeopen('data/City.db')
self.country = MainBody.fakeopen('data/Country.db')
city_handle = open(self.city_path, 'r')
country_handle = open(self.country_path, 'r')
for city in city_handle:
elm_list = city.split('\t')
try:
self.city[elm_list[2]].append(elm_list)
except:
self.city[elm_list[2]] = [elm_list]
for country in country_handle:
elm_list = country.split('\t')
self.country[elm_list[0]] = elm_list
self.country.sync()
self.city.sync()
def Get(self, key):
self.db = MainBody.fakeopen(self.filename)
key = str(key)
try:
# Meta data
return self.db[key]
finally:
self.db.sync()
def Remove(self, key):
self.db = MainBody.fakeopen(self.filename)
key = str(key)
try:
print self.db.keys()
if key not in self.db.keys():
raise LookupError
del self.db[key]
except LookupError:
print "Error: there is no %s exist" %key
self.db.sync()
def Put(self, key, data):
self.db = MainBody.fakeopen(self.filename)
key = str(key)
self.db[key] = data
if key in self.db.keys():
# print str(key) + " in db"
print "show db keys after PUT " + key + " " +str(self.db.keys())
else:
print str(key) + " not in db"
return
self.db.sync()
def __init__(self, filename):
self.filename = filename
self.getdb = MainBody.fakeopen(self.filename)
import MainBody
import concurracy
from timeit import Timer
test = MainBody.fakeopen('cs542.db')
print 'Puting "A" in'
print 'Size: 1048000 Bytes'
test['A'] = bytearray(1048000)
test.sync()
print 'Puting "B" in'
print 'Size: 1048000 Bytes'
test['B'] = bytearray(1048000)
test.sync()
print 'Puting "C" in'
print 'Size: 1048000 Bytes'
test['C'] = bytearray(1048000)
test.sync()
print 'Puting "D" in'
print 'Size: 1048000 Bytes'
test['D'] = bytearray(1048000)
test.sync()
print 'Deleting "B"'
del test['B']
print 'Puting "E" in'
print 'Size: 1048000/2 Bytes'
test['E'] = bytearray(1048000 / 2)
print 'Puting "F" in'
print 'Size: 1048000 Bytes'
test['F'] = bytearray(1048000)
test.sync()
del test['C']
import MainBody
import concurracy
from timeit import Timer
test = MainBody.fakeopen('cs542.db')
print 'Puting "A" in'
print 'Size: 1048000 Bytes'
test['A'] = bytearray(1048000)
test.sync()
print 'Puting "B" in'
print 'Size: 1048000 Bytes'
test['B'] = bytearray(1048000)
test.sync()
print 'Puting "C" in'
print 'Size: 1048000 Bytes'
test['C'] = bytearray(1048000)
test.sync()
print 'Puting "D" in'
print 'Size: 1048000 Bytes'
test['D'] = bytearray(1048000)
test.sync()
print 'Deleting "B"'
del test['B']
print 'Puting "E" in'
print 'Size: 1048000/2 Bytes'
test['E'] = bytearray(1048000/2)
print 'Puting "F" in'
print 'Size: 1048000 Bytes'
test['F'] = bytearray(1048000)
test.sync()
del test['C']
import MainBody
from timeit import Timer
test = MainBody.fakeopen('Test01.db')
print 'Puting "A" in'
print 'Size: 1048000 Bytes'
test['A'] = bytearray(1048000)
test.sync()
print 'Puting "B" in'
print 'Size: 1048000 Bytes'
test['B'] = bytearray(1048000)
test.sync()
print 'Puting "C" in'
print 'Size: 1048000 Bytes'
test['C'] = bytearray(1048000)
test.sync()
print 'Puting "D" in'
print 'Size: 1048000 Bytes'
test['D'] = bytearray(1048000)
test.sync()
print 'Deleting "B"'
del test['B']
print 'Puting "E" in'
print 'Size: 1048000/2 Bytes'
test['E'] = bytearray(1048000 / 2)
print 'Puting "F" in'
print 'Size: 1048000 Bytes'
test['F'] = bytearray(1048000)
test.sync()
del test['C']
print 'Deleting "C"'
def __init__(self, testing):
super().__init__()
self.setupUi(self)
self.backk = MainBody.MainWindow(self)
self.pushButton_1.pressed.connect(self.exitt)
self.showScore(testing)
def __init__(self, filename):
self.filename = filename
self.db = MainBody.open(self.filename)
self.lock = Lock()
