def deleteInRangeMenu(linked_list: Linked_list):
beforeList = copy.deepcopy(linked_list)
print(f"From 0 to {len(linked_list) - 1}")
l, r = v.int_validate_range()
linked_list.remove_in_range(l, r)
Event.do_some('deleteInRange', [beforeList, [l, r], linked_list])
return linked_list
def main():
""" Main function """
Observer.attach('add', Logger.log)
Observer.attach('delete', Logger.log)
Observer.attach('deleteInRange', Logger.log)
Observer.attach('taskMethod', Logger.log)
linked_list1 = Linked_list()
linked_list2 = Linked_list()
options = ('🌝 🌝 🌝 🌝 🌝 🌝 🌝 🌝\n' + '🌜 1 - first list 🌛\n' +
'🌜 2 - second list 🌛\n' + '🌜 3 - list method 🌛\n' +
'🌜 4 - print lists 🌛\n' + '🌜 5 - exit 🌛\n' +
'🌝 🌝 🌝 🌝 🌝 🌝 🌝 🌝\n')
while True:
try:
print(options)
choice = v.intValidateInRange('Enter choice ', 1, 5)
if choice == 1: linked_list1 = generateList(linked_list1, 'l1')
elif choice == 2: linked_list2 = generateList(linked_list2, 'l2')
elif choice == 3:
linked_list1, linked_list2 = listMethod(
linked_list1, linked_list2)
elif choice == 4:
print('list 1 - {}\nlist 2 - {}\n'.format(
linked_list1, linked_list2))
elif choice == 5:
break
except Exception as e:
print('Error ', '--' * 15, ' ', e)
def deleteAtMenu(linked_list: Linked_list, lname: str, position: int):
print('Thread {} : starting 🍺'.format(lname[1]))
beforeList = copy.deepcopy(linked_list)
linked_list.remove_at(position)
Event.do_some('delete', [beforeList, position, linked_list, lname])
print('Thread {} : finishing 🍻'.format(lname[1]))
return linked_list
def deleteInRangeMenu(linked_list: Linked_list, lname: str, pos):
print('Thread {} : starting 🍺'.format(lname[1]))
beforeList = copy.deepcopy(linked_list)
linked_list.remove_in_range(pos[0], pos[1])
Event.do_some('deleteInRange',
[beforeList, [pos[0], pos[1]], linked_list, lname])
print('Thread {} : finishing 🍻'.format(lname[1]))
return linked_list
def do_algorithm(self, l: Linked_list, position: int):
j = 0
n = v.enterInteger("Enter n: ")
itSm = iter(Smith())
for i in range(n):
data = next(itSm)
l.insert(position+j, data)
j += 1
return l
def do_algorithm(self, l: Linked_list, position: int):
file_name = self.__enter_file_name()
temp, j = self.__readFile(file_name), 0
if len(l) == 0:
l = temp
else:
for i in temp:
l.insert(position + j, i)
j += 1
return l
def do_algorithm(self, l: Linked_list, position: int):
newList = copy.deepcopy(l)
j = 0
n = v.enterInteger("Enter n: ")
itSm = iter(Smith())
for i in range(n):
data = next(itSm)
l.insert(position + j, data)
j += 1
Event.do_some('add', [newList, position, l])
return l
def do_algorithm(self, l: Linked_list, position: int, lname: str):
file_name = self.__enter_file_name()
temp, j = self.__readFile(file_name), 0
newList = copy.deepcopy(l)
if len(l) == 0:
l = temp
else:
for i in temp:
l.insert(position + j, i)
j += 1
Event.do_some('add', [newList, position, l, lname])
return l
def main():
options = '1 - Strategy 1\n2 - Strategy 2\n3 - generate data\n4 - remove at\n5 - remove in range\n6 - list method\n7 - print list\n8 - exit\n'
linked_list = Linked_list()
context = Context(StrategyIterator)
Observer.attach('add', Logger.log)
Observer.attach('delete', Logger.log)
Observer.attach('deleteInRange', Logger.log)
Observer.attach('taskMethod', Logger.log)
while True:
try:
print(options)
choice = v.intValidateInRange('Enter choice ', 1, 8)
if choice == 1: context.strategy = StrategyIterator()
elif choice == 2: context.strategy = StrategyReadFile()
elif choice == 3: linked_list = generateMenu(linked_list, context)
elif choice == 4: linked_list = deleteAtMenu(linked_list)
elif choice == 5: linked_list = deleteInRangeMenu(linked_list)
elif choice == 6: linked_list = listMethodMenu(linked_list)
elif choice == 7: print(linked_list)
elif choice == 8: break
except Exception as e:
print('Error ', '--' * 15, ' ', e)
def __readFile(fileName):
try:
with open(fileName) as f:
for line in f:
l = Linked_list([int(x) for x in line.split()])
return l
except Exception as e:
raise e
def listMethodMenu(linked_list: Linked_list):
beforeList = copy.deepcopy(linked_list)
l, r = linked_list.min_max(linked_list)
j = 1
if r < l:
temp = l
l = r
r = temp
print(f'left index - {l}, \nright index - {r}')
for i in range((r - l) // 2):
temp = linked_list.get_at(l + j)
linked_list.set_at(l + j, linked_list.get_at(r - j))
linked_list.set_at(r - j, temp)
j += 1
Event.do_some('taskMethod', [beforeList, [l, r], linked_list])
return linked_list
def listMethodMenu(linked_list: Linked_list, lname: str, position=0):
print('Thread {} : starting 🍺'.format(lname[1]))
beforeList = copy.deepcopy(linked_list)
l, r = linked_list.min_max(linked_list)
j = 1
if r < l:
temp = l
l = r
r = temp
for i in range((r - l) // 2):
temp = linked_list.get_at(l + j)
linked_list.set_at(l + j, linked_list.get_at(r - j))
linked_list.set_at(r - j, temp)
j += 1
Event.do_some('taskMethod', [beforeList, [l, r], linked_list, lname])
print('Thread {} : finishing 🍻'.format(lname[1]))
return linked_list
def menu6(linked_list: Linked_list):
l, r = linked_list.min_max(linked_list)
j = 0
if r < l:
temp = l
l = r
r = temp
if r - l == 1:
size = 1
else:
size = (r - l) // 2
print(f'left index - {l}, \nright index - {r}')
for i in range(size):
temp = linked_list.get_at(l + j)
linked_list.set_at(l + j, linked_list.get_at(r - j))
linked_list.set_at(r - j, temp)
j += 1
return linked_list
def main():
options = '1 - Strategy 1\n2 - Strategy 2\n3 - generate data\n4 - remove at\n5 - remove in range\n6 - list method\n7 - print list\n8 - exit\n'
linked_list = Linked_list()
context = Context(StrategyIterator)
while True:
try:
print(options)
choice = v.intValidateInRange('Enter choice ', 1, 8)
if choice == 1:
context.strategy = StrategyIterator()
elif choice == 2:
context.strategy = StrategyReadFile()
elif choice == 3:
position = v.intValidateInRange('Enter position ', 0,
len(linked_list))
linked_list = context.do_some_business_logic(
linked_list, position)
elif choice == 4:
position = v.intValidateInRange('Enter position', 0,
len(linked_list) - 1)
linked_list.remove_at(position)
elif choice == 5:
print(f"From 0 to {len(linked_list) - 1}")
l, r = v.int_validate_range()
linked_list.remove_in_range(l, r)
elif choice == 6:
linked_list = menu6(linked_list)
elif choice == 7:
print(linked_list)
elif choice == 8:
break
except Exception as e:
print('Error ', '--' * 15, ' ', e)
def deleteAtMenu(linked_list: Linked_list):
beforeList = copy.deepcopy(linked_list)
position = v.intValidateInRange('Enter position', 0, len(linked_list) - 1)
linked_list.remove_at(position)
Event.do_some('delete', [beforeList, position, linked_list])
return linked_list