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‎1.py‎

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class Date():
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def __init__(self, inner_date):
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print('innit metod is work')
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self.date = inner_date
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@classmethod
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def func_class_extract(cls, date):
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print('class metod is work')
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return list(int(i) for i in date.split('-'))
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@staticmethod
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def func_validator(inner):
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print('static metod is work')
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if 0 < inner[0] < 31:
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print(f'day {inner[0]} ok')
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else:
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print(f'error day {inner[0]}')
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if 0 < inner[1] < 13:
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print(f'month {inner[1]} ok')
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else:
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print(f'error month {inner[0]}')
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if 2000 < inner[2] < 2022:
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print(f'year {inner[1]} ok and period 2000-2022')
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else:
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print(f'error year {inner[0]}')
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Date('12-10-2021') # innit metod is work
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res = Date.func_class_extract('12-10-2021') # class metod is work
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print(res)
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Date.func_validator(res) # static metod is work

‎2.py‎

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class ZeroDiv(ZeroDivisionError):
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def __init__(self, *args):
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if args:
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self.message = args[0]
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else:
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self.message = None
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def __str__(self):
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print('calling str')
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if self.message:
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return f'my zero division {self.message}'
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else:
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return f'my zero division'
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# raise ZeroDiv
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# one_in = int(input('введите значение делимого '))
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def test_func():
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one_value = 5
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two_value = 0
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try:
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one = float(one_value)
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two = float(two_value)
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res = one/two
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except ValueError:
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print(f'некорректно введено значение')
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except ZeroDivisionError as e:
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print('перехват базового ZeroDivisionError')
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raise ZeroDiv('test_zero_div')
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if __name__ == '__main__':
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try:
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test_func()
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except ZeroDiv:
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print('перехват моего ZeroDiv')
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print('ok')

‎3.py‎

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class My_exeption(ValueError):
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def __init__(self, *argv):
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self.message = argv[0]
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def __str__(self):
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return f'my error {self.message}'
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def check_digit(self, li):
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for num in li:
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try:
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print(f'{type(num)} num ')
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z = float(num)
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except ValueError:
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raise My_exeption
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li = []
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while True:
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in_value = input('введите значение для добавлени в список (q - для выхода) ')
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if in_value == 'stop':
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break
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try:
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try:
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val = float(in_value)
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except ValueError:
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raise My_exeption('введено некорректное значение')
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except My_exeption as e:
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print(f'my extption {e}')
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else:
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li.append(val)
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print(f' result list {li}')

‎4_5_6.py‎

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from abc import abstractmethod
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class Store():
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def __init__(self):
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self.full_dict = {}
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def get_unit(self, unit, name):
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unit.set_id(name)
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self.full_dict[name] = unit
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def move_to_office(self, id):
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get_unit = self.full_dict.get(id)
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if get_unit:
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res = self.full_dict.pop(id)
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print(f'{res} move to office')
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return res
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else:
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print(f'NOT in store {id}')
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return None
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def check_store(self):
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print(f'all in store {len(self.full_dict)} units')
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if len(self.full_dict):
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print(f'this units is:')
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for name, cls in self.full_dict.items():
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print(name, cls)
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class Office_equipment():
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@abstractmethod
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def __init__(self, in_name, in_type):
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self.name = in_name
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self.type_is = in_type
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def __str__(self):
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return f'{self.name} {self.type_is}'
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def to_print(self):
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print('need define')
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def get_name(self):
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print(f'{self.name} - {self.type_is}')
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class Printer(Office_equipment):
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def __init__(self, name, type_is):
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super().__init__(name, type_is)
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@abstractmethod
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def to_do(self):
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print(f'{self.name} print pages')
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def __str__(self):
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return f'{self.name} {self.type_is}'
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class Scaner(Office_equipment):
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def __init__(self, name, type_is):
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super().__init__(name, type_is)
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def to_scan(self):
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print(f'{self.name} scan to pages')
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class MFU(Scaner, Printer):
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def __init__(self, name, type_is):
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Scaner.__init__(self, name, type_is)
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Printer.__init__(self, name, type_is)
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# self.id = prop
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def to_do(self):
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Scaner.to_scan(self)
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Printer.to_print(self)
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def get_inheritance(self):
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print(f'full inheritance clases:\n {MFU.__mro__}')
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@classmethod
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def get_info_class(cls):
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print(cls)
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@abstractmethod
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def check_info_mfu(cls):
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print(cls.__mro__)
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print(cls.__module__)
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print(cls.__dict__)
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@property
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def get_id(self):
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print(f'{self.name} have id {self.id}')
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def set_id(self, in_id):
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self.id = in_id
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st = Store() # создаем склад
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st.check_store() # проверяем склад
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mfu = MFU('Xerox', 'R320') # у нас есть МФУ
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MFU.get_info_class() # проверяем класс
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MFU.check_info_mfu(MFU) # наследование, название модуля, информация о классе
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st.get_unit(mfu, '1555') # добавляем мфу на склад присваивая id идентификационный номер
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st.check_store()
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mfu = st.move_to_office('1555') # склад передает МФУ в офис
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mfu.to_do() # тестируем МФУ это принтер и сканер одновременно
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mfu.get_name()
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mfu.to_scan() # проверяем только сканирование
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mfu.get_inheritance() # проверяем наследование
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print(mfu.get_id) # проверяем id
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mfu = st.move_to_office('1555') # пытаемся получить со склада такой-же МФУ

‎7.py‎

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class Complex_digit():
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def __init__(self, in_digit):
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self.digit = in_digit
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def check_negativ(self, digit):
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return -int(digit) if digit.startswith('-') else int(digit)
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def preparation(self, digit):
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digit = digit.replace('i', '')
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if digit.startswith('-'):
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digit = digit[1:]
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if '-' in digit:
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a, b = digit.split('-')
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return -int(a), -int(b)
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else:
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a, b = digit.split('+')
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return -int(a), int(b)
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else:
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if '-' in digit:
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a, b = digit.split('-')
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return int(a), -int(b)
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else:
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a, b = digit.split('+')
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return int(a), int(b)
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def un_preparation(self, tup):
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mark = '+' if tup[1] > 0 else ''
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return f'{tup[0]}{mark}{tup[1]}i'
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def __add__(self, two):
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a, b = self.preparation(self.digit)
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c, d = self.preparation(two.digit)
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aa = a+c
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bb = b+d
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res = self.un_preparation((aa, bb))
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print(res)
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return Complex_digit(res)
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def __mul__(self, two):
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a, b = self.preparation(self.digit)
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c, d = self.preparation(two.digit)
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aa = a*c-b*d
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bb = a*d+b*c
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res = self.un_preparation((aa, bb))
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print(res)
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return Complex_digit(res)
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#
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a = Complex_digit('5-6i')
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b = Complex_digit('-3+2i')
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c = a + b
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# print(c)
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a = Complex_digit('1+3i')
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b = Complex_digit('4-2i')
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c = a * b
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# print(c)
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a = Complex_digit('3-2i')
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b = Complex_digit('4+1i')
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c = a * b
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print(c)
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import cmath # для работы с комплексными числами

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