From 8426560ba43a829f2f79dfca02096a92566a90f2 Mon Sep 17 00:00:00 2001
From: pro100ton <pro100ton@gmail.com>
Date: Wed, 20 Nov 2024 21:36:43 +0300
Subject: [PATCH] Add 6.13 solutions

---
 6_tasks/6_12_07_callbacks.py | 58 +++++++++++++++++++++++++++++++++
 6_tasks/6_12_08_callbacks.py | 63 ++++++++++++++++++++++++++++++++++++
 6_tasks/6_12_09_callbacks.py | 33 +++++++++++++++++++
 3 files changed, 154 insertions(+)
 create mode 100644 6_tasks/6_12_07_callbacks.py
 create mode 100644 6_tasks/6_12_08_callbacks.py
 create mode 100644 6_tasks/6_12_09_callbacks.py

diff --git a/6_tasks/6_12_07_callbacks.py b/6_tasks/6_12_07_callbacks.py
new file mode 100644
index 0000000..69eef4e
--- /dev/null
+++ b/6_tasks/6_12_07_callbacks.py
@@ -0,0 +1,58 @@
+import asyncio
+
+codes = [
+    "56FF4D",
+    "A3D2F7",
+    "B1C94E",
+    "F56A1D",
+    "D4E6F1",
+    "A1B2C3",
+    "D4E5F6",
+    "A7B8C9",
+    "D0E1F2",
+    "A3B4C5",
+    "D6E7F8",
+    "A9B0C1",
+    "D2E3F4",
+    "A5B6C7",
+    "D8E9F0",
+]
+
+messages = [
+    "Привет, мир!",
+    "Как дела?",
+    "Что нового?",
+    "Добрый день!",
+    "Пока!",
+    "Спокойной ночи!",
+    "Удачного дня!",
+    "Всего хорошего!",
+    "До встречи!",
+    "Счастливого пути!",
+    "Успехов в работе!",
+    "Приятного аппетита!",
+    "Хорошего настроения!",
+    "Спасибо за помощь!",
+    "Всего наилучшего!",
+]
+
+
+async def print_message(message):
+    # print(f"Сообщение: {message}")
+    return message
+
+
+def print_code(task: asyncio.Task):
+    message_code = codes.pop(0)
+    task_message = task.result()
+    print(f"Сообщение: {task_message}\nКод: {message_code}")
+
+
+async def main():
+    tasks = [asyncio.create_task(print_message(message)) for message in messages]
+    for task in tasks:
+        task.add_done_callback(print_code)
+        await task
+
+
+asyncio.run(main())
diff --git a/6_tasks/6_12_08_callbacks.py b/6_tasks/6_12_08_callbacks.py
new file mode 100644
index 0000000..d354ad1
--- /dev/null
+++ b/6_tasks/6_12_08_callbacks.py
@@ -0,0 +1,63 @@
+import asyncio
+
+codes = [
+    "56FF4D",
+    "A3D2F7",
+    "B1C94A",
+    "F56A1D",
+    "D4E6F1",
+    "A1B2C3",
+    "D4E5F6",
+    "A7B8C9",
+    "D0E1F2",
+    "A3B4C5",
+    "D6E7F8",
+    "A9B0C1",
+    "D2E3F4",
+    "A5B6C7",
+    "D8E9F2",
+]
+
+messages = [
+    "Привет, мир!",
+    "Как дела?",
+    "Что нового?",
+    "Добрый день!",
+    "Пока!",
+    "Спокойной ночи!",
+    "Удачного дня!",
+    "Всего хорошего!",
+    "До встречи!",
+    "Счастливого пути!",
+    "Успехов в работе!",
+    "Приятного аппетита!",
+    "Хорошего настроения!",
+    "Спасибо за помощь!",
+    "Всего наилучшего!",
+]
+
+
+async def print_message(message_index: int):
+    await asyncio.sleep(message_index/100 + 0.01)
+    # Get code
+    code = codes[message_index]
+    if int(code[-1], 16) % 2 == 0:
+        print("Сообщение: Неверный код, сообщение скрыто")
+    else:
+        print(f"Сообщение: {messages[message_index]}")
+    return message_index
+
+
+def print_code(task: asyncio.Task):
+    print(f"Код: {codes[task.result()]}")
+
+
+async def main():
+    tasks = []
+    for index in range(0, len(messages)):
+        task = asyncio.create_task(print_message(index))
+        task.add_done_callback(print_code)
+        tasks.append(task)
+    await asyncio.gather(*tasks)
+
+asyncio.run(main())
diff --git a/6_tasks/6_12_09_callbacks.py b/6_tasks/6_12_09_callbacks.py
new file mode 100644
index 0000000..6fc3626
--- /dev/null
+++ b/6_tasks/6_12_09_callbacks.py
@@ -0,0 +1,33 @@
+import asyncio
+import random
+
+random.seed(5)
+
+
+def on_data_parsed(task):
+    result = task.result()
+    print(f"Найдено {len(result)} файлов для скачивания: {result}")
+
+
+async def parse_data(url):
+    await asyncio.sleep(1)
+    if random.choice([True, False]):
+        file_urls = [f"{url}/example_file.zip"]
+        current_task = asyncio.current_task()
+        current_task.add_done_callback(on_data_parsed)
+    else:
+        file_urls = []
+    return file_urls
+
+
+async def main():
+    urls = [
+        "https://example.com/data1",
+        "https://example.com/data2",
+        "https://example.com/data3",
+    ]
+    tasks = [asyncio.create_task(parse_data(url)) for url in urls]
+    await asyncio.gather(*tasks)
+
+
+asyncio.run(main())