プログラミングPythonタイピング

(return None) return None (try:) try: (result = divide_numbers(10, 0)) result = divide_numbers(10, 0) (if result is None:) if result is None: (raise ValueError("Cannot divide by zero")) raise ValueError("Cannot divide by zero") (except ValueError as e:) except ValueError as e: (print(e)) print(e) (for i in range(5):) for i in range(5): (print(f"Iteration: {i}")) print(f"Iteration: {i}") (with open("file.txt", "w") as f:) with open("file.txt", "w") as f: (f.write("Hello, world!")) f.write("Hello, world!") (data = [1, 2, 3, 4, 5]) data = [1, 2, 3, 4, 5] (squared = [x ** 2 for x in data]) squared = [x ** 2 for x in data] (filtered = [x for x in data if x % 2 == 0]) filtered = [x for x in data if x % 2 == 0] (def factorial(n):) def factorial(n): (if n == 0:) if n == 0: (return 1) return 1 (return n * factorial(n - 1)) return n * factorial(n - 1) (def greet(name="Guest"):) def greet(name="Guest"): (return f"Hello, {name}!") return f"Hello, {name}!" (d = {"name": "Alice", "age": 30}) d = {"name": "Alice", "age": 30} (if "name" in d:) if "name" in d: (print(d["name"])) print(d["name"]) (name = input("Enter your name: ")) name = input("Enter your name: ") (print(greet(name))) print(greet(name)) (import json) import json (data = {"key": "value"}) data = {"key": "value"} (json_str = json.dumps(data)) json_str = json.dumps(data) (parsed_data = json.loads(json_str)) parsed_data = json.loads(json_str) (current_time = datetime.now()) current_time = datetime.now() (print(current_time.strftime("%Y-%m-%d %H:%M:%S"))) print(current_time.strftime("%Y-%m-%d %H:%M:%S")) (while True:) while True: (command = input("Enter command: ")) command = input("Enter command: ") (if command == "exit":) if command == "exit": (break) break (numbers = [1, 2, 3, 4, 5]) numbers = [1, 2, 3, 4, 5] (total = sum(numbers)) total = sum(numbers) (def is_even(number):) def is_even(number): (return number % 2 == 0) return number % 2 == 0 (if is_even(4):) if is_even(4): (print("Number is even")) print("Number is even") (set_a = {1, 2, 3}) set_a = {1, 2, 3} (set_b = {3, 4, 5}) set_b = {3, 4, 5} (intersection = set_a & set_b) intersection = set_a & set_b (union = set_a | set_b) union = set_a | set_b (def make_greeting(time_of_day, name):) def make_greeting(time_of_day, name): (return f"Good {time_of_day}, {name}!") return f"Good {time_of_day}, {name}!" (import random) import random (random_number = random.randint(1, 100)) random_number = random.randint(1, 100) (print(f"Random number: {random_number}")) print(f"Random number: {random_number}") (def safe_divide(a, b):) def safe_divide(a, b): (try:) try: (return a / b) return a / b (except ZeroDivisionError:) except ZeroDivisionError: (return "Error: Division by zero") return "Error: Division by zero" (list_a = [1, 2, 3]) list_a = [1, 2, 3] (list_b = [4, 5, 6]) list_b = [4, 5, 6] (combined = list_a + list_b) combined = list_a + list_b (config = {"debug": True, "port": 8080}) config = {"debug": True, "port": 8080} (if config["debug"]:) if config["debug"]: (print("Debug mode is on")) print("Debug mode is on") (def reverse_string(s):) def reverse_string(s): (return s[::-1]) return s[::-1] (reversed_str = reverse_string("Hello")) reversed_str = reverse_string("Hello") (print(reversed_str)) print(reversed_str) (def find_max(numbers):) def find_max(numbers): (return max(numbers)) return max(numbers) (max_value = find_max([1, 2, 3, 4, 5])) max_value = find_max([1, 2, 3, 4, 5]) (print(f"Max value: {max_value}")) print(f"Max value: {max_value}") (def count_vowels(s):) def count_vowels(s): (return sum(1 for char in s if char.lower() in "aeiou")) return sum(1 for char in s if char.lower() in "aeiou") (vowel_count = count_vowels("OpenAI")) vowel_count = count_vowels("OpenAI") (print(f"Vowel count: {vowel_count}")) print(f"Vowel count: {vowel_count}") (def is_palindrome(s):) def is_palindrome(s): (return s == s[::-1]) return s == s[::-1] (print(is_palindrome("racecar"))) print(is_palindrome("racecar")) (def fibonacci(n):) def fibonacci(n): (if n <= 1:) if n <= 1: (return n) return n (return fibonacci(n - 1) + fibonacci(n - 2)) return fibonacci(n - 1) + fibonacci(n - 2)