作业

``num = 389

二进制

binary = bin(num)
print(f"二进制: {binary}")

八进制

octal = oct(num)
print(f"八进制: {octal}")

十进制

decimal = str(num)
print(f"十进制: {decimal}")

十六进制

hexadecimal = hex(num)
print(f"十六进制: {hexadecimal}")

Unicode 字符

unicode_char = chr(num)
print(f"Unicode 字符: {unicode_char}")
``import time

scale = 10

print("----- 执行开始 ------")
for i in range(scale + 1):
a, b = '*' * i, '.' * (scale - i)
c = (i / scale) * 100
print(f"{c:3.0f}%[{a}>{b}]", end='\r')
time.sleep(0.1)
print("----- 执行结束 ------")
while True:
for i in ["/", "-", "|", "\", "|"]:
print("%s\r" % i, end=' ')
time.sleep(0.2)
# tqdmBar.py
from tqdm import tqdm
from time import sleep

for i in tqdm(range(1, 100)):
sleep(0.01)
``