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0. 前置知识
- 代码文件命名:要见名知意「比如:我的代码是一个 2048 的游戏代码;那我们的代码称就可以写成类似这样的:game_2048.py、game2048.py、GamePlay2048.py。
1. 运行测试代码
print("Hello Aiyuechuang!")
输出结果:
Hello Aiyuechuang!
2. PyCharm 操作
- 注释/取消注释:Control + /(Windows)、Command + /(MacOS)「注释的符号:#」
- 把需不需要的代码但后续有可能会用到的代码注释掉;
- 来写这段代码实现的作用
- 代码重命名:
- 快速复制行代码:Control + D(Windows)、Command + D(MacOS)
变量左右两边加空格,使代码更好看更清晰
# 变量左右两边加空格,使代码更好看更清晰
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
代码格式化:Control + Alt + L(Windows)、Command + Option + L(MacOS)
# print("Hello Aiyuechuang!")
x = 1
x = x + 10
print(x)
# 区分大小写
name = 'aiyc'
Name = 'love'
print(name)
# 变量左右两边加空格,使代码更好看更清晰
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name = 'aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
name='aiyc'
# 多个变量同时赋值
a = 100
b = 100
c = 100
print("a,b,c>>>", a, b, c)
print("a:", a)
print("b:", b)
print("c:", c)
a = b = c = 100
print("a,b,c>>>", a, b, c)
print("a:", a)
print("b:", b)
print("c:", c)
a = 95
b = 100
c = 105
print("a,b,c>>>", a, b, c)
print("a:", a)
print("b:", b)
print("c:", c)
a, b, c = 95, 100, 105
print("a,b,c>>>", a, b, c)
print("a:", a)
print("b:", b)
print("c:", c)
user_name01 = 'lilei'
flase = 1
print(help("keywords"))
b = False
c = True