事实上,字符串对象的 foramt() 方法跟 Python 内置的 foramt() 函数,它们都会调用__format__() 魔术方法,所以,f-string 其实是前文中 format() 格式化写法的升级版。 在默认情况下,format_spec是一个空字符串,而format(value, "")的效果等同于str(value),因此,在不指定其它 format_spec 的情况下,可以简...
Python f-stringis a powerful and flexible string formatting method introduced in Python 3.6. Unlike older formatting techniques such as%-based formatting andstr.format(), f-strings are faster, more readable, and less prone to errors. They simplify string manipulation while maintaining excellent perfo...
431 432 """ 433 return s.ljust(width, *args) 434 435 # Right-justify a string 436 def rjust(s, width, *args): 437 """rjust(s, width[, fillchar]) -> string 438 439 Return a right-justified version of s, in a field of the 440 specified width, padded with spaces as needed....
The string is 430 never truncated. If specified the fillchar is used instead of spaces. 431 432 """ 433 return s.ljust(width, *args) 434 435 # Right-justify a string 436 def rjust(s, width, *args): 437 """rjust(s, width[, fillchar]) -> string 438 439 Return a right-...
(self.statusbar,justify=RIGHT) self.status.pack(side=RIGHT) self.txt_decoded=ScrolledText(self.statusbar, bg=self.TEXT_BG,fg=self.TEXT_FG,width=6,height=6) self.txt_decoded.insert('1.0',"在这里查看和编辑解码的数据") self.hexdata=ScrolledText(self.statusbar, bg=self.TEXT_BG,fg=self...
justify='right', #对齐方式 padx=2, #部件x方向间距 pady=3, #部件y方向间距 underline=10, #在第11个字符下划线 ) #在root上创建 label标签 label2.pack() #pack()方法放置部件 bitmaps=["error", "gray75", "gray50", "gray25", "gray12"] #系统图标 ...
justify 表示多行文本的对齐方式,参数值为 left、right、center,注意文本的位置取决于 anchor 选项 padx/pady padx 指定 Label 水平方向上的间距(即内容和边框间),pady 指定 Lable 水平方向上的间距(内容和边框间的距离) relief 指定边框样式,默认值是 "flat",其他参数值有 "groove"、"raised"、"ridge"、"...
add_column("Name", justify="left", style="cyan") table.add_column("Age", justify="right",...
If None uses the option from the print configuration (controlled by set_option), 'right' out of the box. Valid values are * left * right * center * justify * justify-all * start * end * inherit * match-parent * initial * unset. max_rows : int, optional Maximum number of rows ...
Thesanitize_message()function makes use of two functions to clean up usernames and bad words. It additionally usesf-stringsto justify the messages. Note howcensor_bad_words()uses a dynamically created regex whilecensor_users()relies on more basic string processing. ...