print('abc*abc'.title()) 1. 3.center()方法 ''' center() 方法: Return a centered string of length width.-->返回长度为宽度的居中字符串。 Padding is done using the specified fill character (default is a space).-->填充是使用指定的填充字符完成的(默认为空格) ''' 1. 2. 3. 4. 5. ...
... print '{0:2d} {1:3d} {2:4d}'.format(x, x*x, x*x*x) ... 1 1 1 2 4 8 3 9 27 4 16 64 5 25 125 6 36 216 7 49 343 8 64 512 9 81 729 10 100 1000 (Note that in the first example, one space between each column was added by the way :keyword:`print` wor...
(no_signals_test, no_steps_test, no_components_test)) print("The train dataset contains {} labels, with the following distribution:\n {}".format(np.shape(train_labels)[0], Counter(train_labels[:]))) print("The test dataset contains {} labels, with the following distribution:\n {}"...
Padding is done using the specified fill character (default is a space) """ return "" def count(self, sub, start=None, end=None): """ 子序列个数 """ """ S.count(sub[, start[, end]]) -> int Return the number of non-overlapping occurrences of substring sub in string S[start...
(7))#Right-justify a string, padding with spaces; prints " hello"print(s.center(7))#Center a string, padding with spaces; prints " hello "print(s.replace('l','(ell)'))#Replace all instances of one substring with another;#prints "he(ell)(ell)o"print('world'.strip())#Strip ...
print str.startswith('H')#处理tab键 str2='Hello\t999'print str2.expandtabs()#寻找子序列位置,没有找到返回-1,返回了是1print str.find('a')#寻找子序列的位置,没有找到就报错 print str.index('e')#字符串的格式化输出,也就是占位符
2. Pad String with Spaces Using rjust() Thestr.rjust()method in Python is used to pad spaces on the left of the string (the string is aligned to the right). This method takes two arguments: the minimum width of the string as a value, and an optional padding character space. ...
fillchar=None): # real signature unknown; restored from __doc__ (删除string字符串末尾的指定字符(默认为空格)) """ S.rjust(width[, fillchar]) -> str Return S right-justified in a string of length width. Padding is done using the specified fill character (default is a space). """ ...
(7) # Right-justify a string, padding with spaces; prints " hello" print s.center(7) # Center a string, padding with spaces; prints " hello " print s.replace('l', '(ell)') # Replace all instances of one substring with another; # prints "he(ell)(ell)o" print ' world '....
print("%9.5f"%5.1234567890) Copy Output: 5.12346 Example - Zero padding Zero padding is done by adding a 0 at the start of fieldwidth. print("%015.5f"%5.1234567890) Copy Output: 000000005.12346 Example - proper alignment For proper alignment, a space can be left blank in the field width ...