今天写程序,想输出一个array的shape,原程序为: print('shape of testUImatrix:%s\nStart to make testUImatrix...'%(testuimat.shape)) 结果报错: TypeError: not all arguments converted during string formatting 这句话有什么问题嘛??感觉有点奇怪,之后google到了这个网页https://segmentfault.com/q/101000000…
原文地址 http://blog.stevex.net/string-formatting-in-csharp/ When I started working with the .NET framework, one thing puzzled me. I couldn’t find sprintf(). sprintf() is the C function that takes an output buffer, a format string, and any number of argu…
| \n | 换行 || \t | 制表符 || \ | 转义 || \\ | \ | the '%' operator is used to format a set of variables enclosed in a "tuple" ( a fixed size list)| %s | string …
One particularly useful string method is format. The format method is used to construct strings by inserting values into template strings. Consider this example for generating log messages for a hypothetical web server. log_message = "IP address {} a…