File "<string>", line 1, in <module>NameError: name 'f' is not definedProcess finished with exit code 1 解决办法: 1 2 3 4 5 6 7 8 9 10 count = 0 while count < 3: user = raw_input('>>>') pwd = raw_input('>>>') if user == 'wy' and pwd == '123': print "欢迎...
} 用eval转换为字符串时报错: File"test.py", line 43,ind1 data=eval(infile.readline()) File"<string>", line 1,in<module>NameError: name'nan'isnotdefined 解决: globals ={'nan': 0 }#---data = eval(infile.readline(), globals) 参考资料: Python中,用eval强制将字符串转换为字典变量时候...
Traceback (most recent call last): File "<string>", line 1, in <module> ImportError: No module named"numpy.distrib" 2019-02-03 16:31 −... XiaoNiuFeiTian 1 4692 ImportError: No module named cx_Oracle 2019-12-16 15:56 −1.ImportError: No module named cx_Oracle ... ...
>>> "Mr {name[1]}".format(name=fullname) 'Mr Smoketoomuch' >>> import math >>> tmpl = "The {mod.__name__} module defines the value {mod.pi} for π" >>> tmpl.format(mod=math) 'The math module defines the value 3.141592653589793 for π‘ 如您所见,我们可以对方法、属性或变量...
Return a copy of the string where all tab characters are replaced by one or more spaces, depending on the current column and the given tab size. The column number is reset to zero after each newline occurring in the string. If tabsize is not given, a tab size of 8 characters is assu...
(string title, IEnumerable myList) { Console.Write("{0,10}: ", title); StringBuilder sb = new StringBuilder(); foreach (string s in myList) { sb.AppendFormat("{0}, ", s); } sb.Remove(sb.Length - 2, 2); Console.WriteLine(sb); } } public class ReverseStringComparer : I...
, start, end-1); Console.WriteLine("{1}{0}{2}{0}{3}{0}", Environment.NewLine, br1, br2, str); Console.Write("The string 'he' occurs at position(s): "); count = 0; at = 0; while((start <= end) && (at > -1)) { // start+count must be a position within -str-...
python中TypeError: not all arguments converted during string formatting解决方法例如：>>> str=(1,2,3) #创建一个集合 >>> str (1, 2, 3)>>> print 'str= %s ' % str Traceback (most recent call last):File "<pyshell#43>", line 1, in <module> print 'str= %s ' % ...
using System; public class JoinTest { public static void Main() { Console.WriteLine(MakeLine(0, 5, ", ")); Console.WriteLine(MakeLine(1, 6, " ")); Console.WriteLine(MakeLine(9, 9, ": ")); Console.WriteLine(MakeLine(4, 7, "< ")); } private static string MakeLine(int initVa...
test = {1: 'mat', 2: 'that'} s = ', '# this gives error since key isn't string print(s.join(test))输出：mat->that Traceback (most recent call last):File "...", line 12, in <module>TypeError: sequence item 0: expected str instance, int found join（）方法尝试使用字符串分隔...