key_mapping={'Y':'Yes','N':'No','R':'Retry','C':'Cancel'} 这样，每次取用户的输入，再...
AI代码解释 >>>whileTrue:...try:...x=int(input("Please enter a number: "))...break...except ValueError:...print("Oops! That was no valid number. Try again...")... 上面代码的执行流程是,首先执行try中的子语句,如果没有异常发生,那么就会跳过except,并完成try语句的执行。 如果try中的子...
PEP 8: multiple imports on one line 解决方法:不要在一句 import 中引用多个库,举例:import socket,urllib.error最好写成:import socket import urllib.error PEP 8: blank line at end of line 解决方法:代码末尾行多了空格,删除空格即可 PEP 8: at least two spaces before inline comment 解决方法:代码与...
AttributeError: 'bytes' object has no attribute 'isdecimal' AttributeError: 'bytes' object has no attribute 'isdecimal' 罗马数字 1 = "Ⅰ" # byte 数字(单字节) print(str1.isdigit()) print(str1.isdecimal()) print(str1.isnumeric()) 以上代码,输出结果为: False True 汉字数字 ...
count(old_words) each_line = each_line.replace(old_words, new_words) list1.append(each_line) print('文件%s中共有%d个【%s】' % (file_name, old_words_number, old_words)) print('您确定要把所有的【%s】替换为【%s】吗?' % (old_words, new_words)) flag = input('【YES/NO】:') ...
main.py:11:10: E128 continuation line under-indentedforvisual indent main.py:11:11: E225 missing whitespace around operator main.py:13:13: W292 no newline at end of file flake8 会根据默认的规范对代码进行检查,规范依照的是 pyflake 的错误(或违规)码表来进行检查,你可以在 flake8 官方《Error...
例如,在编码表中,0x00 - 0x3F及0xFF为控制字符,0x40为空格,0x41为不换行空格(no-break space),0xCA为选择性连字号(soft hyphen)等。 而CP500是一种具体的EBCDIC字符编码页面(code page),用于定义如何将特定的字符映射到特定的字节值。这意味着,当你在使用CP500编码时,你实际上是在使用基于EBCDIC的一种特定...
noneed = ["null"] need = ['{']defisInArray(array, line):foriteminarray:ifiteminline:returnTruereturnFalsefname =r'D:\download.json'fresult =r'D:\download2.json'#open(fname, 'r', encoding='gb2312')withopen(fname,'r',encoding='UTF-8')asf:withopen(fresult,'w', encoding='UTF...
File "[文件路径]", line 3, in <module> assert a == b, 'a不等于b' AssertionError: a不等于b 八、面向对象补充 (1)、方法解析顺序(Method Resolution Order——MRO) # 摘编自简书@Orca_J35:https://www.jianshu.com/p/7133cba93ce9
File "some_file.py", line 1 from __future__ import braces SyntaxError: not a chanceBraces? No way! If you think that's disappointing, use Java. Okay, another surprising thing, can you find where's the SyntaxError raised in __future__ module code?