Python3 交互模式 next(文件) 之后 文件.tell() OSError 恢复的问题？

交互模式输入： {代码...} 这样会报错： {代码...} 原因可以理解但是之后再在交互模式里输入 f.tell() 会报一样的错误想来是 disabled by next() 还没被恢复但是 f.seek 重设置一下...

From [Pythondiscussion group] 2017-04-17 17:24:31 0  1  1542

list - 初学python，出现错误，但是不知道如何修改

{代码...} 错误提示是Traceback: in in openOrSeniorAttributeError: 'list' object attribute 'append' is read-only {代码......

From [Pythondiscussion group] 2017-04-18 10:05:36 0  2  1540

python3，定制类，getattr相关用法？

class Chain(object):     def __init__(self,path=""):    ...

From [Pythondiscussion group] 2017-03-11 09:27:14 0  2  1534

python如何获取当前工程根目录

假设工程根目录为 d:/Project/ 然后在 d:/Project/a/b/c/d/file.py 里使用 os.getcwd() 方法获取的是d:/Project/a/b/c/d 现在我想获取 d:/Project...

From [Pythondiscussion group] 2017-04-17 17:46:09 0  6  1533

py2exe missing Modules ？

代码如下：#!/usr/bin/env python3 # -*- coding:utf-8 -*- from distutils.core import&n...

From [Pythondiscussion group] 2016-10-29 09:02:13 0  1  1533

python - 如何为一个dict字典进行多层级赋值？

php中对数组的赋值可以很简单方便，比如： {代码...} 可以看到，直接进行多层级赋值是可以的，但是当我使用python的时候，也想这样用： {代码...} 结果是不行的，报错：KeyError查了一下资料，知道pyt...

From [Pythondiscussion group] 2017-04-18 10:07:26 0  2  1532

网页爬虫 - Python爬虫库pyspider，浏览器输入localhost:5000无法打开网页？这是怎么了？

( www.sf.gg ) 是中国领先的开发者技术社区。 我们希望为编程爱好者提供一个纯粹、高质的技术交流的平台， 与开发者一起学习、交流与成长，创造属于开发者的时代！

From [Pythondiscussion group] 2017-04-18 09:27:18 0  6  1530

python3如何使用空格分隔多个数字输入？

需求：输入格式:输入第1行给出正整数K，第2行给出K个整数，其间以空格分隔。代码：num = int(input())a = []for i in range(num):ele = int(input...

From [Pythondiscussion group] 2016-10-27 14:26:29 0  1  1529

How can a WeChat service account push a message every day?

WeChat service accounts have push restrictions. But a service account I have recently followed, WeChat Gang, m...

From [Pythondiscussion group] 2019-03-27 11:45:16 0  2  1527

How to create python format text in win10

How to create python format text in win10. The installation has been completed and the environment variables h...

From [Pythondiscussion group] 2020-12-27 16:37:03 0  3  1526

html - 大家来说说mac上大家最常用的编辑器和IDE吧。。

我先来Xcode textmate gcc eclipse

From [Pythondiscussion group] 2017-04-17 13:13:03 0  21  1522

matlab - Can Python start the console while saving program variables?

Similar to matlab, you can directly operate variables on the console after the program is completed, instead o...

From [Pythondiscussion group] 2017-07-05 11:04:10 0  2  1521

Error when reading excel in Python: unsupported format or corrupt file?

It's normal to open it in excel, but it can't be read in Python. Tried read_excel and xlrd.open_workbook

From [Pythondiscussion group] 2017-05-18 11:02:11 0  1  1519

How can WeChat public accounts send unlimited targeted messages?

How to make unlimited push to WeChat official account? My official account is not used frequently every day. W...

From [Pythondiscussion group] 2019-03-25 13:40:48 0  2  1518

python requests 访问接口 报错 [Errno -2] Name or service not known

1.有几个公开的api接口，我是通过requests 访问的频率比较大，因为需要监控状态。而且还是多进程。就会报这个错误 Vm operation - HTTPConnectionPool(host='*', port=...

From [Pythondiscussion group] 2017-04-18 10:34:53 0  0  1518