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用 Anaconda 完美解决 Python2 和 python3 共存问题

用 Anaconda 完美解决 Python2 和 python3 共存问题 参考文章: (1)用 Anaconda 完美解决 Python2 和 python3 共存问题 (2)https://www.cnblogs.com/linkxu1989/p/6691881.html 备忘一下...

2020/09/14 02:53
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如何在Python中移动文件 - How to move a file in Python

问题: I looked into the Python os interface, but was unable to locate a method to move a file. 我查看了Python的os界面,但无法找到移动文件的方法。 How would I do the equivalent ...

2020/06/28 08:39
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Python的隐藏功能 - Hidden features of Python [closed]

问题: What are the lesser-known but useful features of the Python programming language? Python编程语言鲜为人知但有用的功能是什么? Try to limit answers to Python core. 尝试将答...

2020/08/09 13:06
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Python中的null对象? - null object in Python?

问题: 我如何在Python中引用null对象? 解决方案: 参考一:https://stackoom.com/question/Dnm5/Python中的null对象 参考二:https://oldbug.net/q/Dnm5/null-object-in-Python......

2020/04/11 15:03
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Python中的静态方法? - Static methods in Python?

问题: Python中是否可以有无需初始化类即可调用的静态方法,例如: ClassName.static_method() 解决方案: 参考一:https://stackoom.com/question/35SZ/Python中的静态方法 参考二:https...

2020/06/06 11:39
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Python中的元类是什么? - What are metaclasses in Python?

问题: 元类是什么,我们将它们用于什么? 解决方案: 参考一:https://stackoom.com/question/Q0x/Python中的元类是什么 参考二:https://oldbug.net/q/Q0x/What-are-metaclasses-in-Python...

2020/07/29 01:19
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如何在Python中创建常量? - How do I create a constant in Python?

问题: Is there a way to declare a constant in Python? 有没有办法在Python中声明常量? In Java we can create constant values in this manner: 在Java中,我们可以按以下方式创建常量值...

2020/04/17 10:09
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如何在Python中复制文件? - How do I copy a file in Python?

问题: How do I copy a file in Python? 如何在Python中复制文件? I couldn't find anything under os . 我在os下找不到任何东西。 解决方案: 参考一:https://stackoom.com/question/W34...

2020/03/28 08:16
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如何在Python中小写字符串? - How do I lowercase a string in Python?

问题: Is there a way to convert a string from uppercase, or even part uppercase to lowercase? 有没有一种方法可以将字符串从大写字母甚至部分大写字母转换为小写字母? For example,...

2020/06/04 00:36
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Python KeyError异常

Python KeyError异常 参考文章: (1)Python KeyError异常 (2)https://www.cnblogs.com/kaituorensheng/archive/2012/07/25/2608094.html 备忘一下。......

2020/12/03 19:08
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什么是Python 3相当于“python -m SimpleHTTPServer”

问题: 什么是python -m SimpleHTTPServer的Python 3等价物? 解决方案: 参考一:https://stackoom.com/question/XKX1/什么是Python-相当于-python-m-SimpleHTTPServer 参考二:https://old...

2020/04/11 05:32
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如何在Python中串联两个列表? - How do I concatenate two lists in Python?

问题: How do I concatenate two lists in Python? 如何在Python中串联两个列表? Example: 例: listone = [1, 2, 3] listtwo = [4, 5, 6] Expected outcome: 预期结果: >>> joinedlist [...

2020/06/01 22:03
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如何在Python中串联两个列表? - How do I concatenate two lists in Python?

问题: How do I concatenate two lists in Python? 如何在Python中串联两个列表? Example: 例: listone = [1, 2, 3] listtwo = [4, 5, 6] Expected outcome: 预期结果: >>> joinedlist [...

2020/03/27 21:46
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如何在Python中创建GUID / UUID - How to create a GUID/UUID in Python

问题: How do I create a GUID in Python that is platform independent? 如何在Python中创建独立于平台的GUID? I hear there is a method using ActivePython on Windows but it's Window...

如何查找Python中是否存在目录 - How to find if directory exists in Python

问题: In the os module in Python, is there a way to find if a directory exists, something like: 在Python的os模块中,有没有办法找到目录是否存在,例如: >>> os.direxists(os.path...

2020/04/13 07:05
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在Python中从字符串转换为布尔值? - Converting from a string to boolean in Python?

问题: Does anyone know how to do convert from a string to a boolean in Python? 有谁知道如何在Python中从字符串转换为布尔值? I found this link . 我找到了此链接 。 But it doesn't...

2020/05/06 02:02
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如何在Python中获取字符串的子字符串? - How do I get a substring of a string in Python?

问题: Is there a way to substring a string in Python, to get a new string from the third character to the end of the string? 有没有一种方法可以在Python中为字符串加上字符串,以从...

2020/06/03 07:05
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如何从Python字典中删除键? - How to remove a key from a Python dictionary?

问题: When deleting a key from a dictionary, I use: 从字典中删除键时,我使用: if 'key' in myDict: del myDict['key'] Is there a one line way of doing this? 有没有一种方法可以做...

2020/06/07 18:41
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Python在if语句中等同于&&(logical-and) - Python's equivalent of && (logical-and) in an if-statement

问题: Here's my code: 这是我的代码: def front_back(a, b): # +++your code here+++ if len(a) % 2 == 0 && len(b) % 2 == 0: return a[:(len(a)/2)] + b[:(len(b)/2)] + a[(len(a)/2):...

2020/07/02 00:44
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如何从Python字典中删除键? - How to remove a key from a Python dictionary?

问题: When deleting a key from a dictionary, I use: 从字典中删除键时,我使用: if 'key' in myDict: del myDict['key'] Is there a one line way of doing this? 有没有一种方法可以做...

2020/08/08 05:34
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