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Django “xxxxxx Object” display customization in admin action sidebar
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Using the __str__ method works on Python3 and Django1.8:
class MyModel(models.Model):
name = models.CharField(max_length=60)
def __str__(self):
return 'MyModel: {}'.format(self.name)
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How to convert an OrderedDict into a regular dict in python3
I am struggling with the following problem:
I want to convert an OrderedDict like this:
8 Answers
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Pinging servers in Python
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the 'core' error comes from an incompatibility with python3. i tried to fix it for python3 but it constantly keeps sending me errors. the authors and projects github page is down (404 not found). we'll have to port it by ourselves to python3 :-)
– Andre
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ImportError: No Module Named bs4 (BeautifulSoup)
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For python2.x:
sudo pip install BeautifulSoup4
For python3:
sudo apt-get install python3-bs4
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StringIO in Python3
I am using Python 3.2.1 and I can't import the StringIO module. I use
io.StringIO and it works, but I can't use it with numpy 's genfromtxt like this:
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ImportError: No module named six
...failing. Eventually I traced it down to an import error in six. Th package python3-six was installed, but the module was not loading. I reinstalled the module with apt, and problem fixed.
– Tim Richardson
Sep 6 '19 at 8:14
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How to run multiple Python versions on Windows
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install python
C:\Python27
C:\Python36
environment variable
PYTHON2_HOME: C:\Python27
PYTHON3_HOME: C:\Python36
Path: %PYTHON2_HOME%;%PYTHON2_HOME%\Scripts;%PYTHON3_HOME%;%PYTHON3_HOME%\Scripts;
file rename
C:\Python27\python.exe → C:\Python27\pyt...
二进制数据专题：蓝牙、Socket、WebSocket、MQTT 收发字节 · App Inventor 2 中文网
...。Python 命令不存在时，Windows 可用 py -3，macOS/Linux 可用 python3 替代。
字节列表
十六进制里一个字节写成两位，A5 就是 165，FF 就是 255。同一帧数据有三种写法，意思完全一样：
写法
例子
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How to import a Python class that is in a directory above?
...ot covered here.
some_directory/
foo.py
setup.py
.
#!/usr/bin/env python3
# setup.py
import setuptools
setuptools.setup(
name="foo",
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py_modules=['foo'],
)
.
python3 -m pip install --editable ./ # or path/to/some_directory/
"editable" aka -e will yet-again redirect the i...
What are good uses for Python3's “Function Annotations”
Function Annotations: PEP-3107
12 Answers
12
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