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Can anyone explain python's relative imports?
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Checking it out in python3:
python -V
Python 3.6.5
Example1:
.
├── parent.py
├── start.py
└── sub
└── relative.py
- start.py
import sub.relative
- parent.py
print('Hello from parent.py')
- sub/relative.py
from...
How to delete items from a dictionary while iterating over it?
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EDIT:
This answer will not work for Python3 and will give a RuntimeError.
RuntimeError: dictionary changed size during iteration.
This happens because mydict.keys() returns an iterator not a list.
As pointed out in comments simply convert mydict.keys() to...
How do I find the location of my Python site-packages directory?
...correctly, though. In Python 3, you may use the sysconfig module instead:
python3 -c 'import sysconfig; print(sysconfig.get_paths()["purelib"])'
The per user site-packages directory (PEP 370) is where Python installs your local packages:
python -m site --user-site
If this points to a non-existi...
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App Inventor 2 自定义下载器扩展：个性化下载进度展示 - App Inventor 2 ...
App Inventor 2 自定义下载器扩展：个性化下载进度展示Customdownloader Extension更多请参考这里。Customdownloader Extension
更多请参考这里。
AppInventor,AppInventor20
How to execute a file within the python interpreter?
...es )
>>> print variables # globals from the someFile module
For Python3, use:
>>> exec(open("filename.py").read())
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
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error in Python3 :AttributeError: 'str' object has no attribute 'decode'
– Gank
Apr 18 '16 at 13:59
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