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How can I implement a tree in Python?
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anytree
I recommend https://pypi.python.org/pypi/anytree (I am the author)
Example
from anytree import Node, RenderTree
udo = Node("Udo")
marc = Node("Marc", parent=udo)
lian = Node("Lian", parent=marc)
dan = Node("Dan", parent=udo)
jet = Node("Jet", parent...
bash: mkvirtualenv: command not found
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I had the same issue on OS X 10.9.1 with python 2.7.5. No issues with WORKON_HOME for me, but I did have to manually add source "/usr/local/bin/virtualenvwrapper.sh" to ~/.bash_profile (or ~/.bashrc in unix) after I ran pip install virtualenvwrapper
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What is a Python equivalent of PHP's var_dump()? [duplicate]
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This was helpful. I am a Python noob but what seemed to help my case was using .__dict__, e.g. pprint(object.__dict__).
– Elijah Lynn
Nov 15 '17 at 17:08
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Building and running app via Gradle and Android Studio is slower than via Eclipse
...operties in whatever directory applies:
/home/<username>/.gradle/ (Linux)
/Users/<username>/.gradle/ (Mac)
C:\Users\<username>\.gradle (Windows)
Append:
# IDE (e.g. Android Studio) users:
# Settings specified in this file will override any Gradle settings
# configured throug...
How do I enlarge an EER Diagram in MySQL Workbench?
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If you are under Linux, and it is hanging when you try to elarge the canvas size, try zoomming out to the smallest view possible before changing the canvas properties.
Worked for me.
Regards,
Leo.
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Python circular importing?
...e issue is both rare, and probably a bug in the import implementation. See Python bug 23447, which I submitted a patch for (which alas has been languishing).
– Blckknght
May 6 '16 at 1:48
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PyLint “Unable to import” error - how to set PYTHONPATH?
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There are two options I'm aware of.
One, change the PYTHONPATH environment variable to include the directory above your module.
Alternatively, edit ~/.pylintrc to include the directory above your module, like this:
[MASTER]
init-hook='import sys; sys.path.append("/path/to/ro...
HTTP error 403 in Python 3 Web Scraping
...ture which blocks known spider/bot user agents (urllib uses something like python urllib/3.3.0, it's easily detected). Try setting a known browser user agent with:
from urllib.request import Request, urlopen
req = Request('http://www.cmegroup.com/trading/products/#sortField=oi&sortAsc=false&am...
Chained method calls indentation style in Python [duplicate]
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Raymond, what's the reason Python doesn't allow new line before and after a dot? This makes good formatting harder not easier...
– Piotr Dobrogost
Apr 1 '13 at 18:45
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python assert with and without parenthesis
...oo)
Prints:
AssertionError: "derp should be 8, it is 7
Why does this python assert have to be different from everything else:
I think the pythonic ideology is that a program should self-correct without having to worry about the special flag to turn on asserts. The temptation to turn off asse...