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pandas: multiple conditions while indexing data frame - unexpected behavior
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@stoves: in normal Python code, and and or have basic Python semantics that can't be modified. & and |, on the other hand, have corresponding special methods which control their behaviour. (In query strings, of course, we're free to apply...
Sphinx autodoc is not automatic enough
I'm trying to use Sphinx to document a 5,000+ line project in Python. It has about 7 base modules. As far as I know, In order to use autodoc I need to write code like this for each file in my project:
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Update built-in vim on Mac OS X
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Thanks a lot for a tip! I did adjust your configure for Python, PERL and Ruby support to ./configure --prefix /opt/local --enable-perlinterp=yes --enable-pythoninterp=yes --enable-rubyinterp=yes --with-features=huge --with-python-config-dir=/System/Library/Frameworks/Python.framew...
How to crop an image using PIL?
...g_right_area)
img_left.show()
img_right.show()
Coordinate System
The Python Imaging Library uses a Cartesian pixel coordinate system, with (0,0) in the upper left corner. Note that the coordinates refer to the implied pixel corners; the centre of a pixel addressed as (0, 0) actually lies at (0...
Mocking a class: Mock() or patch()?
I am using mock with Python and was wondering which of those two approaches is better (read: more pythonic).
2 Answers
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MFC 的SetWindowPos 用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...中不用API你也可以改变窗体大小和位置）。比如让窗口退到最下面，可以这么使用：
SetWindowPos Me.hWnd, HWND_BOTTOM, 10&, 10&, 80&, 120&, 0&
想要常居顶端，只需把HWND_BOTTOM改为 HWND_TOPMOST，而HWND_NOTOPMOST则是取消常居顶端，HWND_TOP是把...
Convert timedelta to total seconds
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New in python 2.7
– Evgeny
Jun 6 '13 at 14:43
7
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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
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Sorry, this is Python instead of C#, but at least the results are correct:
def ColIdxToXlName(idx):
if idx < 1:
raise ValueError("Index is too small")
result = ""
while True:
if idx > 26:
idx, ...
Passing a list of kwargs?
...ethod(keyword1='foo', keyword2='bar')
method(**keywords)
Running this in Python confirms these produce identical results:
{'keyword2': 'bar', 'keyword1': 'foo'}
{'keyword2': 'bar', 'keyword1': 'foo'}
share
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How to access object attribute given string corresponding to name of that attribute
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Note: This answer is very outdated. It applies to Python 2 using the new module that was deprecated in 2008.
There is python built in functions setattr and getattr. Which can used to set and get the attribute of an class.
A brief example:
>>> from new import classo...