Read specific columns with pandas or other python module
I have a csv file from this webpage.
I want to read some of the columns in the downloaded file (the csv version can be downloaded in the upper right corner).
python
Get all child elements
In Selenium with Python is it possible to get all the children of a WebElement as a list?
How to pass a variable to magic ´run´ function in IPython
I want to do something like the following:
How to join components of a path when you are constructing a URL in Python
For example, I want to join a prefix path to resource paths like /js/foo.js.
Inheriting from Frame or not in a Tkinter application
I’ve seen two basic ways of setting up a tkinter program. Is there any reason to prefer one to the other?
Merge a list of pandas dataframes
There has been many similar questions but none specifically to this.
Django – taking values from POST request
I have the following django template (http://IP/admin/start/ is assigned to a hypothetical view called view):
binning a dataframe in pandas in Python
Given the following dataframe in pandas: import numpy as np df = pandas.DataFrame({"a": np.random.random(100), "b": np.random.random(100), "id": np.arange(100)}) where id is an id for each point consisting of an a and b value, how can I bin a and b into a specified set of bins (so that I can then take the median/average value … Read more
Using explicit (predefined) validation set for grid search with sklearn
I have a dataset, which has previously been split into 3 sets: train, validation and test. These sets have to be used as given in order to compare the performance across different algorithms.
how to save a pylab figure into in-memory file which can be read into PIL image?
The following is my first shot which never works: