Using a tuple instead of a list is like having an implied assert statement that this data is constant, and that special thought (and a specific function) is required to override that. Some tuples can …

Nov 28, 2017 · Like a list of middle names for instance. People may have no middle names, or one, or two or even more middle names. The number of names of any one person will never …

40 To add another alternative to tuple(l), as of Python >= 3.5 you can do: t = *l, # or t = (*l,) short, a bit faster but probably suffers from readability. This essentially unpacks the list l inside a …

Specifically, dict(X) converts X into a dictionary where the last tuple of any common first element, is the value that is used. In the example of the OP, this would return (1,4) as opposed to both …

I have some data either in a list of lists or a list of tuples, like this: data = [[1,2,3], [4,5,6], [7,8,9]] data = [(1,2,3), (4,5,6), (7,8,9)] And I want to sort by the 2nd element in the subset.

Mar 9, 2009 · In a list the values all have the same type and the length is not fixed. So the difference is very obvious. Finally there is the namedtuple in Python, which makes sense …

What is the Pythonic approach to achieve the following? # Original lists: list_a = [1, 2, 3, 4] list_b = [5, 6, 7, 8] # List of tuples from 'list_a' and 'list_b ...

I have the following data set. I would like to use Python or Gnuplot to plot the data. The tuples are of the form (x, y). The Y-axis should be a log axis, that is, log(y). A scatter plot or lin...

This is what I normally do in order to ascertain that the input is a list / tuple - but not a str. Because many times I stumbled upon bugs where a function passes a str object by mistake, and the …

I Googled "accessing item in tuple" with the intent of accessing an item in a tuple list. It brought me to your question so thank you. I am fairly new to Python and don't find the answer …