Jan 30, 2011 · I need to know what += does in Python. It's that simple. I also would appreciate links to definitions of other shorthand tools in Python.

Python slicing is a computationally fast way to methodically access parts of your data. In my opinion, to be even an intermediate Python programmer, it's one aspect of the language that it …

Mar 21, 2023 · In Python this is simply =. To translate this pseudocode into Python you would need to know the data structures being referenced, and a bit more of the algorithm …

Jun 16, 2012 · 1 You can use the != operator to check for inequality. Moreover in Python 2 there was <> operator which used to do the same thing, but it has been deprecated in Python 3.

Jun 17, 2011 · 96 What does the “at” (@) symbol do in Python? @ symbol is a syntactic sugar python provides to utilize decorator, to paraphrase the question, It's exactly about what does …

Mar 21, 2010 · There is no bitwise negation in Python (just the bitwise inverse operator ~ - but that is not equivalent to not). See also 6.6. Unary arithmetic and bitwise/binary operations and …

Jan 17, 2013 · It's a function annotation. In more detail, Python 2.x has docstrings, which allow you to attach a metadata string to various types of object. This is amazingly handy, so Python …

Aug 10, 2010 · I know that I can use something like string[3:4] to get a substring in Python, but what does the 3 mean in somesequence[::3]?

How do I call an external command within Python as if I had typed it in a shell or command prompt?

Aug 23, 2024 · In Python 2.2 or later in the 2.x line, there is no difference for integers unless you perform a from __future__ import division, which causes Python 2.x to adopt the 3.x behavior. …