That is how to effectively create arrays in Python. However, there are other options for arrays too. One example is to create a CSV file, which you can learn to do in our quick guide .

It is possible to use generic Python objects as the dtype for a NumPy array, but if you do this, you’ll get no better performance with NumPy than you would with Python generally.

As an FYI, nosferatu-man's and my solutions are better than S. Carton's, but require Python 2.4. The "key" parameter to sort/sorted does a "Decorate-Sort-Undecorate"[1] automatically, whereas the ...

You can file this post under “if Rhett doesn’t write it down, he will forget”. I guess you are thinking that I am a python expert. Perhaps you picture me like this: Oh, I pretend to be an ...