a.append(4) # append method to add an item. Python has a plethora of functions to interrogate objects, including id() to get the identity of an object (which usually returns the memory location of ...

The string "Hello there" is created and stored in memory as a Python object. The name x is created in the local namespace and pointed at that object, which increases its reference count by 1, to 1.

Map is a common way to transform lists in most programming languages. In Python, map is a function that loops over a list and applies a function (that you provide) to each item. Your function receives ...

Buffer protocol dunders. Python’s buffer protocol provides a way to get access to the raw region of memory wrapped by many Python objects, like bytes or bytearray.But most interactions with the ...