Other syntax elements you may not know of yet

There are some elements of the Python syntax that are not popular and rarely used. This is because they either provide very little gain, or their usage is simply hard to memorize. Due to this, many Python programmers (even with years of experience) simply do not know about their existence. The most notable examples of such features are as follows:

• The for ... else ... clause
• Keyword-only arguments

The for ... else ... statement

Using the else clause after the for loop only allows us to execute a block of code if the loop ended naturally, without terminating with the break statement:

>>> for number in range(1):
...     break
... else:
...     print("no break&quot...