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Python is a multi-paradigm programming language. Object-oriented programming and structured programming are fully supported, and many of their features support functional programming and aspect-oriented programming (including metaprogramming [ 70] and metaobjects ). [ 71] Many other paradigms are supported via extensions, including design by ...
One thing the most visited websites have in common is that they are dynamic websites.Their development typically involves server-side coding, client-side coding and database technology.
A bootloader, for example GNU GRUB, LILO, SYSLINUX or systemd-boot. This is a program that loads the Linux kernel into the computer's main memory, by being executed by the computer when it is turned on and after the firmware initialization is performed. An init program, such as the traditional sysvinit and the newer systemd, OpenRC and Upstart.
Pytest. Pytest is a Python testing framework that originated from the PyPy project. It can be used to write various types of software tests, including unit tests, integration tests, end-to-end tests, and functional tests. Its features include parametrized testing, fixtures, and assert re-writing.
In general, a program is an algorithm only if it stops eventually [14] —even though infinite loops may sometimes prove desirable. Boolos, Jeffrey & 1974, 1999 define an algorithm to be a set of instructions for determining an output, given explicitly, in a form that can be followed by either a computing machine or a human who could only carry ...
The Zen of Python is a collection of 19 "guiding principles" for writing computer programs that influence the design of the Python programming language. [1] Python code that aligns with these principles is often referred to as "Pythonic". [2] Software engineer Tim Peters wrote this set of principles and posted it on the Python mailing list in ...
The off-side rule describes syntax of a computer programming language that defines the bounds of a code block via indentation . [1] [2] The term was coined by Peter Landin, possibly as a pun on the offside law in association football . An off-side rule language is contrasted with a free-form language in which indentation has no syntactic ...
For example 5 / 2 is 2; whereas in Python 3, 5 / 2 is 2.5. (In both Python 2 – 2.2 onwards – and Python 3, a separate operator exists to provide the old behavior: 5 // 2 is 2) Allowing non-ASCII letters to be used in identifiers, [42] such as in smörgåsbord, fully supporting Unicode characters in source code (UTF-8 is used by default)