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First, Python version: Temporarily select the python3.4 version (now OpenStack only a few parts do not support Py3)
Ii. introduction of Python:
Python is a high-level scripting language that combines explanatory, compiled, interactive, and object-oriented.
Python's design is highly readable, with English keywords often used in other languages, some punctuation in other languages, and it has a more distinctive grammatical structure than other languages. Like the Perl language, the Python source code also follows the GPL (GNU general public License) protocol.
Python is an interpreted language: This means that there is no compile-time (Dynamic Data type) in the development process. Similar to the PHP and Perl languages.
Python is an interactive language: This means that you can execute your program in a Python prompt directly interacting with the execution.
Python is an object-oriented language: This means that Python supports object-oriented styles or code encapsulation in object programming techniques.
Python is the language of beginners: Python is a great language for novice programmers, and it supports a wide range of application development, from simple word processing to WWW browser to gaming.
Second, installation
1 Website: https://www.python.org/downloads/
2. Configure path:
1, folder directory can be;
2. Be careful not to forget to add ";" between the paths;
3. Open cmd and enter Python test
4, exit. such as: Using exit () or ctrl-z;
Python Installation and Commissioning