What versions of Python have been developed so far, and what are the differences between each version?-Python Tutorial-php.cn

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What versions of Python have been developed so far, and what are the differences between each version?

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Jun 17, 2020 pm 12:02 PM

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What versions of Python have been developed so far, and what are the differences between the versions?

How many versions of Python have been developed so far? Which versions and the differences between each version are:

1. System differences:

1. Download Windows X86 can be used by 32-bit computer systems.

2. Download Windows X86-64 can be used by 64-bit computer systems.

2. Version differences:

1. Download Windows X86 web-based installer is a file that requires an Internet connection to complete the installation.

2. Download Windows X86 executable installer is an executable installation file. After downloading, double-click to install.

3. Download Windows X86 embeddable zip file is an embeddable compressed package file that can be integrated into other applications.

3. Expanded information:

Choice of Python2 and Python3:

Because the early Python version had some shortcomings in the basic design . In 2008, Guido van Rossum re-developed Python 3.0 (called Python 3000, or Py3k for short). Python 3 solved these remaining problems well during the design, and also achieved certain improvements in performance.

However, the biggest problem brought by Python3 is that it is not fully backwards compatible. The backwards compatible version at that time was Python2.6. The Python development team cannot switch all projects and libraries to Python 3.0 at once.

Therefore, the two versions have entered a state of long-term parallel development and maintenance. But in terms of update speed, Python3 is updated much faster than Python2, because Python2 is currently mainly for maintenance. Python3 is the future trend.

Recommended tutorial: "python video tutorial"

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