The Python interpreter is commonly installed as /usr/local/bin/python3.12 on systems where it is accessible. By adding /usr/local/bin to your Unix shell’s search path, you can initiate it simply by entering the command:
Here is the link to download Python interpreter.
Download–>https://www.python.org/
https://www.python.org/downloads/windows/
1. Using Command Line
When calling Python, you have the flexibility to specify various options:
python [-bBdEhiIOqsSuvVWx?] [-c command | -m module-name | script | - ] [args]
For routine usage, the most prevalent scenario involves a straightforward invocation of a script:
python myscript.p
The interpreter interface bears a resemblance to that of the UNIX shell but offers additional invocation methods:
3. Installation Steps are given below-
There are four Python 3.12 installers ready for download, with two for each of the 32-bit and 64-bit versions of the interpreter. The web installer is a compact initial download that automatically fetches the required components as needed. On the other hand, the offline installer contains all the necessary components for a standard installation, requiring an internet connection only for optional features. For alternative methods that don’t involve downloading during installation, refer to the “Installing Without Downloading” section.
Follow the link for complete guidelines —https://docs.python.org/3/using/windows.html
Post-installation, Python can be initiated by locating it in the Start menu. Alternatively, it can be accessed from any Command Prompt or PowerShell session by typing “python”. Additionally, “pip” and “IDLE” can be utilized by typing “pip” or “idle” respectively. IDLE can also be found in the Start menu.
5.ALTERNATIVE PYTHON PACKAGES
In addition to the standard CPython distribution, there are modified packages that offer additional functionalities. Here is a compilation of popular versions and their key features:
- ActivePython
- Installer with multi-platform compatibility
- Includes documentation and PyWin32
- Anaconda
- Incorporates popular scientific modules such as numpy, scipy, and pandas
- Utilizes the conda package manager
- Enthought Deployment Manager
- Touted as “The Next Generation Python Environment and Package Manager”
- Noteworthy: Enthought previously provided Canopy, which reached its end of life in 2016
- WinPython
- Windows-specific distribution
- Prebuilt with scientific packages and tools for package building
It’s important to note that these packages may not necessarily include the latest Python versions or other libraries. Additionally, they are not maintained or supported by the core Python team.
Configuring Python :
For convenient Python execution from a command prompt, you may consider adjusting default environment variables in Windows. Although the installer offers an option to configure the PATH and PATHEXT variables, this is reliable only for a single, system-wide installation. If you regularly use multiple Python versions, the recommended approach is to leverage the Python Launcher for Windows.
Adjusting Environment Variables
In Windows, configuring environment variables can be done permanently at both the User and System levels or temporarily within a command prompt.
For temporary adjustments to environment variables, open the Command Prompt and employ the set command:
set PATH=C:\Program Files\Python 3.9;%PATH%
set PYTHONPATH=%PYTHONPATH%;C:\My_python_lib
python
These commands modify the PATH variable, adding the Python 3.9 installation directory, and update the PYTHONPATH variable, appending the specified Python library directory. The final command, “python,” can then be executed with the modified environment variables.
For permanent modifications to the default environment variables, initiate the process by clicking on Start and searching for ‘edit environment variables.’ Alternatively, open System properties, navigate to Advanced system settings, and click on the Environment Variables button. Within this dialog, you have the option to add or modify both User and System variables. It’s crucial to note that altering System variables requires unrestricted access to your machine, specifically Administrator rights.
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as u said i changed title.
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Thanks for sharing. I read many of your blog posts, cool, your blog is very good.