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Alternatively, you can open the IDLE on Python and open the HelloAfrica.py file to
run it starting on the start bar with steps:
In search field, type IDLEàopenàFileàopenàDesktopàPythonàHelloAf-
ricaàRunàRun module. Chapter Six: Object oriented programming with Python
FOR ONLINE READING ONLY
The output is shown in Figure 6.4:

Figure 6.4: First Python program using IDLE

Virtual environments (v) Activate the virtual environment. On
It is recommended to use virtual Windows, run:
environments to manage dependencies (vi) myenv\Scripts\activate
and isolate project environments.
Virtual environments allow you to have Once activated, any Python packages
separate Python installations and package you install using pip will be installed
dependencies for different projects. This within the virtual environment, keeping
helps avoid conflicts between different them separate from your system-wide
versions of packages used in different Python installation.
projects. To create a virtual environment, Python fundamentals
you can use tools like virtualenv or venv,
which come bundled with Python. Here is Python fundamentals involves defining
basic syntax, variables, operators,
how you can create a virtual environment expressions and data types.
using venv:
(i) Open a command prompt or terminal. Basic syntax
(ii) Navigate to your project directory. The following explain important

(iii) Run the following command to create guideline for syntax in Python:
a virtual environment:
(iv) python-m venv myenv; This (a) Indentation
replace myenv with the name In Python, indentation is used to signify
you want to give to your virtual blocks of code. It is important to
environment. maintain consistent indentation, usually

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Student’s Book Form Five

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