Page 173 - Computer Science V2.0 Class 11

It is a graphical interface for visualising a program's execution step by step. Fig 7.10 shows the Python Tutor interface.
To get started, you need to select the Python version in the dropdown menu for the code.

Fig 7.10: Python Tutor Visualization
In Fig 7.11, we have shown an eight line code (related to the discussion above), in the text box in PythonTutor. Note
that the lines of code are numbered.

Fig 7.11: Python Tutor Visualization Execution

Fig 7.11 Python Tutor Visualization execution, as shown in Fig 7.12. The forward and back buttons are used to move
one step forward or backwards while visualising stepwise execution. To edit the code at any moment, just click Edit
this code icon.

Data Types and Operators 159