Provide a corrected and explained version of the Python code related to turtle graphics.

```json [ { "explanation": "The code has some errors. Here's the corrected version along with explanations:", "corrected_code": "```python import turtle def cherepahi(t): t.shape("turtle") t.color("green") t.forward(100) t1 = turtle.Turtle() t2 = turtle.Turtle() t3 = turtle.Turtle() t2.left(90) cherepahi(t1) cherepahi(t2) cherepahi(t3) turtle.exitonclick() ```", "line_by_line_explanation": [ "`import turtle`: Imports the turtle graphics library.", "`def cherepahi(t):`: Defines a function named `cherepahi` that takes a turtle object `t` as input.", "`t.shape("turtle")`: Sets the shape of the turtle to 'turtle'.", "`t.color("green")`: Sets the color of the turtle to green.", "`t.forward(100)`: Moves the turtle forward by 100 units.", "`t1 = turtle.Turtle()`: Creates a turtle object named `t1`.", "`t2 = turtle.Turtle()`: Creates a turtle object named `t2`.", "`t3 = turtle.Turtle()`: Creates a turtle object named `t3`.", "`t2.left(90)`: Rotates turtle `t2` by 90 degrees to the left.", "`cherepahi(t1)`: Calls the `cherepahi` function with `t1` as the argument, making `t1` draw.", "`cherepahi(t2)`: Calls the `cherepahi` function with `t2` as the argument, making `t2` draw after rotating.", "`cherepahi(t3)`: Calls the `cherepahi` function with `t3` as the argument, making `t3` draw.", "`turtle.exitonclick()`: Keeps the turtle graphics window open until it is clicked." ], "errors_corrected": [ "`from turtle in*` was changed to `import turtle` to correctly import the library.", "Turtle objects were not properly instantiated. Changed `t1 = Turtle()` to `t1 = turtle.Turtle()` and similar for `t2` and `t3`.", "Added t3 to the function calls so that all three turtles are drawn." ], "overall_explanation": "The original code had issues with importing the turtle library and instantiating turtle objects. The corrected code properly imports the library, creates three turtle objects, rotates the second turtle, and then applies the `cherepahi` function to all three turtles, drawing them on the screen. The window remains open until clicked." } ] ```