docs: fix code block formatting in README.md

[cagataycali]

Description

Fixed missing code block formatting in the README.md file for the Code Interpreter section. Added proper markdown code blocks around the Python examples to improve readability and ensure proper syntax highlighting.

Changes made:

• Added opening ````python` code block marker
• Updated comment from "Create a session and execute code" to "Create a session"
• Added "Execute Python code" comment for clarity
• Simplified the example code by removing pandas import
• Added closing ```` code block marker

Related Issues

N/A - Minor documentation formatting fix

Documentation PR

N/A - This is the documentation fix itself

Type of Change

• Bug fix
• New Tool
• Breaking change
• Other (please describe):

Testing

Verified that the markdown renders correctly with proper syntax highlighting:

• Manually reviewed the diff using git diff
• Confirmed that the code blocks now have proper markdown formatting
• No functional code changes, only documentation formatting

Checklist

• I have read the CONTRIBUTING document

• I have added tests that prove my fix is effective or my feature works (N/A - documentation only)

• I have updated the documentation accordingly

• I have added an appropriate example to the documentation to outline the feature (N/A - formatting fix only)

• My changes generate no new warnings

• Any dependent changes have been merged and published (N/A)

• By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.