Added a helper function to print intermediate values

[itsdivya1309]

Description

Added a helper function, print_value that uses Print Op to print intermediate values and help in model debugging.

Related Issue

• Closes #
• Related to ENH: Improve debug docs and function helpers #6841

Checklist

• Checked that the pre-commit linting/style checks pass
• Included tests that prove the fix is effective or that the new feature works
• Added necessary documentation (docstrings and/or example notebooks)
• If you are a pro: each commit corresponds to a relevant logical change

Type of change

• New feature / enhancement
• Bug fix
• Documentation
• Maintenance
• Other (please specify):

---

📚 Documentation preview 📚: https://pymc--7146.org.readthedocs.build/en/7146/

[welcome]

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[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 92.34%. Comparing base (4c3ec36) to head (b41805c).
Report is 1 commits behind head on main.

❗ Current head b41805c differs from pull request most recent head d4df94f. Consider uploading reports for the commit d4df94f to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7146      +/-   ##
==========================================
+ Coverage   92.28%   92.34%   +0.06%     
==========================================
  Files         100      101       +1     
  Lines       16899    16935      +36     
==========================================
+ Hits        15595    15639      +44     
+ Misses       1304     1296       -8     

Files	Coverage Δ
pymc/model/core.py	91.89% <40.00%> (-0.34%)	⬇️

... and 39 files with indirect coverage changes

[twiecki]

This is great, thanks @itsdivya1309. Can you add a short test?

[itsdivya1309]

This is great, thanks @itsdivya1309. Can you add a short test?

Hi!
I have added a test case, please review.
Thanks.