Sentimental Analysis using Amazon reviews dataset

[yashwe0]

##135 Enhancing Project with Visualization

Description

Adding sentimental analysis in python using the dataset of amazon reviews: Helping us to check whether the review is positive or negative using NLTK basis and Plotting VADER results, Second step is Roberta Pretrained Model, third step to Combine and Compare.

Type of PR

• Bug fix
• Feature enhancement
• Documentation update
• [✔] Other (specify): Adding new dataset and .ipynb file containing the code__________

Screenshots / videos (if applicable)

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Checklist:

• [✔] I have performed a self-review of my code
• [✔] I have read and followed the Contribution Guidelines.
• [✔] I have tested the changes thoroughly before submitting this pull request.
• [✔] I have provided relevant issue numbers, screenshots, and videos after making the changes.
• [✔] I have commented my code, particularly in hard-to-understand areas.

Additional context:

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