Update assignment_1.ipynb

[emilyzohar]

What changes are you trying to make? (e.g. Adding or removing code, refactoring existing code, adding reports)

Completed assignment 1

What did you learn from the changes you have made?

Was there another approach you were thinking about making? If so, what approach(es) were you thinking of?

Were there any challenges? If so, what issue(s) did you face? How did you overcome it?

How were these changes tested?

A reference to a related issue in your repository (if applicable)

Checklist

• [ X] I can confirm that my changes are working as intended

[juliagallucci]

Good! One note for improvement would be to simplify your conditional logic in part b. Since is_case_sensitive is already a Boolean, you do not need to explicitly check == True or == False. You could simplify the condition by using if not is_case_sensitive: instead.