(python) Write a function that will return the first word in a sentence.  Call the function first_word. Bonus tasks to handle (1 point each):  There can be dots and commas in a string. A string can start with a letter or, for example, a dot or space. The whole text can be represented with one word and that's it. Input: A string. Return: Noting is outputted Return: A string.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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(python)

Write a function that will return the first word in a sentence.  Call the function first_word.

Bonus tasks to handle (1 point each): 

  • There can be dots and commas in a string.
  • A string can start with a letter or, for example, a dot or space.
  • The whole text can be represented with one word and that's it.

Input: A string.

Return: Noting is outputted

Return: A string.

Example function call and returned value:
first_word("Hello world")
=> "Hello"
first_word("greetings, friends")
"greetings"
=>
Transcribed Image Text:Example function call and returned value: first_word("Hello world") => "Hello" first_word("greetings, friends") "greetings" =>
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