12.9 LAB: Word frequencies (lists) Write a program that first reads in the name of an input file and then reads the file using the csv.reader() method. The file contains a list of words separated by commas. The program must output the words and their frequencies (the number of times each word appears in the file) without any duplicates.Ex: If the input is:input1.csvand the contents of input1.csv are:hello,cat,man,hey,dog,boy,Hello,man,cat,woman,dog,Cat,hey,boythe output is:hello - 1cat - 2man - 2hey - 2dog - 2boy - 2Hello - 1woman - 1Cat - 1Notes: Output words in order of first occurrence in input and end output with a newline. File input1.csv is available to download. 12.9 LAB: Word frequencies (lists)Write a program that first reads in the name of an input file and then reads the file using the csv.reader() method. The file contains a list ofwords separated by commas. The program must output the words and their frequencies (the number of times each word appears in thefile) without any duplicates.Ex: If the input is:input1.csvand the contents of input1.csv are:hello, cat, man, hey, dog, boy, Hello, man, cat, woman, dog, Cat, hey, boythe output is:hello - 1cat 2man - 2hey 2dog - 2boy - 2Hello - 1woman 1Cat - 1Notes: Output words in order of first occurrence in input and end output with a newline. File input1.csv is available to download.465192.3297196.qx3zqy7

Prompt the user to enter the name of the input file Try to open the input file using the "with"…

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

Problem 1PE

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12.9 LAB: Word frequencies (lists)

Write a program that first reads in the name of an input file and then reads the file using the csv.reader() method. The file contains a list of words separated by commas. The program must output the words and their frequencies (the number of times each word appears in the file) without any duplicates.

Ex: If the input is:

input1.csv

and the contents of input1.csv are:

hello,cat,man,hey,dog,boy,Hello,man,cat,woman,dog,Cat,hey,boy

the output is:

hello - 1

cat - 2

man - 2

hey - 2

dog - 2

boy - 2

Hello - 1

woman - 1

Cat - 1

Notes: Output words in order of first occurrence in input and end output with a newline. File input1.csv is available to download.

12.9 LAB: Word frequencies (lists)
Write a program that first reads in the name of an input file and then reads the file using the csv.reader() method. The file contains a list of
words separated by commas. The program must output the words and their frequencies (the number of times each word appears in the
file) without any duplicates.
Ex: If the input is:
input1.csv
and the contents of input1.csv are:
hello, cat, man, hey, dog, boy, Hello, man, cat, woman, dog, Cat, hey, boy
the output is:
hello - 1
cat 2
man - 2
hey 2
dog - 2
boy - 2
Hello - 1
woman 1
Cat - 1
Notes: Output words in order of first occurrence in input and end output with a newline. File input1.csv is available to download.
465192.3297196.qx3zqy7

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