$***$IN PYTHON$***$Step $1$: Implement database setup methods in DbManager.py

DbManager.py contains class DbManager which allows the food vendor to create and access the database. Implement the following attributes and methods for class DbManager:

Attributes

Connection conn $-$ Connection object that, once connected, will be used throughout the program.

Instance methods

Database Setup Methods

connect$()$

Establishes a connection to an in$-$memory database.

disconnect$()$

Disconnects from the existing database.

create$\_$menu$\_$table$($data$\_$file$)$

Reads a $.$tsv file and creates a table named menu.

Calls insert$\_$menu$()$ to insert individual entries to the table.

insert$\_$menu$($menu$)$

Reads a menu tuple containing the column values of a menu entry $($category$,$ item$\_$name, description, price, prep$\_$time, availability$).$

Inserts an entry into the menu table with column values listed in the parameter.

create$\_$user$\_$table$($data$\_$file$)$

Reads a $.$tsv file and creates a table named user.

Calls insert$\_$user$()$ to insert individual entries into the table.