Python 3

A simple way to encrypt a file is to change all charactersfollowing a certain encoding rule. In this question, you need tomove all letters to next letter. e.g. 'a'->'b', 'b'->'c',..., 'z'->'a', 'A'->'B', 'B'->'C', ..., 'Z'->'A'. Forall digits, you need to also move them to the next number. e.g.'0'->'1', '1'->'2', ..., '9'->'0'. All the other symbolsshould not be changed.

1. Write a function encrypt with the following requirements:

• the function takes a string argument, which is a filename.
• read the csv file.
• replace all characters uisng the rule above.
• write the content to a new file named \"encrypted.csv\".

1. Call the function with the file name\"business-price-indexes-june-2020-quarter-csv-corrected.csv\"

--2020-10-16 19:32:31--https://www.stats.govt.nz/assets/Uploads/Business-price-indexes/Business-price-indexes-June-2020-quarter/Download-data/business-price-indexes-june-2020-quarter-csv-corrected.csvResolving www.stats.govt.nz (www.stats.govt.nz)... 45.60.11.104Connecting to www.stats.govt.nz(www.stats.govt.nz)|45.60.11.104|:443... connected. HTTP requestsent, awaiting response... 200 OK Length: 11924606 (11M) [text/csv]Saving to:‘business-price-indexes-june-2020-quarter-csv-corrected.csv’business-price-inde 100%[===================>] 11.37M 4.56MB/sin 2.5s 2020-10-16 19:32:34 (4.56 MB/s) -‘business-price-indexes-june-2020-quarter-csv-corrected.csv’ saved[11924606/11924606]