#!/bin/bash
 
# ideone boilerplate: run in temp dir 
t=$(mktemp -d -t ideone.XXXXXXXX) || exit
trap 'rm -rf "$t"' ERR EXIT
cd "$t"
 
cat <<\: >data.csv
ID,Customer_Name,Cust_ADD
"1",A,CBE
2,B,POL
3,C,POL
:
 
cat <<\: >prog.py
import csv
import sys
 
 
csv_file="data.csv"
 
new_content = """This is Loganayaki ,she is trying to append the csv file
 
But she is not able to, she is facing difficulty using shell script
 
she is seeking help to fix this issue, so that she cab complete her task.
she tried few things which is not helping her"""
 
with open(csv_file) as inp:
    rows = csv.reader(inp)
    writer = csv.writer(sys.stdout)
    for lineno, row in enumerate(rows, 1):
        if lineno == 2:
            row[0] += new_content
        writer.writerow(row)
:
 
python3 prog.py
 

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