Python csv

import io
import csv

output = io.BytesIO()
writer = csv.writer(output)

row = ['Name', 'City', 'Phone']
writer.writerow(row)
row1 = ['test1', 'city1', '123456789']
writer.writerow(row1)
row2 = ['test2', 'city2', '234567890']
writer.writerow(row2)
data =  output.getvalue()
fname = "output2.csv"
f = open(fname, 'wb')
f.write(data)
f.close()