much-fields.py

much-fields.py

import csv

bigArray = []
fieldNameArray = []
sampleArray = []

theSize = 4000

for i in range(theSize):
    fieldNameArray.append('Field_' + str(i))

for i in range(theSize):
    sampleArray.append(i + 1)

bigArray.append(fieldNameArray)
for i in range(theSize):
    bigArray.append(sampleArray)

with open('large.csv', 'wb') as csvfile:
    spamwriter = csv.writer(csvfile, delimiter=',',
                            quotechar='|', quoting=csv.QUOTE_MINIMAL)
    for i in bigArray:
        spamwriter.writerow(i)