csv to bz2

csvfile = input("Copy the csv file name here\n")

with open(csvfile, 'rb') as infile:
    csv_bytes = infile.read()

import bz2

bz2file = csvfile + '.bz2'

# Compress the csv file into bz2

with bz2.BZ2File(bz2file, 'w') as outfile:
    outfile.write(csv_bytes)

# CSV Meta File Generation

import csv

metafile = csvfile[0:-4] + '.meta.csv'

count = len(open(csvfile).readlines())

import hashlib

with open(bz2file, 'rb') as bz2:
    byte = bz2.read()
    readable_hash = hashlib.sha256(byte).hexdigest()

# generate the meta json file

with open(metafile, 'w', newline = '') as outmeta:
    meta = ['META', 'false', csvfile, '', csvfile, '2.2.1',
            bz2file + '@' + str(count) + '@@' + readable_hash, ""]
    writer = csv.DictWriter(outmeta, fieldnames = meta)
    
    writer.writeheader()