decmessages.py
#!/usr/bin/python3
from base64 import b64decode
dest = open("messages.txt", "wb")
with open("messages.csv", "r") as f:
for message in f.readlines():
data = message.split(",")[5]
text = b64decode(data) # .decode(errors="ignore")
# print(text)
dest.write(text)
dest.close()