import re
import sys

class event:
    def __init__(self, timestamp, hex, description):
        self.timestamp = timestamp
        self.hex = hex
        self.description = description

    def __str__(self):
        return self.timestamp+ ","+ self.hex + "," + self.description

eventlog = []

filename = sys.argv[1]

fh = open(filename)

exfilename = filename[0:filename.find(".")] + ".csv"


full = ""


for line in fh:
  timestamp = line[line.find("[")+1:line.find(" ")]
  hex = line[line.find(" ")+1:line.find("]")]
  description = line[line.find("] ")+2:line.find("\n")]
  e = event(timestamp,hex,description)
  eventlog.append(e)
fh.close()

for each in eventlog:
  if "FFFF" not in each.hex:
    full += str(each) + "\n"

print(exfilename)

new = open(exfilename,'w')
new.write(full)
new.close()