Pretend You're Xyzzy bulk uploader.

cau.py

import requests, csv, time

def main():
  print("Cards Against Uploader")
  with open("inp.csv", "r") as file:
    file = csv.reader(file, delimiter=',')
    for row in file:
      if row[0] is not "color":
        upload(row[0], row[1], "NYA", row[3], row[2])
        time.sleep(7)

def upload(color, text, watermark, pick, draw):
  url = 'https://example.com'
  headers = {
      'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0',
      'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
      'Accept-Language': 'en-US,en;q=0.5',
      'Content-Type': 'application/x-www-form-urlencoded',
      'Origin': url,
      'DNT': '1',
      'Connection': 'keep-alive',
      'Referer': url + '/addcard.jsp',
  }
  data = {
    'color': color,
    'text': text,
    'watermark': watermark,
    'pick': pick,
    'draw': draw
  }
  response = requests.post(url + '/addcard.jsp', headers=headers, data=data)
  print()
  print("POSTed: " + text + " [" + str(response.status_code) + "]")

main()