code: def validate_cert(cert_file_path):
      with open(cert_file_path, "r") as f:
          cert_buf = f.read()
  
      cert = crypto.load_certificate(crypto.FILETYPE_PEM, cert_buf)
  
      date_format, encoding = "%Y%m%d%H%M%SZ", "ascii"
      not_before = datetime.strptime(
          cert.get_notBefore().decode(encoding), date_format
      )
      not_after = datetime.strptime(
          cert.get_notAfter().decode(encoding), date_format
      )
      now = datetime.now()
  
      https_error = "Error using HTTPS: "
      if now < not_before:
          msg = (
              https_error
              + f"The certificate provided is not valid until {not_before}."
          )
          logger.critical(msg)
          raise RuntimeError(msg)
      if now > not_after:
          msg = (
              https_error
              + f"The certificate provided expired on {not_after}."
          )
          logger.critical(msg)
          raise RuntimeError(msg)
  
imports: import csv
  from datetime import datetime
  import logging
  from OpenSSL import crypto
  import os
label_desc: Use image node_id 1 for calling a global function with example usage: validate_cert(cert_file_path) without return types